Detailed Information

Research Field/Keywords for Research Field

• Separation engineering

Education

• 1990/03, Department of Applied Chemistry, Graduated
• 1992/03, Department of Organic Synthesis, Master Course, Completed

Employment Experience

• 1992/04 - 2001/03 Research Associate, Faculty of Science and Engineering, Saga University
• 2001/04 - 2007/03 Associate Professor, Faculty of Science and Engineering, Saga University
• 2007/04 - 2008/12 Associate Professor, Faculty of Science and Engineering, Saga University
• 2009/01 - 2010/03 Professor, Chemistry and Applied Chemistry, Faculty of Science and Engineering, Saga University
• 2010/04 -  *  Professor, Chemistry and Applied Chemistry, Graduate School of Science and Engineering, Saga University
• 2013/04 - 2014/03 Part-time Lecturer
• 2013/07 - 2014/03 Part-time Lecturer

Field of Specialization

• Environmental conscious materials and recycle, Properties in chemical engineering process/Transfer operation/Unit operation, Analytical chemistry, Functional solid state chemistry, Polymer/Textile materials

Membership in Academic Societies

• Japan Society of Ion Exchange, The Society of Chemical Engineers, Japan, The Japan Society for Analytical Chemistry, The Society of Materials Engineering for Resources of JAPAN, The Chemical Society of Japan, The Rare Earth Society of Japan

Awards

• 日本素材物性学会山崎賞 （2014/06）
• 日本イオン交換学会進歩賞 （2005/11）
• 平成30年度日本イオン交換学会学術賞 （2018/11）
• 令和4年度日本イオン交換学会学会賞 （2022/11）

Research Topics and Results

• 第7章　吸着現象を利用した応用プロセス (10)　レアメタル回収 2023/02
• Solubilities and metal extraction behaviors for calix[4]arene acetic-acid derivatives in various organic solvents 2023/01
• (Effect of halgen atoms on extraction behavior of metals with halogenated acetoamides) 2022/11
• (Elucidation of extraction mechanism of platinum group metals by secondary amide extractant reagents and application to a microreactor) 2022/11
• Research on preparation of metal adsorbents incorporating macrocyclic compound and based on biomass wastes 2022/11
• Extraction for anionic species of gallium using secondary amido compounds 2022/11
• 第Ⅴ章　その他の利用　第３章　ポリフェノールを利用した貴金属などの回収技術 2022/11
• Synthesis and characterizations of Zr(IV) loaded orange waste for effective sequestration of Mo(VI) and W(VI) from water 2022/09
• Effect of spacer length between two weak NH hydrogen atoms of secondary diamido reagents on anionic platinum extraction 2022/08
• 大環状化合物によるナトリウムと他金属の共抽出 2022/07
• Extraction properties of Trivalent Rare Earth Ions from HNO3 Using a Triamide–Amine Extractant 2022/06
• Preparation and acid dissociation property of secondary diamide type extraction reagents with different spacer lengths, and their extraction property of platinum 2022/03
• Recent advances in guanidinium salt based receptors and functionalized materials for the recognition of anions 2021/12
• A Review on Supramolecular Chemosensor Agent through Fluorescence Spectroscopy: Calixarenes 2021/11
• Preparation of Natural Bio-adsorbent from Green Tea Extract Powder and Its Application for Selective Removal of Cs(I) from Water 2021/11
• Comparative Extraction of Aluminum Group Metals Using Acetic Acid Derivatives with Three Different-Sized Frameworks for Coordination 2021/10
• Selective Extraction of Platinum(IV) from the Simulated Secondary Resources Using Simple Secondary Amide and Urea Extractants 2021/08
• Effective extraction of Pt(IV) as [PtCl6]2− from hydrochloric acid using a simple urea extractant 2021/06
• Allosteric extraction of the second gallium anion assisted by the fist gallium-loaded fluorinated secondary amide reagent 2021/05
• Introduction of Carboxylic Acid Groups on The Matrix of Methylene Crosslinked Calix[4]arene Resin for The Improved Precious Metals Adsorption Properties 2021/05
• New concept for the study of the fluid dynamics of lithium extraction using calix[4]arene derivatives in T-type microreactor systems 2021/05
• Preliminary Investigation of Organocatalyst Activity Based on C-Arylcalix[4]-2-methylresorcinarene Sulfonic Acid Materials for Biodiesel Production 2021/04
• Review on adsorbents incorporating calixarene derivatives for metals recovery and hazardous ions removal - Concept of adsorbent design and classification of adsorbents 2021/03
• Effects of annealing temperature on microstructural, magnetic properties, and specific absorption rate of Zn-Ni ferrite nanoparticles 2021/03
• Katsutoshi Inoue and Solvent Extraction and Ion Exchange: Contributing to the United Nations’Sustainable Development Goals 2021/02
• Preliminary Investigation of Organocatalyst Activity Based on C-Arylcalix[4]-2-methylresorcinarene Sulfonic Acid Materials for Biodiesel Production 2021/01
• Extraction behavior of trivalent rare earth metal ions with diphosphonic acid type extraction reagent 2020/12
• Gold recovery from precious metals in acidic media by using human hair waste as a new pretreatment-free green material 2020/10
• Stepwise Recovery of Molybdenum, Tungsten, and Vanadium by Stripping using an Amino-Type “Trident” Molecule 2020/10
• Simultaneous removal of lead(II), chromium(III), and copper(II) heavy metal ions through an adsorption process using C-phenylcalix[4]pyrogallolarene material 2020/08
• Recovery of fuoride from water through adsorption using orange‑waste gel, followed by desorption using saturated lime water 2020/05
• Droplet Microfluidic Device for Rapid and Efficient Metals Separation Using Host-Guest Chemistry 2020/05
• 新規ジホスホン酸系抽出試薬の開発と希土類金属イオンの抽出 2020/03
• ３種の異なる基体から成る抽出試薬による金属イオンの抽出挙動 2020/03
• 新規フェノール性三脚状分子による希土類元素の抽出挙動およびアルカリ金属の影響 2020/03
• Selective removal of toxic Pb(II) ion by solid phase extraction withcarboxylate derivative of C3-symmetric triphenoxy methane platform 2020/02
• Extraction behavior of rare earth elements with new phenolic tripodal compound 2019/12
• 液滴マイクロリアクターを用いたカリックスアレーン四酢酸による鉛(II)の抽出挙動 2019/11
• フェノール性三脚状分子による希土類抽出に及ぼす置換基数の影響 2019/11
• 希土類金属の抽出のためのジホスホン酸型抽出試薬の開発 2019/11
• セルロースナノファイバー(CNFs)を用いた金の回収 2019/10
• ジホスホン酸型抽出試薬による希土類金属の抽出挙動 2019/10
• Selective cesium adsorptive removal on using crosslinked tea leaves 2019/09
• Microfluidics Era in Chemistry Field: A Review 2019/09
• Extraction of scandium and other rare earth elements with a tricarboxylic acid derivative of tripodal pseudcalix[3]arene prepared from a new phenolic tripodal framework 2019/07
• 貴金属に対する特異的な反応を利用した分離技術 2019/07
• Synthesis of macrocyclic polyphenol resin by methylene crosslinked calix[4]arene (MC-[4]H) for the adsorption of palladium and platinum ions 2019/06
• Extremely high extraction ability of bisphosphonic acid type extraction reagent to a series of rare earth metal ions 2019/06
• Separation of Pb(II) Ion with Tetraacetic Acid Derivative of Calix[4]arene by using Droplet-based Microreactor System 2019/05
• カリックスアレーン誘導体による金属イオンの抽出分離挙動に及ぼすさまざまな構造効果に関する研究 2019/05
• Adsorption behavior of alkali metal ions on crosslinked tea leaves 2019/03
• A rapid and efficient lithium-ion recovery from seawater with tripropylmonoacetic acid calix[4]arene derivative employing droplet-based microreactor system 2019/01
• カリックスアレーン誘導体によるアルカリ金属の抽出に及ぼす未脱水和水の効果 2018/11
• Selective cesium adsorptive removal on crosslinked tea leaves 2018/11
• Allosteric coextraction of two metal ions with tetraacetic acid of calix[4]arene 2018/09
• Separation of Pb(II) Ion with Tetraacetic Acid Derivative of Calix[4]arene by using Droplet-based Microreactor System 2018/09
• Selective extraction of scandium over other rare earth elements with acetic acid derivative of new tripodal compound 2018/07
• Precious metal extraction with amide compounds 2018/07
• Comparison of interfacial behavior and silver extraction kinetics withvarious types calix[4]arene derivatives at heterogeneous liquid-liquidinterfaces 2018/06
• Silver Extraction with Sulfide Type Trident Compounds 2018/05
• Microfluidic reactor for Pb(II) ion extraction and removal with amide derivative of calix[4]arene supported by spectroscopic studies 2018/05
• Extractive Separation of Trivalent Rare Earths Metal Ions with Phenylphosphoric Acid Type of Trident Molecule for Rare Metal Recovery 2018/04
• Adsorption Behavior of Dithiocarbamate β-Chitosan Gels for Cadmium(II) 2017/12
• Precious Metal Extraction with Thiol and Dithioether Derivatives of Trident Molecule 2017/05
• Synthesis of a Novel Dibenzylamide Derivative of p-tert-Octylcalix[4]arene and its Extraction Properties Towards Noble Metal Ions 2017/04
• Size-discriminative coextraction of sodium and other metal ions with calix[4]arene derivatives 2017/01
• Mutual extractive separation of precious metals with calixarene derivatives using microreactor system 2017/01
• Preparation of silver ion-selective electrodes containing calix[4]arene derivatives as an ionophores 2016/12
• Extraction of Platinum Group Metals with Tripodal Extractants 2016/11
• Metal separation with macrocyclic compounds and application 2016/11
• Microreactor System for Precious Metal Ion Recovery with Calixarene Derivatives 2016/10
• Functionality and application of calixarene compounds for metal extraction 2016/10
• Phenylketone Functionalized p‐tert-Octylcalix[4]arene as Ionophore for Silver  Ion-selective Electrode 2016/10
• Preparation of Palladium-Resin based on Calix[4]arene for Solid-State Hydrogen Storage 2016/10
• Chapter 5 Development of Novel Biosorbents for Gold and Their Application for the Recovery of Gold from Spent Mobile Phones 2016/10
• Precious metal separation with calixarene derivatives using microreactor system 2016/09
• Extraction of platinum group metals with nitrogenous extractants and its extraction mechanism analysis 2016/09
• Extraction of Platinum Group Chlorometalates from HCl solution with Tripodal Extractants 2016/09
• Tripodal Extractants for Platinum Group Chlorometalateds 2016/09
• Gas adsorption property of calixarenes 2016/07
• Solvent extraction of trivalent rare earths with acidic organophosphorus trident molecules 2016/06
• Formaldehyde Removal by Using Solid Phase Extraction with an Imination Reaction on an Amine Type Trident Molecule-Impregnated Resin 2016/05
• High extraction ability and selectivity of a tripodal pivalamide derivative for Pt(Ⅳ) from hydrochloric acid solutions 2016/05
• Preparation history of phosphonic acid type extraction reagents for rare earth metals 2016/05
• Hydrodynamic chromatography using flow of a highly concentrated dextran solution through a coiled tube 2016/04
• 貴金属イオンに対する抽出試薬開発の動向 2015/12
• Comprehensive Comparison of Alkali Metal Extraction with a Series of Calix[4]arene Derivatives with Propyl and/or Acetic Acid Groups 2015/12
• Function of calix[4]arene framework as host compounds for extractive metal separation 2015/12
• Phosphonic derivative of C3 trident molecule for trivalent rare earth matal separation 2015/12
• Extraction behavior of precious metal ions with trimethylacetamide type of trident molecule 2015/12
• Metal separation property of macrocyclic and pseudomacrocyclic compounds as extraction reagents 2015/12
• Mutual extractive separation of precious metals with calixarene derivatives using microreactor system 2015/11
• Solvent extraction of platinum group metals with pivalamidederivative of trident molecule 2015/11
• Droplet-based microfluidic system as an efficient recovery of rare metal ions with calix[4]arene derivatives from acidic media 2015/11
• Extractive separation of rare earth metals with 2-ethylhexylphosphonic acid type of trident molecule 2015/11
• Calix[4]​resorcinarene-​chitosan hybrid via amide bond formation 2015/10
• 金属分離剤の分子デザイン 2015/10
• Adsorptive cadmium removal using dithiocarbamate type chitosans 2015/10
• Solvent extraction of precious metal ions with trimethylacetamide type of trident molecule 2015/09
• PAPRIKA WASTE AS A BIOSORBENT FOR REMOVING HEAVY METALS FROM AQUEOUS SOLUTIONS 2015/09
• Structural effects of calixarne derivatives as extractive separating reagents 2015/09
• Droplet-based Microreactor System for An Efficient Recovery of Rare Metal Ions with Calix[4]arene Derivatives from Acidic Media 2015/09
• Solvent extraction of trivalent rare earths with phosphoric acid derivative of tripodal molecule 2015/08
• Solvent extraction of platinum group metal ions with the secondary amide type of trident molecules 2015/08
• Intramolecular synergism for group separation extraction of trivalent rare earths with a cross type calix[4]arene with phosphonic and carboxylic acid bifunctionality 2015/07
• Droplet-based Microfluidic Reactor for Precious Metal Ion Recovery with Calix[4]arene Derivatives 2015/07
• Solvent extraction of PGMs from HCl media with pivalamide type of trident molecule 2015/07
• Extractive Separation of Rare Eearth Metals with 2-Ethylhexylphosphonic Acid Type Trident Molecule 2015/07
• Selective Extraction of Lithium with Tripropyl-monoacetic Acid Derivative of Calix[4]arene 2015/07
• Allosteric Coextraction of Sodium and Metal Iions with Calix[4]arene Derivatives 3. –Effect of Propyl Groups on Size-discrimination for the Second Coextracted Ion- 2015/06
• Relationship between chemical structure and extraction efficiency toward palladium with ketonic derivatives of p-tert-octylcalix[4]arene in nitric acid media 2015/06
• Synthesis of a cross phosphonic acid type calix[4]arene with two different spacers and its extractive separation of rare earth metals 2015/06
• Rare earth extraction with phosphonic type trident molecule 2015/03
• Overview about Past, Present and Future of International Partnership Program and Joint Seminar between College of Nat. Sci., Daegu University and Graduate School of Sci. and Eng., Saga University 2015
• Investigation of the Correlationship between Ag(I) Extraction Rate and Interfacial Activity with Various Types of Calix[4]arene Derivatives in Nitric Acid Media 2014/12
• Effect of Interfacial Activity on Silver Extraction Rate with Calix[4]arene Derivatives in Nitrate Media 2014/11
• Lithium Selective Adsorption on Impregnated Resin with Trialkyl - Monoacetic Acid Derivative of Calix[4]arene 2014/11
• Solvent extraction of palladium(II) with neutral type of trident molecules 2014/11
• Effect of Interfacial Activity on Silver Extraction Rate with Calix[4]arene Derivatives in Nitrate Media 2014/11
• Precious Metal Extraction with calix[4]arene derivatives by Using Microreactors 2014/11
• Microreactor System with Calix[4]arene Derivatives for Silver Extraction 2014/10
• Cross-linking of monoacetic acid derivative of calix[4]arenes for alkali earth metal extraction 2014/10
• Solvent extraction of precious metal ions with phenylurea type of trident molecule 2014/09
• Lithium Discriminating Extraction with Tripropyl-Monoacetic Acid Derivative of Calix[4]arene 2014/09
• Selective extraction of lithium with calix[4]arene derivatives 2014/09
• Precious metal extraction with trident molecules 2014/09
• 2級メチルアミド型三脚状分子による白金族金属の抽出特性 2014/09
• トリアルキルーモノ酢酸型カリックス[4]アレーン含浸樹脂によるリチウムの選択的固相抽出 2014/09
• Microreactor System for Selective Extraction of Rare Metals by Using Calix[4]arene Derivatives 2014/08
• Solvent Extraction behavior of palladium(II) with methylamido, phenylamido, and phenyldiamido type of trident molecules 2014/08
• 2級メチルアミド型三脚状分子による 白金族金属の抽出挙動の解明 2014/07
• EXTRACTIVE SEPERATION OF RARE EARTHS WITH ORGANOPHOSPHORUS ACID TYPE OF TRIDENT MOLECULES 2014/06
• 白金族金属の選択的回収を目的とした 新規三脚状抽出試薬の開発 2014/06
• Extractive removal of formaldehyde by using imination reaction with amine type of trident molecule 2014/04
• Microreactor Extraction System with Macrocyclic Host Compounds for Rare Metal Recovery 2014/04
• Adsorption of alkali metals using methylene cross-linked calix[4]arene resin 2014/03
• Extractive separation of precious metals with calix[4]arene derivatives and interfacial activity in liquid-liquid extraction system 2014/03
• PHOSPHONATE DERIVATIVE OF C3 TRIDENT “BROOM” MOLECULE FOR TRIVALENT RARE EARTH METAL SEPERATION 2014/03
• カリックス[4]アレーン誘導体をマイクロリアクター系に適用した金属抽出 2014/03
• p-tert-Butylcalix[6]arene hexacarboxylic acid conformational switching and octahedral coordination with Pb(II) and Sr(II) 2014/02
• Molecular Design and Metal Extraction Behavior of Calixarene Compounds as Host Extractants 2013/12
• Studies on the extractive separation of precious metals with calix[4]arene derivatives and behavior of interfacial tension 2013/12
• Solvent extraction of precious metal ions with phenylurea derivative of trident molecule 2013/12
• Solvent extraction of aluminum group metals with benzoic acid of trident molecule 2013/12
• Novel ion-exchange resins containing calix[4]arene tetraacetic acid derivatives for selective lead(II) remival 2013/12
• Extractive Recovery of Rare Metals by Using Microreactor System with Macrocyclic Host Compounds 2013/12
• Microreactor Extraction System with Macrocyclic Host Compounds for Rare Metal Recovery 2013/11
• Solvent extraction behavior of precious metal ions with phenylurea derivative of trident molecule 2013/11
• Application of Microreactor System for Precious Metal Extraction with Calix[4]arene derivatives 2013/11
• Solvent extraction behavior of aluminum group metals with benzoic acid of trident molecule 2013/11
• テーラーメイド型金属分離剤の機能と理解、その応用 2013/11
• Microreactor extraction system with macrocyclic host compounds for rare metal recovery 2013/11
• フェニルウレア型三脚状分子による貴金属イオンの溶媒抽出挙動 2013/11
• 安息香酸型三脚状分子による金属イオンの抽出挙動 2013/11
• キレート能を抑制したカリックス[4]アレーンフルオロ酢酸誘導体による金属イオンの抽出 2013/11
• カリックス[4]アレーンプロピル-酢酸誘導体によるアルカリ金属抽出特性 2013/11
• Solvent Extraction Behavior of Divalent Palladium Ion with Phenylurea Derivative of Trident Molecule 2013/10
• 化学工学年鑑2013　5.分離操作　5.5抽出 2013/10
• ジフルオロ酢酸型カリックス[4]アレーン誘導体による金属イオンの抽出 2013/10
• Adsorption of alkali metals using methylene-bridged calix[4]arene resin 2013/10
• リン酸系官能基を有する三脚状分子による希土類の抽出 2013/09
• アミドおよびウレア型三脚状分子抽出試薬を用いた貴金属イオンの抽出特性評価 2013/09
• カリックスアレーンテトラ酢酸誘導体を組み込んだ４種の樹脂による鉛の吸着 2013/09
• Highly selective and efficient extraction of two Pb2+ ions with a p-tert-butylcalix[6]arene hexaacarboxylic acid ligand: an allosteric effect in extraction 2013/08
• Effect of Phenoxy Oxygen Atoms on Metal Extraction with Detuned Difluoroacetic Acid Derivative of Calix[4]arene 2013/07
• Behavior of alkali metal extraction with calix[4]arene acetic acid - propyl derivatives 2013/07
• Studies on the kinetics and equilibrium of silver extraction with ketonic calix[4]arene 2013/07
• Extraction Behavior of Precious and Base Metals with Imidazole Derivative of Trident Molecules 2013/07
• Solvent Extraction of Precious Metal Ions with Phenylurea Derivative of Trident Molecule 2013/07
• Newly designed highly efficient phosphoric acid extractant for rare earth metal cation 2013/07
• Availability of Microreactor Extraction System with Calixarene Derivatives for Rare Metal Separation 2013/07
• Studies on the kinetics of silver extraction with ketonic calix[4]arene in modified Lewis cell system 2013/07
• Extraction behavior of precious metal ions with phenylurea derivative of trident molecule 2013/07
• Metal Extraction with Calix[4]arene Derivatives by Using Microreactor System 2013/07
• Preparation of Novel Resins Containing Tetraacetic Acid Type of Calix[4]arene and Their Lead Adsorption Behaviour 2013/07
• フェニルウレア型三脚状分子による貴金属イオンの抽出特性 2013/07
• 側鎖の異なる三脚状トリオール化合物による金属の抽出特性 2013/07
• The effect of phenoxy oxygen atoms on extremely high extraction ability and less separation efficiency of trivalent rare earth elements with tetraphosphonic acid derivative of calix[4]arene 2013/06
• EFFECT OF COORDINATIVELY-INERT ALKYL GROUPS ON SIZE-DISCRIMINATING EXTRACTION OF ALKALI METAL IONS WITH PROPYL-ACETIC ACID CROSSED TYPE CALIX[4]ARENE 2013/06
• AVAILABILITY OF MICROREACTOR EXTRACTION SYSTEM INCORPORATING CALIXARENE DERIVATIVES FOR RARE METAL SEPARATION 2013/06
• メチレン架橋型大環状樹脂によるアルカリ金属の吸着 2013/06
• Extraction of Pb2+ with p-tert-butylcalix[4]-, [5]-, [6]arene carboxylic acid ligands and their monomeric counterpart: a thermodynamic approach 2013/05
• 43　カリックスアレーンの応用 2013/05
• 65　有害陰イオンの回収 2013/05
• Solvent Extraction Behavior of Silver Ion with Secondary Phenylamide Derivative of Trident Molecule 2013/03
• メチレン架橋型大環状樹脂によるアルカリ金属の吸着挙動 2013/03
• Alkali metal extraction behavior with calix[4]arene acetic acid - propyl derivatives 2012/12
• Extraction behavior of multivalent metals by trident molecule of phosphoric acid type 2012/12
• カリックスアレーンを担持したシリカ系複合体のIn，Ga吸着特性 2012/11
• 三脚状分子抽出剤を用いた貴金属の抽出特性評価 2012/11
• マイクロリアクタを利用したカリックスアレーン誘導体による高効率希少金属分離 2012/11
• 新規三脚状トリオール化合物の開発及び金属の抽出特性 2012/11
• リン酸型ホウキ分子を用いた多価金属の抽出分離 2012/11
• フルオロカルボン酸型カリックス[4]アレーンの金属抽出に及ぼすフェノキシ酸素の影響 2012/11
• カリックスアレーンを担持したシリカおよびアロフェン複合体のIn，Ga吸着特性 2012/11
• マイクロリアクターを用いたカリックスアレーン誘導体による金属イオンの抽出 2012/11
• リン酸型三脚状分子による希土類金属の抽出挙動 2012/11
• ウレア型三脚状分子抽出剤による貴金属イオンの抽出特性 2012/11
• フルオロカルボン酸型カリックス[4]アレーンによる金属抽出におけるフェノキシ酸素の影響 2012/11
• カドミウム選択性を有するジチオカーバメート型三脚状分子の開発 2012/10
• Effect of alkyl moiety on extractive selectivity of alkali metals with calix[4]arene acetic acid derivative 2012/09
• Extraction behavior of precious metal ions with secondary phenyl amide derivative of trident molecule 2012/09
• ジチオカーバメート型三脚状分子による亜鉛からのカドミウムの選択的抽出 2012/09
• 複素環型三脚状分子を用いた貴金属回収の抽出・分離 2012/09
• プロピル-酢酸交差型カリックス［４］アレーンによるアルカリ金属錯体中の水分子の定量 2012/07
• イミダゾール型三脚状分子を用いた貴金属の抽出 2012/07
• アミド型三脚状分子による貴金属抽出挙動の評価 2012/07
• Solid Phase Extraction, Preconcentration and Separation of Indium with Methylene Crosslinked Calix[4]- and Calix[6]arene Carboxylic Acid Resins 2012/06
• アミド型三脚状分子による貴金属抽出特性の評価 2012/06
• ジチオカーバメート型三脚状分子によるカドミウムの選択的抽出 2012/06
• 新規三脚状トリオール化合物の開発及び三脚状トリオール化合物の抽出特性 2012/06
• Aluminum Group Extraction with Benzoic Acid – Acetic Acid Crossed Type Calix[4]arene Derivatives 2012/05
• Selective Extraction of Precious Metal Ions with Novel Trident Molecules with Pyridyl Groups 2012/05
• プロピル-酢酸交差型カリックス［４］アレーンによるアルカリ金属抽出に伴う水和水の定量 2012/05
• ピリジル型三脚状分子の貴金属抽出挙動と銀イオン選択性電極素子としての利用 2012/05
• 分離分析試薬としてのカリックスアレーン 2012/03
• アミド型三脚状ホウキ分子を用いた貴金属の選択的抽出 2012/03
• テーラーメイド型新規分離剤の開発について 2012/03
• バイオマス系分離剤と人工合成系分離剤の役割分担 2012/03
• Extraction Behavior of Metal Ions with Calix[4]arene Difluoroacetic Acids Derivatives 2012/02
• Extraction and isolation of metals on carboxylic acid type of broom molecule which don’t have oxygen 2012/02
• ホスト分子による 希少金属オンサイト分離のための マイクロリアクターシステムの構築 2012/02
• Syntheses and group of aluminum extraction of calix[4]arene derivatives with benzoic acid 2011/12
• Extractive separation of precious metals by using tripodal molecules with heterocycles 2011/12
• カリックス[4]アレーンカルボン酸誘導体によるリチウムの分離 2011/12
• レアメタル分離剤の開発 2011/12
• Specific metal coextraction with carboxylic acid type of calix[4]arene caused by sodium addition 2011/11
• Alkali metal extraction mechanism of calix[4]arene acetic acid-propyl derivative 2011/11
• Extractive separation of rare earths with phosphoric acid type of trident molecule 2011/11
• Alkali metal extraction with calix[4]arene acetic acid-propyl derivative 2011/11
• Extraction of rare earths with phosphoric acid type of trident molecule 2011/11
• Synthesis and application of a highly efficient polyvinylcalix[4]arene tetraacetic acid resin for adsorptive lead removal 2011/11
• Extraction behavior of alkali metal ions with calix[4]arene acetic acid - propyl derivative 2011/11
• Solvent extraction of trivalent rare earths with phosphoric acid type of trident molecule 2011/11
• Extraction behavior of precious metals with amide derivative of trident compound 2011/11
• Extraction behavior of alkali metal ions with calix[4]arene acetic acid - propyl derivative 2011/11
• リン酸型ホウキ分子による希土類金属の抽出・分離 2011/11
• 複素環型三脚状ホウキ分子を用いた貴金属の選択的抽出 2011/11
• アミド型三脚状ホウキ分子を用いた貴金属の選択的抽出 2011/11
• アルキル-酢酸交差型カリックス[4]アレーンによるアルカリ金属の抽出分離 2011/11
• Preorganized, cone-conformational calix[4]arene possessing four propylenephosphonic acids with high extraction ability and separation efficiency for trivalent rare earth elements 2011/09
• 安息香酸－酢酸交差型カリックス[4]アレーンによるアルミ族の抽出分離 2011/09
• Multiple proton ionizable calixarene derivatives with different ring sizes and complexation ability as efficient ionophores for complexation and solvent extraction of trivalent indium 2011/08
• Cation Complexation with p-tert-butylcalix[5]arene Pentacarboxylic Acid Derivative: An Allosteric Regulation of The First Metal Ion For Stepwise Extraction of The Second Ion 2011/07
• Methylene crosslinked calix[6]arene hexacaarboxylic acid resin: a highly efficient solid phase extractant for decontamination of lead bearing effluents 2011/07
• リン酸型ホウキ分子を用いた希土類金属の抽出・分離 2011/07
• カリックス[4]アレーンカルボン酸誘導体によるアルミ族金属の抽出 2011/07
• 複素環型三脚状分子を用いた貴金属の抽出・分離 2011/07
• リン酸型ホウキ分子の合成、及び希土類金属の抽出・分離 2011/07
• Synthesis and application of a highly efficient polyvinylcalix[4]arene tetraacetic acid resin for adsorptive removal of lead from aqueous solutions 2011/06
• Preparation of tripodal pyridyl compounds for precious metal extraction 2011/06
• Specific Metal Extraction with Calix[4]arene Carboxylic Acids Caused by Sodium Addition 2011/06
• Novel resins containing　calix[4]arene tetraacetic acid derivatives for lead(II) removal 2011/06
• 第１章　溶液化学　環状化合物によるレアメタル分離 2011/05
• Effect of π electrons on the detection of silver ions by ion-selective electrodes containing tripodal broom molecules as an ionophore 2011/04
• Precious metal extraction property of calix[4]arene derivative 2010/12
• Preparation of ion selective electrode by novel broom molecule 2010/12
• Syntheses and aluminum group extraction of calix[4]arene derivative with benzoic acid 2010/12
• キノリン型calix[4]areneを用いた貴金属の抽出特性 2010/11
• 新規ピリジル系ホウキ分子を用いた貴金属(Ag,Pt,Pd)の選択的抽出 2010/11
• 酢酸-安息香酸交差型カリックス[4]アレーンによるアルミ族金属の抽出 2010/11
• キノリン型calix[4]areneを用いた貴金属の抽出 2010/11
• 新規ピリジル系ホウキ分子を用いた貴金属の選択的抽出 2010/11
• プロピル-酢酸交差型カリックス[4]アレーンによるアルカリ金属抽出機構の解明 2010/11
• ピリジル型ホウキ分子による貴金属の抽出 2010/09
• カリックスアレーンカルボン酸誘導体によるインジウムの抽出およびイオン交換 2010/09
• Solvent extraction and separation of lead with p-tert-butylcalix[5]arene pentacarboxylic acid derivative 2010/09
• プロピル-酢酸交差型カリックス[4]アレーンによるアルカリ金属抽出機構の解明 2010/09
• チオエーテル型三脚状分子による銀イオンの抽出 2010/09
• Elucidation of Extraction Mechanism of Lead ion with Ether-Acetic Acid Crossed Type of Calix[4]arene Derivatives 2010/07
• Preparation of novel resins containing calix[4]arene tetraacetic acid derivatives with lead(II) selectivity 2010/07
• Elucidation of Extraction Mechanism of Lead ion with Ether-Acetic Acid Crossed Type of Calix[4]arene Derivatives 2010/07
• ピリジル型ホウキ分子を用いた貴金属の抽出・分離 2010/07
• Review of the Extraction of Metal Cations with Calixarene Derivatives 2010/04
• Solvent extraction of precious metals with quinolinocalix[4]arene 2010/04
• Preparation of Lead Selective Ion Exchange Resins Containing Calix[4]arene Tetraacetic Acid 2010/01
• Lead(II) Extraction with Ether-Acetic Acid Crossed Type Calix[4]arenes 2010/01
• 第６章　カリックスアレーン化合物を用いた抽出 2010
• Allosteric effect of the first lead ion on stepwise extraction of the second lead ion with p-t-butylcalix[5]arene pentacarboxylic acid derivative 2010
• Effect of π electrons on detection of silver ion-selective electrodes with tripodal broom molecules 2009/12
• ホウキ型カルボン酸抽出剤によるガリウムの選択的抽出 2009/11
• メチレン架橋型カリックス[4]アレーン-2-ピリジル樹脂による銀イオンの吸着 2009/10
• ホウキ型分子を用いた銀イオン選択性電極の電位応答に及ぼすπ電子の影響 2009/10
• 硫黄を含有するホウキ分子による銀イオンの抽出 2009/10
• 交差型カリックス[4]アレーンのナトリウム取り込み挙動 2009/07
• アミン型ホウキ分子によるホルムアルデヒドの抽出除去 2009/07
• Allosteric Extraction Behavior of Trivalent Rare Earth Metals with Calix[4]arene Carboxylic Acids Caused by Sodium Addition 2009/07
• Synthesis of calix[4]arene methylene crosslinked resins with 2-pyridyl groups and their adsorption behavior towards silver ion 2009/07
• Allosteric Extraction Behavior of Trivalent Rare Earth Metals with Calix[4]arene Carboxylic Acids Caused by Sodium Addition 2009/07
• Abnormal metal extraction with calix[4]arene tetracarboxylic acid caused by sodium addition 2009/07
• アリル型ホウキ分子を用いた銀の溶媒抽出および銀イオン選択性電極の開発 2009/05
• Allosteric coextraction of sodium and metal ions with calix[4]arene derivatives 1 2009
• Preparation of calix[4]arene methylene crosslinked resins with 2-pyridyl pendant group and their adsorption behavior towards silver ion 2009
• Adsorption, preconcentration and separation of lead ions by novel calix[4]arene tetracarboxylic acid based polyvinyl resin 2009
• 金属抽出の最新動向 2009
• ホスホン酸基を立体配置した大環状ホスト分子による希土類の抽出相互分離 2009
• ホスホン酸型カリックス[4]アレーン誘導体による希土類金属イオンの抽出分離 2009
• Adsorption, Preconcentration and Separation of Lead Ions By Vinylcalix[4]arene Tetracarboxylic Acid Resin 2009
• アルデヒド除去能を有するアミン型ホウキ分子の開発 2009
• ガリウムに選択性を示す三脚状分子の開発 2009
• 天然物を有効活用した難分離性長寿命核種の分離技術の研究開発 2009
• Solid phase extraction of silver ion by impregnated resins with p-tert-butylcalix[4]arene pyridyl derivatives 2008/05
• Adsorption study of metal ions onto crosslinked seaweed Laminaria japonica 2008
• Preparation of phosphorylated bacterial cellulose as an adsorbent for metal ions 2008
• Liquid membrane transport of cytochrome c using a calix[6]arene carboxylic acid derivative as a carrier 2008
• カリックスアレーンを用いる分子認識化学 2008
• 天然物を有効活用した 難分離性長寿命核種の分離技術の研究開発 2008
• 国立大学法人　宮崎大学工学部物質環境化学科　資源環境化学講座（馬場・大島研究室）を訪ねて 2008
• 第４回イオン交換国際会議（ICIE'07）報告 2008
• Synthesis and rare earth metals extraction property of calix[4]arene carboxylic derivative in the absence or presence of sodium ions 2007/12
• Solvent extraction of metal ions with broom type ionophore containing sulfur atom 2007/12
• Preparation of calyx[4]arene pyridyl type resins for photographic waste treatment 2007/12
• 銀に選択性を有するホウキ型チオエステル抽出剤の開発 2007/11
• ナトリウム添加により希土類抽出選択性の変化するカリックス[4]アレーンカルボン酸誘導体の開発 2007/11
• カリックス[4]アレーンピリジル型含浸樹脂による銀の固液抽出 2007/11
• ジチオカーバメート基を導入したキトサンによる金属の吸着分離特性 2007/09
• ピリジル型カリックス[4]アレーン含浸樹脂による銀の吸着挙動 2007/09
• Na添加による希土類選択性の異なるカルボン酸系カリックス[4]アレーンの開発 2007/09
• カルボン酸型ホウキ分子を用いたアルミニウム族の抽出 2007/08
• p-ビニルカリックス[4]アレーンカルボン酸湯ウド応対の樹脂化と金属の吸着挙動 2007/08
• ジチオカーバメイト基を導入したキトサンによる金属の吸着分離特性 2007/08
• Agに選択性を有するホウキ型イオノフォアの開発 2007/08
• Na添加による希土類選択性の異なる カリックス[4]アレーンカルボン酸誘導体の開発 2007/08
• カリックス[4]アレーンピリジル型含浸樹脂による銀の吸着挙動 2007/08
• カルボン酸—ピリジル交差型カリックス[4]アレーンを用いた金属の抽出特性 2007/08
• カルボン酸型ホウキ分子によるアルミ族の抽出 2007/07
• 写真現像廃液処理のためのカリックス[4]アレーンピリジル型樹脂の開発 2007/07
• ローワーリムにホスホン酸を有するカリックス[4]アレーンの金属抽出特性 2007/03
• カルボン酸‐ピリジル交差型カリックス[4]アレーンによる金属の抽出 2007/03
• Solvent extraction of rare earth and precious metals with quaternary ammonium type of calix[4]arene 2007/01
• Extractive separation of rare earth ions by using calix[4]arene with isopropyl hydrogen phosphonate at upper rim 2007
• Adsorption of rare earth metal ions on novel tripodal broom methylcarbamoylmethoxy acetic acid impregnated resin 2007
• A solvent extraction kinetic study of silver ion with a crossed type carboxylic acid derivative of calix[4]arene 2007
• Leaching Kinetics of Cadmium from Scallop Waste by Dilute Sulfuric Acid Solution 2007
• Adsorptive and Separation of Hexavalent Chromium by Using Adsorption Gel Prepared from Grape Residue 2007
• Adsorptive removal of arsenic by zirconium ion-loaded orange waste gel 2007
• Selective recovery of precious metals by a novel lignin gel 2007
• Waste Paper gel for the mutual separation of heavy metals 2007
• Adsorptive separation of arsenic and phosphorous from an aquatic environment using meta-loaded orange waste 2007
• Solvent Extraction of rare earth and precious metals with quaternary ammonium type of calix[4]arene 2007
• Recovery and Separation of Precious Metals Using Waste Paper 2007
• 一般廃棄物最終処分場から発生する回収塩溶液の電気分解による消毒用次亜塩素酸ナトリウム溶液の生成 2007
• 穏和な条件下で水素ガスを吸蔵する大環状ホスト分子結晶 2007
• ナトリウム添加によって生じるカリックス[4]アレーンカルボン酸誘導体の抽出異常性 2007
• Synthesis of calix[4]arene with phosphonic acid and extraction specificity of rare earth metals 2006/12
• Preparation of lithium ion selective electrode based on tripodal ether compound 2006/11
• 鉛抽出に及ぼすカリックス[4]アレーンカルボン酸のパラ位アルキル鎖の影響 2006/11
• ホウキ型分子を用いたホウ素の抽出挙動 2006/11
• アミン型ホウキ分子によるMo,W,Vの抽出分離挙動 2006/11
• アミン型ホウキ分子によるMo,V,Wの抽出分離挙動 2006/09
• カリックス[4]アレーンを基体としたホスホン酸系抽出剤の合成と希土類金属の抽出特性 2006/09
• エーテル型アルキルトリメチロール化合物を認識素子とするリチウム選択性電極の開発 2006/09
• p-t-オクチルフェノキシカルボン酸誘導体による希土類金属の抽出に及ぼすNa添加効果 2006/08
• アミン型ホウキ分子によるMo,V,およびWの抽出分離挙動 2006/08
• テトラホスホン酸型カリックス[4]アレーンの合成と希土類金属の抽出特性 2006/08
• カリックス[4]アレーンテトラ酢酸誘導体による鉛(II)抽出に及ぼすパラ位アルキル基の効果 2006/08
• 4級アンモニウム塩型カリックス［4］アレーン誘導体による希土類金属の抽出分離 2006/07
• p-t-オクチルフェノキシカルボン酸誘導体による希土類金属の抽出に及ぼすNA添加効果 2006/07
• アミン型ホウキ分子によるMo、V、Wの抽出分離挙動 2006/07
• ４級アンモニウム塩型カリックス[4]アレーン誘導体による希土類金属の抽出分離 2006/07
• 難分離性金属群の相互分離を目的とした新規化合物の開発とその応用 2006/03
• エーテル－酢酸交差型カリックス[4]アレーンによる鉛(II)イオンの抽出 2006/03
• Effect of alkyl branch at upper rim of calix[4]arene tetraacetic acid derivative on lead (II) extraction 2006/01
• Synthesis of calix[4]arene with phosphonic acid and extraction specificity of rare earth metals 2006/01
• Lithium ion selective electrode based on ether type of tripodal compound 2006/01
• リンゴ朔汁残渣を有効利用したホタテガイ内臓廃棄物からのカドミウムの除去プロセスの開発 2006
• Extraction Behavior of Catecholamines by Calixarene Carboxylic Acid Derivatives 2006
• Adsorptive removal of uranium and thorium with a crosslinked persimmon peel gel 2006
• International Symposium on Ion Exchange in Korea (2006) and 22nd Annual Meeting of JAIE 報告 2006
• Extraction behavior of rare earths with calix[4]arene compound containing quaternary ammonium nitrate on 2006
• ホスト分子を用いた金属の相互分離 2005/11
• エーテル－カルボン酸交差型カリックス[4]アレーンと金属イオンとの錯形成機構の解明 2005/11
• 新規ホウキ型カルボン酸含浸樹脂の開発と希土類金属の吸着挙動 2005/11
• ホスホン酸基を含むカリックス[4]アレーン誘導体による希土類の抽出分離 2005/11
• ホウキ型トリフタルアミド酸抽出剤の合成と希土類金属の抽出特性 2005/11
• Preparation of calix[4]arene compounds for mutual separation of rare earths 2005/09
• Solvent Extraction of Trivalent Rare Earths with Novel Calix[4]arene Phosphonate Derivative 2005/09
• テトラホスホン酸型カリックスアレーンの合成と希土類の抽出挙動 2005/08
• ホウキ型フタルアミド酸誘導体の合成と希土類金属の抽出特性 2005/08
• 難分離性元素を相互分離するための新規分離剤の開発 2005/07
• 新規ホウキ型分子を抽出剤として用いた希土類金属の相互分離 2005/07
• Phosphorylated Bacterial Cellulose for Adsorption of Metal ions 2005
• Solvent Extraction of Rare Earths with Novel Calix[4]arene Phosphonate Derivative 2005
• 生物処理された豚舎排水の脱色とりん除去の簡易処理 2005
• Development of New Removal Process of Cadmium from Wastes of Scallops by Using Biomass Wastes 2005
• Extraction equilibrium of trivalent erbium, yttrium and holmium with dioleyl- and dioctyphosphoric acids 2005
• Synthesis and extraction property of calix[4]arene with different functional groups 2004/12
• Synthesis and extraction property of calix[4]arene with different functional groups 2004/12
• Solvent extraction of metal ions with calixarene pyridyl derivatives 2004/12
• Adsorption of Metal Ions on Crosslinked Lignosulphonic Acid 2004/11
• p-アリルカリックス[4]アレーンカルボン酸誘導体による鉛の抽出 2004/11
• テトラホスホン酸型カリックス[4]アレーンによる希土類の抽出分離 2004/11
• p-アリルカリックス[4]アレーンカルボン酸誘導体による鉛の抽出挙動 2004/11
• A calix [6] arene amide derivative for extraction of guanidium compound and ammonium compound 2004/06
• A calix[6]arene amido derivative for extraction of guanidium compound and ammonium compound 2004/06
• Extraction mechanism of lead ion with p-allylcalix[4]arene tetracarboxylic acid 2004/06
• Adsorptive Removal of Fluoride by Hydroxyapatite Prepared from Spent Mold Gypsum 2004/03
• Adsorptive removal of cadmium from wastes of scallops by using orange or apple juice residue 2004
• Solvent extraction of catechols with boron-containing reagents 2004
• Selective Extraction of Silver Ion with Proton Switchable calix [4] arene 2004
• Solvent extraction of rare earths with a novel phosphonate extractant providing a narrow coordination site 2004
• Extraction Mechanism of Lead Ion with p-Allylcalix[4]arene Tetracarboxlic Acid 2004
• ピリジニウム型カリックス[4]アレーン誘導体による金属アニオンの抽出 2004
• Removal of Arsenic from Mine Water by the Effective Use of Biomass 2003/12
• Preparation of Novel Crosslinking Type Resins Based on Calix [4] arene Tetracarboxylate with High Selectivity and High Loading Capacity for Lead Ion 2003
• Protein Extraction and Stripping with Calixarene Derivatives 2003
• Effect of coexisting sodium ion on extractive separation of metal ions with calix [4] arene tetracarboxylic acid 2002
• Silver ion selective electrode based on (2-pyridylmethoxy)-p-t-octylcalix [4] arene 2002

Books

• 第7章　吸着現象を利用した応用プロセス (10)　レアメタル回収;　2023/02
  ANNOUNCEMENT INFO.;　, 293-302
  AUTHOR;　
  
• 第Ⅴ章　その他の利用　第３章　ポリフェノールを利用した貴金属などの回収技術;　2022/11
  ANNOUNCEMENT INFO.;　, 293-302
  AUTHOR;　
  
• Droplet Microfluidic Device for Rapid and Efficient Metals Separation Using Host-Guest Chemistry;　2020/05
  ANNOUNCEMENT INFO.;　Advances in Microfluidic Technologies for Energy and Environmental Applications, 1-19
  AUTHOR;　Y. S. Kurniawan, R. R. Sathuluri, K. Ohto
  
• Chapter 5 Development of Novel Biosorbents for Gold and Their Application for the Recovery of Gold from Spent Mobile Phones;　2016/10
  ANNOUNCEMENT INFO.;　The recovery of gold from secondary sources, 143-171
  AUTHOR;　K. Inoue, M. Gurung, H. Kawakita, K. Ohto, D. Parajuli, B. Pangeni, S. Alam
  
• 43　カリックスアレーンの応用;　2013/05
  ANNOUNCEMENT INFO.;　, 102-103
  AUTHOR;　
  
• 65　有害陰イオンの回収;　2013/05
  ANNOUNCEMENT INFO.;　, 150-151
  AUTHOR;　
  
• テーラーメイド型新規分離剤の開発について;　2012/03
  ANNOUNCEMENT INFO.;　, 475-475
  AUTHOR;　
  
• バイオマス系分離剤と人工合成系分離剤の役割分担;　2012/03
  ANNOUNCEMENT INFO.;　, 428-429
  AUTHOR;　
  
• 第１章　溶液化学　環状化合物によるレアメタル分離;　2011/05
  ANNOUNCEMENT INFO.;　, 13-22
  AUTHOR;　
  
• 第６章　カリックスアレーン化合物を用いた抽出;　2010
  ANNOUNCEMENT INFO.;　, 111-140
  AUTHOR;　
  
• カリックスアレーンの応用;　2009
  ANNOUNCEMENT INFO.;　, 306-309
  AUTHOR;　
  
• 有害陰イオンの回収;　2009
  ANNOUNCEMENT INFO.;　, 314-317
  AUTHOR;　
  

Original Articles

• Solubilities and metal extraction behaviors for calix[4]arene acetic-acid derivatives in various organic solvents;　2023/01
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem.,, 103, 71-79
  AUTHOR;　T. Oshima, T. Ishibashi, K. Ohto,
  
• Synthesis and characterizations of Zr(IV) loaded orange waste for effective sequestration of Mo(VI) and W(VI) from water;　2022/09
  ANNOUNCEMENT INFO.;　J. Mater. Cycles Waste Manag., 24, 5, 1-17
  AUTHOR;　H. Paudyall, B. Pangeni, K. Inoue, K. Ohto, H. Kawakita,
  
• Effect of spacer length between two weak NH hydrogen atoms of secondary diamido reagents on anionic platinum extraction;　2022/08
  ANNOUNCEMENT INFO.;　Hydrometallurgy, 213, 105932
  AUTHOR;　K. Ohto, T. Sato, G. Pang, T. Umecky, S. Morisada, H. Kawakita
  
• Extraction properties of Trivalent Rare Earth Ions from HNO3 Using a Triamide–Amine Extractant;　2022/06
  ANNOUNCEMENT INFO.;　Solvent Extr. Res. Dev., Jpn., 30, 1, 39-46
  AUTHOR;　S. Uchino, H. Narita, K. Kita, H. Suzuki, T. Matsumura, H. Naganawa, K. Sakaguchi, K. Ohto,
  
• Preparation and acid dissociation property of secondary diamide type extraction reagents with different spacer lengths, and their extraction property of platinum;　2022/03
  ANNOUNCEMENT INFO.;　Chem. Lett., 51, 399-401
  AUTHOR;　K Ohto, T. Sato, G. Pang, T. Umecky, S. Morisada, H. Kawakita,
  
• Recent advances in guanidinium salt based receptors and functionalized materials for the recognition of anions;　2021/12
  ANNOUNCEMENT INFO.;　Chem. Lett., 51, 20-29
  AUTHOR;　M. Wenzela, J. Steupa, K. Ohtob, J. J. Weigand
  
• Preparation of Natural Bio-adsorbent from Green Tea Extract Powder and Its Application for Selective Removal of Cs(I) from Water;　2021/11
  ANNOUNCEMENT INFO.;　J. Chem. Eng. Jpn., 54, 11, 1-10
  AUTHOR;　B. Pangeni, H. Paudyal, K. Inoue, K. Ohto, H. Kawakita
  
• Comparative Extraction of Aluminum Group Metals Using Acetic Acid Derivatives with Three Different-Sized Frameworks for Coordination;　2021/10
  ANNOUNCEMENT INFO.;　Separations, 8, 211
  AUTHOR;　K. Ohto, N. Fuchiwaki, S. Morisada, H. Kawakita, J.J. Weigand, W. Marco
  
• Selective Extraction of Platinum(IV) from the Simulated Secondary Resources Using Simple Secondary Amide and Urea Extractants;　2021/08
  ANNOUNCEMENT INFO.;　Separations, 8, 139
  AUTHOR;　Y. Ueda, S. Morisada, H. Kawakita, K. Ohto
  
• Effective extraction of Pt(IV) as [PtCl6]2− from hydrochloric acid using a simple urea extractant;　2021/06
  ANNOUNCEMENT INFO.;　Sep. Purif. Technol., 277, 119456
  AUTHOR;　Y. Ueda, S. Morisada, H. Kawakita, J. J. Weigand, W. Marco, K. Ohto
  
• Allosteric extraction of the second gallium anion assisted by the fist gallium-loaded fluorinated secondary amide reagent;　2021/05
  ANNOUNCEMENT INFO.;　Sep. Purif. Technol., 119036
  AUTHOR;　Gehui Pang, Shintaro Morisada, Hidetaka Kawakita, Takeshi Hanamoto, Tatsuya Umecky, Keisuke Ohto, Xi-Ming Song
  
• Introduction of Carboxylic Acid Groups on The Matrix of Methylene Crosslinked Calix[4]arene Resin for The Improved Precious Metals Adsorption Properties;　2021/05
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem.,
  AUTHOR;　Yoga Priastomo, S. Morisada, H. Kawakita, K. Ohto
  
• New concept for the study of the fluid dynamics of lithium extraction using calix[4]arene derivatives in T-type microreactor systems;　2021/05
  ANNOUNCEMENT INFO.;　Separations, 8, 70
  AUTHOR;　Y. S. Kurniawan, R. R. Sathuluri, K. Ohto, W. Iwasaki, H. Kawakita, S. Morisada, M. Miyazaki, Jumina,
  
• Preliminary Investigation of Organocatalyst Activity Based on C-Arylcalix[4]-2-methylresorcinarene Sulfonic Acid Materials for Biodiesel Production;　2021/04
  ANNOUNCEMENT INFO.;　Bull. Korean Chem. Soc., 42, 3, 403-409
  AUTHOR;　Jumina, I. Amalina, S. Triono, Y. S. Kurniawan, Yoga Priastomo, K. Ohto, B. M. Yamin,
  
• Review on adsorbents incorporating calixarene derivatives for metals recovery and hazardous ions removal - Concept of adsorbent design and classification of adsorbents;　2021/03
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem., 39
  AUTHOR;　K. Ohto
  
• Effects of annealing temperature on microstructural, magnetic properties, and specific absorption rate of Zn-Ni ferrite nanoparticles;　2021/03
  ANNOUNCEMENT INFO.;　Mater. Res. Express, 8, 036101
  AUTHOR;　E. Suharyadi, S.H. Pratiwi, I P.T. Indrayana, T. Kato, S. Iwata, K. Ohto,
  
• Katsutoshi Inoue and Solvent Extraction and Ion Exchange: Contributing to the United Nations’Sustainable Development Goals;　2021/02
  ANNOUNCEMENT INFO.;　Solvent Extr. Ion Exch., 39, 1-6
  AUTHOR;　K. Ohto , H. Kawakita, K. Yoshizuka
  
• Preliminary Investigation of Organocatalyst Activity Based on C-Arylcalix[4]-2-methylresorcinarene Sulfonic Acid Materials for Biodiesel Production;　2021/01
  ANNOUNCEMENT INFO.;　Bull. Korean Chem. Soc.,, 42, 3, 403-409
  AUTHOR;　Jumina, I. Amalina, S. Triono, Y.S.Kurniawan, Yoga Priastomo, K. Ohto, B.M.Yamin,
  
• Extraction behavior of trivalent rare earth metal ions with diphosphonic acid type extraction reagent;　2020/12
  ANNOUNCEMENT INFO.;　Scientific Net
  AUTHOR;　K. Ohto, S. Nakashima, Y. Tanaka, S. Morisada, H. Kawakita,T. Oshima
  
• Gold recovery from precious metals in acidic media by using human hair waste as a new pretreatment-free green material;　2020/10
  ANNOUNCEMENT INFO.;　J. Environ. Chem. Eng.
  AUTHOR;　D. Yu, S. Morisada, H. Kawakita, K. Sakaguchi, S. Osada, K. Ohto, K. Inoue, X.-M. Song, G. Zhang, R. R. Sathuluri,
  
• Stepwise Recovery of Molybdenum, Tungsten, and Vanadium by Stripping using an Amino-Type “Trident” Molecule;　2020/10
  ANNOUNCEMENT INFO.;　Solvent Extr. Ion Exch.,
  AUTHOR;　K. Ohto, H. Furugou, S. Morisada, H. Kawakita, K. Isono, K. Inoue,
  
• Simultaneous removal of lead(II), chromium(III), and copper(II) heavy metal ions through an adsorption process using C-phenylcalix[4]pyrogallolarene material;　2020/08
  ANNOUNCEMENT INFO.;　J. Environ. Chem. Eng., 8, 4
  AUTHOR;　Jumina, Yoga Priastomo, H.R. Setiawan, Mutmainah, Y.S. Kurniawana, K. Ohto,
  
• Recovery of fuoride from water through adsorption using orange‑waste gel, followed by desorption using saturated lime water;　2020/05
  ANNOUNCEMENT INFO.;　J. Mater. Cycles Waste Manag.,, 22, 4, 1484–1491
  AUTHOR;　H. Paudyal, K. Ohto, H. Kawakita, K. Inoue,
  
• Simultaneous removal of lead(II), chromium(III), and copper(II) heavy metal ions through an adsorption process using C-phenylcalix[4]pyrogallolarene material;　2020/04
  ANNOUNCEMENT INFO.;　J. Environ. Chem. Eng., 8, 4, 103971
  AUTHOR;　Jumina, Yoga Priastomo, H.R. Setiawan, Mutmainah, Y.S. Kurniawana, K. Ohto
  
• Recovery of fuoride from water through adsorption using orange‑waste gel, followed by desorption using saturated lime water;　2020/04
  ANNOUNCEMENT INFO.;　J. Mater. Cycles Waste Manag,, 22, 1484–1491
  AUTHOR;　H. Paudyal, K. Ohto, H. Kawakita, K. Inoue,
  
• Selective removal of toxic Pb(II) ion by solid phase extraction withcarboxylate derivative of C3-symmetric triphenoxy methane platform;　2020/02
  ANNOUNCEMENT INFO.;　IEEESEM, 8, 1, 66-83
  AUTHOR;　A. B. Chetry, B. B. Adhikari, K. Ohto
  
• Selective cesium adsorptive removal on using crosslinked tea leaves;　2019/09
  ANNOUNCEMENT INFO.;　Processes, 7, 412-426
  AUTHOR;　D. Yu, S. Morisada, H. Kawakita, K. Ohto, K. Inoue, X. Song, G. Zhang
  
• Microfluidics Era in Chemistry Field: A Review;　2019/09
  ANNOUNCEMENT INFO.;　J.Indones. Chem. Soc., 2, 1, 7-23
  AUTHOR;　Kurniawan, Y. S., Imawan, A. C., Rao, S. R., Ohto, K., Iwasaki, W., Miyazaki, M., Jumina
  
• Extraction of scandium and other rare earth elements with a tricarboxylic acid derivative of tripodal pseudcalix[3]arene prepared from a new phenolic tripodal framework;　2019/07
  ANNOUNCEMENT INFO.;　Sep. Pur. Technol., 226, 259-266
  AUTHOR;　K. Ohto, N. Fuchiwaki, T. Yoshihara, A. B. Chetry, S. Morisada, H. Kawakita
  
• Synthesis of macrocyclic polyphenol resin by methylene crosslinked calix[4]arene (MC-[4]H) for the adsorption of palladium and platinum ions;　2019/06
  ANNOUNCEMENT INFO.;　New J. Chem., 43, 8015-8023
  AUTHOR;　Yoga Priastomo, S. Morisada, H. Kawakita, K. Ohto, Jumina
  
• Extremely high extraction ability of bisphosphonic acid type extraction reagent to a series of rare earth metal ions;　2019/06
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem., 76, 3,4, 241-248
  AUTHOR;　K. Ohto, M. Yamamoto, S. Morisada, H. Kawakita
  
• Separation of Pb(II) Ion with Tetraacetic Acid Derivative of Calix[4]arene by using Droplet-based Microreactor System;　2019/05
  ANNOUNCEMENT INFO.;　Indones. J. Chem., 19, 2, 368-375
  AUTHOR;　Y. S. Kurniawan, M. Ryu, R. R. Sathuluri, W. Iwasaki, S. Morisada, H. Kawakita, K. Ohto*, M. Maeki, M. Miyazaki, Jumina,
  
• カリックスアレーン誘導体による金属イオンの抽出分離挙動に及ぼすさまざまな構造効果に関する研究;　2019/05
  ANNOUNCEMENT INFO.;　日本イオン交換学会誌, 30, 2, 17-28
  AUTHOR;　大渡啓介
  
• Synthesis of C-4-Hydroxy-3-methoxyphenylcalix[4]resorcinarene and Its Application as Adsorbent for Lead(II), Copper(II) and Chromium(III);　2019/04
  ANNOUNCEMENT INFO.;　Bull. Chem. Soc. Jpn., 92, 825-831
  AUTHOR;　Jumina, D. Siswanta, K. Nofiati, A. C. Imawan, Priastomo Yoga, K. Ohto,
  
• Hydrothermal preparation of a platinum-loaded sulphated nanozirconia catalyst for the effective conversion of waste low density polyethylene into gasoline-range hydrocarbons;　2019/04
  ANNOUNCEMENT INFO.;　RSC Advances, 9, 41392–41401
  AUTHOR;　M. Utami, W. Trisunaryanti, K. Shida, M. Tsushida, H. Kawakita, K. Ohto, K. Wijaya, M. Tominaga
  
• Size separation of silica particles ssing a magnetite-containing gel-packed column;　2019/04
  ANNOUNCEMENT INFO.;　Processes, 7, 4, 201-210
  AUTHOR;　M. Miyoshi, K. Takayanagi, S. Morisada, K. Ohto, H. Kawkita, S. Morita,
  
• Recovery of phosphorus from incineration ash of chicken droppings by citric acid leaching followed by adsorption using a porous resin containing hydrated zirconium oxide powder;　2019/04
  ANNOUNCEMENT INFO.;　J. Chem. Eng. Jpn., 52, 4, 465-470
  AUTHOR;　H. Paudyal, K. Inoue, K. Ohto, H. Kawakita, H. Harada
  
• Adsorption study of Pb(II) onto a novel calix[4]resorcinarene-chitosan hybrid;　2019/04
  ANNOUNCEMENT INFO.;　Desalination Water Treat., 143, 268–273
  AUTHOR;　P. Santoso, C. Anwar, Jumina, D. Siswanta, Suharso, K. Ohto,
  
• A rapid and efficient lithium-ion recovery from seawater with tripropylmonoacetic acid calix[4]arene derivative employing droplet-based microreactor system;　2019/01
  ANNOUNCEMENT INFO.;　Sep. Pur. Technol., 211, 925-934
  AUTHOR;　Y. S. Kurniawan, R. R. Sathuluri, K. Ohto, W. Iwasaki, H. Kawakita, S. Morisada, M. Miyazaki, Jumina
  
• Comparison of interfacial behavior and silver extraction kinetics withvarious types calix[4]arene derivatives at heterogeneous liquid-liquidinterfaces;　2018/06
  ANNOUNCEMENT INFO.;　J. Chromatogr. A,, 1558, 107–114
  AUTHOR;　J.-Y. Kim, S. Morisada, H. Kawakita, K. Ohto
  
• Silver Extraction with Sulfide Type Trident Compounds;　2018/05
  ANNOUNCEMENT INFO.;　Solvent Extr. Res. Dev., Jpn., 25, 2, 71-78
  AUTHOR;　K. Ohto, T. Yoshinaga, H. Furugou, S. Morisada,H. Kawakita, K. Inoue
  
• Microfluidic reactor for Pb(II) ion extraction and removal with amide derivative of calix[4]arene supported by spectroscopic studies;　2018/05
  ANNOUNCEMENT INFO.;　Microchem. J., 142, 377-384
  AUTHOR;　Y. S. Kurniawan, R. R. Sathuluri, W. Iwasaki, S. Morisada, H. Kawakita, K. Ohto, M. Miyazaki, Jumina
  
• Extractive Separation of Trivalent Rare Earths Metal Ions with Phenylphosphoric Acid Type of Trident Molecule for Rare Metal Recovery;　2018/04
  ANNOUNCEMENT INFO.;　Int. J. Soc. Mater. Eng. Resour., 23, 1, 36-41
  AUTHOR;　K. Ohto, H. Murashima, S. Morisada,H. Kawakita, M. Wenzel, J. J. Weigand, K. Gloe
  
• Adsorption removal of phosphorus using metal-loaded biosorbents from aquatic environment;　2018/04
  ANNOUNCEMENT INFO.;　JOJ Mat. Sci., 4, 2, 1-9
  AUTHOR;　K. Inoue, H.Harada, K. N. Ghimire, B. K. Biswas, H. Kawakita, K. Ohto
  
• Palladium particle recovery from nitrile butadiene rubber dissolved in acetone through precipitation of poly(2-(dimethylamino)ethyl metaacrylate);　2018/04
  ANNOUNCEMENT INFO.;　Hydrometallurgy, 179, 73-78
  AUTHOR;　T. Kajiwara, S. Morisada, K. Ohto, H. Kawakita
  
• Temperature-responsive pickering foams stabilized by poly(N-isopropylacrylamide)nanogels;　2018/04
  ANNOUNCEMENT INFO.;　Adv. Powder Technol.,, 29, 266-272
  AUTHOR;　Y. Horiguchi, H. Kawakita, K. Ohto, S. Morisada
  
• Environmentally benign adsorption materials for removing arsenic from aquatic environment;　2018/04
  ANNOUNCEMENT INFO.;　Adv. Mat. Phy. Chem., 8, Adv. Mat. Phy. Chem.
  AUTHOR;　K. Inoue, H.Harada, K. N. Ghimire, B. K. Biswas, H. Kawakita, K. Ohto
  
• Adsorption Behavior of Dithiocarbamate β-Chitosan Gels for Cadmium(II);　2017/12
  ANNOUNCEMENT INFO.;　Res, Rev.: J. Mat. Sci., 5, 3, 1-9
  AUTHOR;　K. Ohto, S. Ohta, K. Huang, H. Kawakita, K. Inoue
  
• Precious Metal Extraction with Thiol and Dithioether Derivatives of Trident Molecule;　2017/05
  ANNOUNCEMENT INFO.;　Solvent Extr. Res. Dev., Jpn.,, 24, 2, 77-88
  AUTHOR;　K. Ohto, H. Furugou, T. Yoshinaga, S. Morisada, H. Kawakita, K. Inoue
  
• Synthesis of a Novel Dibenzylamide Derivative of p-tert-Octylcalix[4]arene and its Extraction Properties Towards Noble Metal Ions;　2017/04
  ANNOUNCEMENT INFO.;　Aust. J. Chem., 70, 5, 450-455
  AUTHOR;　J.-Y. Kim, Y. Priastomo, S. Morisada,H. Kawakita, K. Ohto, Y. Kim,
  
• Adsorptive Recovery of Gold(I) from Sodium Hypochlorite Media;　2017/04
  ANNOUNCEMENT INFO.;　J. Chem. Eng. Jpn.,, 50, 2, 94-101
  AUTHOR;　K. Inoue, H. Kawakita, K. Ohto, S. Alam
  
• Recovery of Silver Using adsorption gels prepared from Microalgal Residue immobilized with functional groups containing sulfur or nitrogen;　2017/04
  ANNOUNCEMENT INFO.;　Materials, 10, 6, 636-644
  AUTHOR;　K. Khunathai, K. Inoue, K. Ohto, H. Kawakita, M. Kurata, K. Atsumi, H. Fukuda, S. Alam
  
• Biosorbent for removing hazardous metals and metalloids;　2017/04
  ANNOUNCEMENT INFO.;　Materials, 10, 8, 857-889
  AUTHOR;　K. Inoue, D. Parajuli, K. N. Ghimire, B. K. Biswas, H. Kawakita, T. Oshima, K. Ohto
  
• Filtration of colloidal particles using compacted-gel media packed in a column;　2017/04
  ANNOUNCEMENT INFO.;　J. Chem. Eng. Jpn.,, 50, 11, 815-820
  AUTHOR;　Y. Takaoka, S. Morisada, K. Ohto, H. Kawakita
  
• Adsorptive removal of trace concentration of fluoride using orange waste treated using concentrated sulfuric acid;　2017/04
  ANNOUNCEMENT INFO.;　Int. J. Mater. Sci. Appl., 6, 4, 212-222
  AUTHOR;　H. Paudyal, B. Pangeni, K. Inoue, H. Harada, H. Kawakita, K. Ohto, S. Alam,
  
• Adsorptive Removal of Phosphate from Water using Zr (IV)-Loaded Spent Cation Exchange Resin;　2017/04
  ANNOUNCEMENT INFO.;　J. Nepal Chem. Soc., 36, 8-16
  AUTHOR;　H. Paudyal, K. Inoue, K. Ohto, H. Kawakita,
  
• Formaldehyde Removal by Using Solid Phase Extraction with an Imination Reaction on an Amine Type Trident Molecule-Impregnated Resin;　2016/05
  ANNOUNCEMENT INFO.;　Solvent Extr. Res. Dev., Jpn.,, 23, 2, 181-186
  AUTHOR;　K. Ohto, Y. Hashimoto, Y. Ueda, A. Yamashita, S. Morisada, H. Kawakita,
  
• High extraction ability and selectivity of a tripodal pivalamide derivative for Pt(Ⅳ) from hydrochloric acid solutions;　2016/05
  ANNOUNCEMENT INFO.;　Sep. Sci. Technol., 51, 15-16, 2700-2707
  AUTHOR;　Y. Ueda, S. Morisada, H. Kawakita, K. Ohto
  
• Filtration and recovery of starch granules using assembled magnetite filter;　2016/04
  ANNOUNCEMENT INFO.;　Chem. Eng. Proc., 110, 128–133
  AUTHOR;　H. Tanaka, Y. Uno, S. Morisada, K. Ohto, H. Kawakita
  
• Hydrodynamic chromatography using flow of a highly concentrated dextran solution through a coiled tube;　2016/04
  ANNOUNCEMENT INFO.;　Carbohydrate Polym., 146, 109-114
  AUTHOR;　Y. Miyagawa, S. Morisada, K. Ohto, H. Kawakita
  
• Synthesis of C–4–allyloxy–3–methoxyphenylcalix[4]resorcinarene from vanillin and its application as adsorbent of Pb (II) metal cation,;　2016/04
  ANNOUNCEMENT INFO.;　Orient. J. Chem.,, 32, 2, 769-775
  AUTHOR;　E.P. Kesuma, K. Ohto, D. Siswanta
  
• Hydrodynamic chromatography using flow of a highly concentrated dextran solution through a coiled tube;　2016/04
  ANNOUNCEMENT INFO.;　Carbohydrate Polym., 146, 109-114
  AUTHOR;　Y. Miyagawa, S. Morisada, K. Ohto, H. Kawakita,
  
• Filtration and recovery of starch granules using assembled magnetite filter;　2016/04
  ANNOUNCEMENT INFO.;　Chem. Eng. Proc., 110, 128–133
  AUTHOR;　H. Tanaka, Y. Uno, S. Morisada, K. Ohto, H. Kawakita
  
• Adsorption Study of Pb(II) on Calix[4]resorcinarene–Chitosan Hybrid;　2016/04
  ANNOUNCEMENT INFO.;　Int. J. Appl. Chem.,, 12, 1, 11-22
  AUTHOR;　D. Siswanta, J. Jumina, M. Anggraini, M. I. D. Mardjan, P. Mulyono, K. Ohto
  
• Adsorption and elution of glucuronic acid and chondroitin sulfate using amino-group-containing spherical gel;　2016/04
  ANNOUNCEMENT INFO.;　J.Appl. Glycosci.,, 63, 3, 69-75
  AUTHOR;　I. Nakashima, A. Kishida, Y. Takaoka, S. Morisada, K. Ohto, H. Kawakita, W. Iwasaki, R. R. Sathuluri, M. Miyazaki
  
• Hydrometallurgical Recovery of Precious Metals and Removal of Hazardous Metals Using Persimmon Tannin and Persimmon Wastes;　2016/01
  ANNOUNCEMENT INFO.;　Metals, 5, 1921-1956
  AUTHOR;　K. Inoue, M. Gurung, Y. Xiong, H. Kawakita, K. Ohto, S. Alam
  
• Comprehensive Comparison of Alkali Metal Extraction with a Series of Calix[4]arene Derivatives with Propyl and/or Acetic Acid Groups;　2015/12
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem., 84, 1, 87-97
  AUTHOR;　H. Sadamatsu, T. Hanada, S. Morisada, H. Kawakita, K. Ohto
  
• Calix[4]​resorcinarene-​chitosan hybrid via amide bond formation;　2015/10
  ANNOUNCEMENT INFO.;　Asian J. Chem., 27, 6, 2273-2276
  AUTHOR;　Jumina; Siswanta, Dwi; Anggraeni, Mayliana; Mardian, Muhamad Idham Darusalam; Mulyono, Panut; Ohto, Keisuke
  
• Intramolecular synergism for group separation extraction of trivalent rare earths with a cross type calix[4]arene with phosphonic and carboxylic acid bifunctionality;　2015/07
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem., 81, 3, 301-310
  AUTHOR;　A. B. Chetry, T. Matsufuji, B. B. Adhikari, S. Morisada, H. Kawakita, K. Ohto, T. Oshima, Jumina
  
• Allosteric Coextraction of Sodium and Metal Iions with Calix[4]arene Derivatives 3. –Effect of Propyl Groups on Size-discrimination for the Second Coextracted Ion-;　2015/06
  ANNOUNCEMENT INFO.;　Solvent Extr. Ion Exch., 33, 3, 264-277
  AUTHOR;　H. Sadamatsu, S. Morisada, H. Kawakita, K. Ohto,
  
• Relationship between chemical structure and extraction efficiency toward palladium with ketonic derivatives of p-tert-octylcalix[4]arene in nitric acid media;　2015/06
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem., 82, 1-2, 25-32
  AUTHOR;　J.-Y. Kim, S. Morisada, H. Kawakita, K. Ohto, Y. Kim
  
• Synthesis of a cross phosphonic acid type calix[4]arene with two different spacers and its extractive separation of rare earth metals;　2015/06
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem., 82, 1-2, 33-41
  AUTHOR;　M. Tanaka, S. Morisada, H. Kawakita, K. Inoue, K. Ohto
  
• Effect of Interfacial Activity on Silver Extraction Rate with Calix[4]arene Derivatives in Nitrate Media;　2014/11
  ANNOUNCEMENT INFO.;　J. Ion Exch., 25, 4, 136-140
  AUTHOR;　J.-Y. Kim, S. Morisada, H. Kawakita, K. Ohto
  
• Ferro- and antiferromagnetic coupling in a chlorido-bridged, tetranuclear Cu(II) complex;　2014/06
  ANNOUNCEMENT INFO.;　Dalton Transactions, 43, 15, 5662-5666
  AUTHOR;　M. Grosshauser, P. Comba, J.-Y. Kim, K. Ohto, P. Thuéry, Y.-H. Lee, Y. Kim, J. Harrowfield
  
• Extractive removal of formaldehyde by using imination reaction with amine type of trident molecule;　2014/04
  ANNOUNCEMENT INFO.;　Solvent Extr. Res. Dev., Jpn., 21, 2, 173-180
  AUTHOR;　K. Ohto, A. Yamashita, Y. Ueda, R. Yamaguma, S. Morisada, H. Kawakita
  
• Microreactor Extraction System with Macrocyclic Host Compounds for Rare Metal Recovery;　2014/04
  ANNOUNCEMENT INFO.;　Int. J. Soc. Mat. Eng. Res., 20, 1, 92-96
  AUTHOR;　K. Ohto, J.-Y. Kim, S. Morisada, M. Maeki, K. Yamashita, M. Miyazaki
  
• p-tert-Butylcalix[6]arene hexacarboxylic acid conformational switching and octahedral coordination with Pb(II) and Sr(II);　2014/02
  ANNOUNCEMENT INFO.;　Chem. Commun., 50, 1903-1905
  AUTHOR;　B. B. Adhikari,K. Ohto, M. P. Schramm
  
• Microreactor Extraction System with Macrocyclic Host Compounds for Rare Metal Recovery;　2013/11
  ANNOUNCEMENT INFO.;　Proceeding of ICMR 2013 (The Seventh International Conference on Materials Engineering for Resources), 172-175
  AUTHOR;　K. Ohto, J.-Y. Kim, S. Morisada, M. Maeki, K. Yamashita, M. Miyazaki
  
• Solvent Extraction Behavior of Divalent Palladium Ion with Phenylurea Derivative of Trident Molecule;　2013/10
  ANNOUNCEMENT INFO.;　Solvent Extr.Res.Dev., Jpn., 21, 1, 9-19
  AUTHOR;　Y. Ueda, S. Morisada, H. Kawakita, K. Ohto
  
• Highly selective and efficient extraction of two Pb2+ ions with a p-tert-butylcalix[6]arene hexaacarboxylic acid ligand: an allosteric effect in extraction;　2013/08
  ANNOUNCEMENT INFO.;　RSC Advances, 3, 25950-25959
  AUTHOR;　B. B. Adhikari, M. Gurung, A. B. Chetry, H. Kawakita, K. Ohto
  
• The effect of phenoxy oxygen atoms on extremely high extraction ability and less separation efficiency of trivalent rare earth elements with tetraphosphonic acid derivative of calix[4]arene;　2013/06
  ANNOUNCEMENT INFO.;　J.Incl.Phenom.Macrocycl.Chem., 77, 1-4, 363-373
  AUTHOR;　K. Ohto, A. Takedomi, A. B. Chetry, S. Morisada, H. Kawakita, T. Oshima
  
• Extraction of Pb2+ with p-tert-butylcalix[4]-, [5]-, [6]arene carboxylic acid ligands and their monomeric counterpart: a thermodynamic approach;　2013/05
  ANNOUNCEMENT INFO.;　Solvent Extr. Ion Exch., 31, 1-17
  AUTHOR;　B. B. Adhikari, M. Gurung, H. Kawakita, K. Ohto
  
• Solvent Extraction Behavior of Silver Ion with Secondary Phenylamide Derivative of Trident Molecule;　2013/03
  ANNOUNCEMENT INFO.;　Solvent Extr.Res.Dev., Jpn.,, 20, 53-63
  AUTHOR;　Y. Ueda, S. Morisada, H. Kawakita, K. Ohto
  
• Somepost-Werneriancoordinationchemistry;　2013/01
  ANNOUNCEMENT INFO.;　Polyhedron, 52, 1190-1198
  AUTHOR;　J. H. Cho, J. Harrowfield, J. Y. Kim, Y. Kim, Y. H. Lee, K. Ohto, P. Thuéry, M. S. Won, Arim Woo
  
• Solid Phase Extraction, Preconcentration and Separation of Indium with Methylene Crosslinked Calix[4]- and Calix[6]arene Carboxylic Acid Resins;　2012/06
  ANNOUNCEMENT INFO.;　Chem.Eng.Sci., 78, 144-154
  AUTHOR;　B.B.Adhikari, M.Gurung, H.Kawakita, K.Ohto
  
• Aluminum Group Extraction with Benzoic Acid – Acetic Acid Crossed Type Calix[4]arene Derivatives;　2012/05
  ANNOUNCEMENT INFO.;　Solvent Extr.Res.Dev., Jpn.,, 18, 41-50
  AUTHOR;　M. Kawashima, H. Kawakita, K. Ohto, Y. Shiwa
  
• Selective Extraction of Precious Metal Ions with Novel Trident Molecules with Pyridyl Groups;　2012/05
  ANNOUNCEMENT INFO.;　Sep.Sci.Technol., 47, 9, 1303-1309
  AUTHOR;　R. Yamaguma, A. Yamashita, H. Kawakita, T. Miyajima, C. Takemura, K. Ohto, N. Iwachido
  
• 分離分析試薬としてのカリックスアレーン;　2012/03
  ANNOUNCEMENT INFO.;　, 61, 3, 157-167
  AUTHOR;　
  
• Allosteric coextraction of sodium and metal ions with calix[4]arene derivatives 2: First numerical evaluation for the allosteric effect on alkali metal extraction with crossed carboxylicacidtypecalix[4]arenes;　2011/11
  ANNOUNCEMENT INFO.;　Talanta, 88, 121-128
  AUTHOR;　T.Yoneyama, H.Sadamatsu, S.Kuwata, H. Kawakita, K. Ohto
  
• Complexation and extraction behavior of trivalent indium with multiple proton ionizable p–t-butylcalix[5]arene pentacaarboxylic acid derivative: a new efficient solvent extraction reagent for indium,;　2011/09
  ANNOUNCEMENT INFO.;　J.Incl.Phenom.Macrocycl.Chem., 71, 3,4, 479-487
  AUTHOR;　B.B.Adhikari, M.Gurung, H.Kawakita, K.Ohto,
  
• Preorganized, cone-conformational calix[4]arene possessing four propylenephosphonic acids with high extraction ability and separation efficiency for trivalent rare earth elements;　2011/09
  ANNOUNCEMENT INFO.;　J.Incl.Phenom.Macrocycl.Chem.,, 71, 3,4, 489-497
  AUTHOR;　K.Ohto, T.Matsufuji, T.Yoneyama, M.Tanaka, H.Kawakita, T.Oshima
  
• Multiple proton ionizable calixarene derivatives with different ring sizes and complexation ability as efficient ionophores for complexation and solvent extraction of trivalent indium;　2011/08
  ANNOUNCEMENT INFO.;　Analyst, 136, 4570-4579
  AUTHOR;　B.B.Adhikari, M.Gurung, H.Kawakita, K.Ohto
  
• Cation Complexation with p-tert-butylcalix[5]arene Pentacarboxylic Acid Derivative: An Allosteric Regulation of The First Metal Ion For Stepwise Extraction of The Second Ion;　2011/07
  ANNOUNCEMENT INFO.;　Analyst, 136, 3758-3769
  AUTHOR;　B.B.Adhikari, M.Gurung, H.Kawakita, K.Ohto
  
• Methylene crosslinked calix[6]arene hexacaarboxylic acid resin: a highly efficient solid phase extractant for decontamination of lead bearing effluents;　2011/07
  ANNOUNCEMENT INFO.;　J.Haz.Mat., 193, 200-208
  AUTHOR;　B.B.Adhikari, M.Gurung, H.Kawakita, K.Ohto
  
• Synthesis and application of a highly efficient polyvinylcalix[4]arene tetraacetic acid resin for adsorptive removal of lead from aqueous solutions;　2011/06
  ANNOUNCEMENT INFO.;　Chem.Eng.J., 172, 341-353
  AUTHOR;　B.B.Adhikari, M.Kanemitsu, H.Kawakita, Jumina, K.Ohto
  
• Effect of π electrons on the detection of silver ions by ion-selective electrodes containing tripodal broom molecules as an ionophore;　2011/04
  ANNOUNCEMENT INFO.;　Anal.Sci., 27, 389-393
  AUTHOR;　C.Yamamoto, H.Seto, K.Ohto, H.Kawakita, H.Harada
  
• Elucidation of Extraction Mechanism of Lead ion with Ether-Acetic Acid Crossed Type of Calix[4]arene Derivatives;　2010/07
  ANNOUNCEMENT INFO.;　J.Ion Exch., 21, 3, 217-222
  AUTHOR;　K.Ohto, A.Yoshitake, A.Matsufuji, T.Nakamura, H.Kawakita, H. Harada
  
• Recovery of gold by means of adsorption accompanied by reduction using orange waste;　2010/07
  ANNOUNCEMENT INFO.;　J.Ion Exch., 21, 3, 137-140
  AUTHOR;　M.Abe, H.Kawakita, K.Ohto, K.Inoue
  
• Metal ion recognition of keto-dextran produced by enzymatic reactions in solution and membrane;　2010/07
  ANNOUNCEMENT INFO.;　J.Ion Exch.,, 21, 3, 147-152
  AUTHOR;　H.Seto, H.Kawakita, K.Ohto
  
• Solvent extraction of precious metals with quinolinocalix[4]arene;　2010/04
  ANNOUNCEMENT INFO.;　, 17, 187-194
  AUTHOR;　T.Yoneyama, K.Ohto, H.Harada, H.Kawakita
  
• Allosteric effect of the first lead ion on stepwise extraction of the second lead ion with p-t-butylcalix[5]arene pentacarboxylic acid derivative;　2010
  ANNOUNCEMENT INFO.;　Tetrahedron Lett., 51, 27, 3481-3485
  AUTHOR;　B.B.Adhikari, K.Ohto, M.Gurung, H.Kawakita
  
• Rheological properties of keto-sugars with high-density carbonyl groups;　2010
  ANNOUNCEMENT INFO.;　Carbohydrate Polymers, 80, 4, 1183-1188
  AUTHOR;　H.Seto, K.Ohto, H.Harada, N.Takisawa, H.Kawakita
  
• Adsorption Behavior of Quaternary Amine Types of Lignophenol Compounds for Some Precious Metals;　2010
  ANNOUNCEMENT INFO.;　Solvent Extr.Ion Exch., 28, 3, 403-414
  AUTHOR;　K.Khunathai, D.Parajuli, K.Ohto, H.Kawakita, H.Harada, K.Inoue, K.Hirota, M.Funaoka
  
• Solvent extraction and stripping of gold(III) from hydrochloric acid solution using vacuum pump oil;　2010
  ANNOUNCEMENT INFO.;　Solv.Extr.Res.Dev.,Jpn., 17, 151-162
  AUTHOR;　Y.Xiong, H.Kawakita, J.Inoue, M.Abe, K.Ohto, K.Inoue, H.Harada
  
• Copper-ion adsorption and gold-ion reduction by polyphenols prepared by the enzymatic reaction of horseradish peroxidase;　2010
  ANNOUNCEMENT INFO.;　J.Appl.Polym.Sci., 118, 1, 247-252
  AUTHOR;　H.Kawakita, S.Nakano, K.Hamamoto, Y.Matsunaga, Y.Yoshimura, K.Ohto, K.Inoue
  
• Selective adsorption of chromium(VI) from zinc(II) and other metal ions using persimmon waste gel;　2010
  ANNOUNCEMENT INFO.;　Hydrometallurgy, 104, 2, 123-128
  AUTHOR;　K.Inoue, H.Paudyal, H.Nakagawa, H.Kawakita, K.Ohto
  
• Reduction of gold ions to gold particles by reusable soluble poly(tyramine) polymerized by horseradish peroxidase;　2010
  ANNOUNCEMENT INFO.;　Ind.Eng.Chem.Res., 49, 22, 11582-11586
  AUTHOR;　H.Kawakita, Y.Yoshimura, K.Ohto
  
• 有明海底泥から抽出した付着藻類起因多糖含有溶液の特性に関する研究;　2010
  ANNOUNCEMENT INFO.;　, 36, 4, 323-327
  AUTHOR;　
  
• Recovery of Precious Metals by Selective Adsorption on Dimethylamine-Modified Persimmon Peel;　2010
  ANNOUNCEMENT INFO.;　Waste and Biomass Valorization, 1, 3, 339-345
  AUTHOR;　Y.Xiong, C.R.Adhikari, H.Kawakita, K.Ohto, H.Harada, K.Inoue
  
• 転移酵素反応で生成した多糖類による膜の機能化;　2010
  ANNOUNCEMENT INFO.;　, 61, 12, 944-949
  AUTHOR;　
  
• Reversible extension and shrinkage of solvent-responsive dextran chains produced by enzymatic reaction;　2010
  ANNOUNCEMENT INFO.;　J.Membr.Sci., 37, 1-2, 76-81
  AUTHOR;　H,Seto, K.Ohto, H.Kawakita
  
• ジルコニウムを担持させたみかん搾汁残渣およびペクチン酸によるリン酸イオンの吸着;　2009
  ANNOUNCEMENT INFO.;　, 35, 1, 30-35
  AUTHOR;　
  
• Chestnut pellicle for the recovery of gold;　2009
  ANNOUNCEMENT INFO.;　Biores. Technol., 100, 1000-1002
  AUTHOR;　D.Parajuli, C.R.Adhikari, H.Kawakita, S.Yamada, K.Ohto, K.Inoue
  
• Grape waste as a biosorbent for removing Cr(VI) from aqueous solution;　2009
  ANNOUNCEMENT INFO.;　J.Haz.Mat., 163, 245-250
  AUTHOR;　R.Chand, K.Narimura, H.Kawakita, K.Ohto,T.Watari, K.Inoue
  
• A spirobiscalix[4]azacrown: synthesis and complexing properties;　2009
  ANNOUNCEMENT INFO.;　Tetrahedron Letters, 50, 5, 540-543
  AUTHOR;　A.Hamdi, Y.H.Lee, Y.Kim, K.A.K.Dewi, K.Ohto, R.Abidi, J.Vicens
  
• Adsorption of amino acid derivatives on calixarene carboxylic acid impregnated resins;　2009
  ANNOUNCEMENT INFO.;　Reactive & Functional Polymers, 69, 2, 105-110
  AUTHOR;　T.Oshima, R.Saisho, K.Ohe, Y.Baba, K.Ohto
  
• Selective recovery of precious metals by persimmon waste chemically modified with dimethylamine;　2009
  ANNOUNCEMENT INFO.;　Bioresource Technology, 100, 18, 4083-4089
  AUTHOR;　Y.Xiong, C.R.Adhikari, H.Kawakita, K.Ohto, K.Inoue, H.Harada
  
• Total recovery of gold, palladium, and platinum using lignophenol derivative;　2009
  ANNOUNCEMENT INFO.;　Minerals Engineering, 22, 13, 1173-1178
  AUTHOR;　D.Parajuli, K.Khunathai, C.R.Adhikari, K.Inoue, K.Ohto, H.Kawakita, M.Funaoka, K.Hirota
  
• Allosteric coextraction of sodium and metal ions with calix[4]arene derivatives 1;　2009
  ANNOUNCEMENT INFO.;　Journal of Inclusion Phenomena and Macrocyclic Chemistry, 65, 1-2, 111-120
  AUTHOR;　K.Ohto, H.Ishibashi, H.Kawakita, K.Inoue, T.Oshima
  
• Preparation of calix[4]arene methylene crosslinked resins with 2-pyridyl pendant group and their adsorption behavior towards silver ion;　2009
  ANNOUNCEMENT INFO.;　Journal of Inclusion Phenomena and Macrocyclic Chemistry, 65, 1-2, 121-128
  AUTHOR;　B.B.Adhikari, N.Hashiguchi, K.Ohto, H.Kawakita, K.Inoue
  
• Selective gold recovery using orange waste;　2009
  ANNOUNCEMENT INFO.;　Separation Science and Technology, 44, 12, 2797-2805
  AUTHOR;　H.Kawakita, M.Abe, J.Inoue, K.Ohto, H.Harada, K.Inoue
  
• Effective removal and recovery of antimony using metal-loaded saponified orange waste;　2009
  ANNOUNCEMENT INFO.;　Journal of Hazardous Materials, 172, 2-3, 721-728
  AUTHOR;　B.K.Biswas, J.Inoue, H.Kawakita, K.Ohto, K.Inoue
  
• Adsorption, preconcentration and separation of lead ions by novel calix[4]arene tetracarboxylic acid based polyvinyl resin;　2009
  ANNOUNCEMENT INFO.;　Ion Exchange Letters, 2, 42-45
  AUTHOR;　B.B.Adhikari, M.Kanemitsu, H.Kawakita, K.Ohto
  
• Leaching of phosphorus from incinerated sewage sludge ash by means of acid extraction followed by adsorption on orange waste gel;　2009
  ANNOUNCEMENT INFO.;　Journal of Environmental Sciences, 21, 12, 1753-1760
  AUTHOR;　B.K.Biswas, K.Inoue, H.Harada, K.Ohto, H.Kawakita
  
• Extraction of amino acid derivatives using calixarene amide derivatives;　2008/05
  ANNOUNCEMENT INFO.;　Solvent Extraction Research and Development, Japan, 15, 89-98
  AUTHOR;　T.Oshima, T.Ishii, Y.Baba, H.Higuchi, K.Ohto, K.Inoue
  
• Solid phase extraction of silver ion by impregnated resins with p-tert-butylcalix[4]arene pyridyl derivatives;　2008/05
  ANNOUNCEMENT INFO.;　Solvent Extraction Research and Development, Japan, 15, 99-110
  AUTHOR;　N.Hashiguchi, M.Tanaka, K.Ohto, H.Kawakita, K.Inoue
  
• Adsorption study of metal ions onto crosslinked seaweed Laminaria japonica;　2008
  ANNOUNCEMENT INFO.;　Bioresouce Technology, 99, 32-37
  AUTHOR;　K.N.Ghimire, K.Inoue, K.Ohto, T,Hayashida
  
• Preparation of phosphorylated bacterial cellulose as an adsorbent for metal ions;　2008
  ANNOUNCEMENT INFO.;　React.Funct.Polym., 68, 376-383
  AUTHOR;　T.Oshima, K.Kondo, K.Ohto, K.Inoue, Y. Baba
  
• Liquid membrane transport of cytochrome c using a calix[6]arene carboxylic acid derivative as a carrier;　2008
  ANNOUNCEMENT INFO.;　J.Membr.Sci., 307, 284-291
  AUTHOR;　T.Oshima, A.Suetsugu, Y. Baba, Y.Shikaze, K.Ohto, K.Inoue
  
• 使用済み液晶パネルからのインジウムの回収;　2008
  ANNOUNCEMENT INFO.;　化学工学論文集, 34, 282-286
  AUTHOR;　
  
• Pre-concentration and separation of heavy metal ions by chemically modified waste paper gel;　2008
  ANNOUNCEMENT INFO.;　Chemosphere, 72, 2, 182-188
  AUTHOR;　R.C.Adhikari, D.Parajuli, K.Inoue, K.Ohto, H.Kawakita
  
• Adsorptive removal of As(V) and As(III) from water by a Zr(IV)-loaded orange waste gel;　2008
  ANNOUNCEMENT INFO.;　J.Hazardous Mat., 154, 1-3, 1066-1074
  AUTHOR;　B.K.Biswas, J.Inoue, K.Inoue, N.K.Ghimire, H.Harada, K.Ohto, H.Kawakita
  
• Heavy metal removal from contaminated scallop waste for feed and fertilizer application;　2008
  ANNOUNCEMENT INFO.;　Bioresouce Technology, 99, 7, 2436-2441
  AUTHOR;　K.N.Ghimire, K.Huang, K.Inoue, K.Ohto, H.Kawakita, H.Harada, M.Morita
  
• Adsorptive Separation of Metal Ions onto Phosphorylated Orange Waste;　2008
  ANNOUNCEMENT INFO.;　Sep.Sci.Technol., 43, 2, 362-375
  AUTHOR;　K.N.Ghimire, J.Inoue, K.Inoue, H.Kawakita, K.Ohto
  
• Effect Removal of Arsenic with Lanthanum(III)- and Cerium(III)-loaded Oragnge Waste Gels;　2008
  ANNOUNCEMENT INFO.;　Sep.Sci.Technol., 43, 2144-2165
  AUTHOR;　B.K.Biswas, K.Inoue, K.N.Ghimire, H.Kawakita, K.Ohto, H.Harada
  
• Multi-calixarenes with multidentate coordination sites;　2008
  ANNOUNCEMENT INFO.;　J.Incl.Phenom.Macrocycl.Chem., 62, 1,2, 187-191
  AUTHOR;　A.B.Othman, Y.H.Lee, K.Ohto, R.Abidi, Y.Kim, J.Vicens
  
• TRANSPORT BEHAVIOR OF Cr(III), Cd(II), Pb(II), AND Ag(I) IONS THROUGH BULK LIQUID MEMBRANE CONTAINING p-tert-BUTYLCALIX[4]ARENE–TETRADIETHYLACETAMIDE AS ION CARRIER;　2008
  ANNOUNCEMENT INFO.;　Indo. J.Chem, 8, 3, 300-306
  AUTHOR;　Maming,Jumina, D.Siswanta,H.Sastrohamidjojo, K.Ohto
  
• Dimethylamine-modified waste paper for the recobery of precious metals;　2008
  ANNOUNCEMENT INFO.;　Environ. Sci. Technol., 42, 5486-5491
  AUTHOR;　C.R.Adhikari, D.Parajuli, H.Kawakita, K.Inoue, K.Ohto, H.Harada
  
• Reduction and accumulation of Au(III) by grape waste: A kinetic approach;　2008
  ANNOUNCEMENT INFO.;　React. Funct. Polym., 68, 1194-1199
  AUTHOR;　D.Parajuli, C.R.Adhikari, H.Kawakita, K.Kajiyama, K.Ohto, K.Inoue
  
• Recovery of gold from hydrochloric acid by means of selective coagulation with persimmon extract;　2008
  ANNOUNCEMENT INFO.;　Sep. Sci. Technol., 43, 2375-2385
  AUTHOR;　H.Kawakita, R.Yamauchi, D.Parajuli, K.Ohto, H.Harada, K.Inoue
  
• Recovery of gold from hydrochloric acid by using lemon peel gel;　2008
  ANNOUNCEMENT INFO.;　Sep. Sci. Technol., 43, 2363-2374
  AUTHOR;　D.Parajuli, H.Kawakita, K.Kajiyama, K.Ohto, H.Harada, K. Inoue
  
• Removal and recovery of phosphorus from water by means of adsorption onto orange waste gel loaded with zirconium;　2008
  ANNOUNCEMENT INFO.;　Biores. Technol., 99, 8685-8690
  AUTHOR;　B.K.Biswas, K.Inoue, K.N.Ghimire, H.Harada, K.Ohto, H.Kawakita
  
• Solvent Extraction of Several Metal Ions with A Novel Tripodal Type of Carboxylic Acid;　2008
  ANNOUNCEMENT INFO.;　Solvent Extraction:Fundamentals to Industrial Applications, Proc.ISEC 2008, Int.Solv.Extr.Conf., 2, 1481-1486
  AUTHOR;　K.Ohto, Y.Fujimoto, H.Furugou, H.Kawakita, H.Harada, K.Inoue
  
• Recovery of precious metals by using chemically modified waste paper;　2008
  ANNOUNCEMENT INFO.;　New Journal of Chemistry, 32, 9, 1634-1641
  AUTHOR;　C.R.Adhikari, D.Parajuli, K.Inoue, K.Ohto, H.Kawakita, H.Harada
  
• Extractive separation of rare earth ions by using calix[4]arene with isopropyl hydrogen phosphonate at upper rim;　2007
  ANNOUNCEMENT INFO.;　Ars Sep. Acta, 4, 96-106
  AUTHOR;　K.Ohto, T.Yamasaki, K.Inoue
  
• Adsorption of rare earth metal ions on novel tripodal broom methylcarbamoylmethoxy acetic acid impregnated resin;　2007
  ANNOUNCEMENT INFO.;　Ars Sep. Acta, 4, 27-36
  AUTHOR;　T.Nakamura, K.Ohto, T.Oshima, K.Inoue
  
• A solvent extraction kinetic study of silver ion with a crossed type carboxylic acid derivative of calix[4]arene;　2007
  ANNOUNCEMENT INFO.;　Solvent Extraction Research and Development, Japan, 14, 145-150
  AUTHOR;　Ohto, Keisuke; Terada, Masashi; Shiratsuchi, Koji; Cierpiszewski, Ryszard; Inoue, Katsutoshi
  
• Leaching Kinetics of Cadmium from Scallop Waste by Dilute Sulfuric Acid Solution;　2007
  ANNOUNCEMENT INFO.;　J.Chem.Eng.Jpn., 40, 9, 786-791
  AUTHOR;　K.Huang, K.N.Ghimire, K.Inoue, K.Ohto, H.Kawakita, H.Harada, M.Morita
  
• Adsorptive and Separation of Hexavalent Chromium by Using Adsorption Gel Prepared from Grape Residue;　2007
  ANNOUNCEMENT INFO.;　, 18, 4, 398-403
  AUTHOR;　K.Narimura, K. Inoue, K. Ohto, H. Harada, H. Kawakita
  
• Adsorptive removal of arsenic by zirconium ion-loaded orange waste gel;　2007
  ANNOUNCEMENT INFO.;　J. Ion Exch., 18, 4, 324-327
  AUTHOR;　J. Inoue, K.N.Ghimire, K. Inoue, K. Ohto, H. Harada, H. Kawakita
  
• Selective recovery of precious metals by a novel lignin gel;　2007
  ANNOUNCEMENT INFO.;　J. Ion Exch., 18, 4, 352-355
  AUTHOR;　K. Khunathai, D. Parajuli, C. R. Adhikari, H. Kawakita, K. Ohto, K. Inoue, M. Funaoka
  
• Waste Paper gel for the mutual separation of heavy metals;　2007
  ANNOUNCEMENT INFO.;　J. Ion Exch., 18, 4, 328-333
  AUTHOR;　C. R. Adhikari, D. Parajuli, K. Inoue, K. Ohto, H. Kawakita
  
• Adsorptive separation of arsenic and phosphorous from an aquatic environment using meta-loaded orange waste;　2007
  ANNOUNCEMENT INFO.;　J. Ion Exch., 18, 4, 284-289
  AUTHOR;　B.K. Biswas, K.N.Ghimire, K. Inoue, K. Ohto, H. Kawakita
  
• Solvent Extraction of rare earth and precious metals with quaternary ammonium type of calix[4]arene;　2007
  ANNOUNCEMENT INFO.;　J. Ion Exch., 18, 4, 240-245
  AUTHOR;　K. Ohto, H. Ishii, H. Kawakita, H. Harada, K. Inoue
  
• Recovery and Separation of Precious Metals Using Waste Paper;　2007
  ANNOUNCEMENT INFO.;　Chem.Lett., 36, 10, 1254-1255
  AUTHOR;　C.R.Adhikari, D.Parajuli, H.Kawakita, R.Chand, K.Inoue, K.Ohto
  
• 一般廃棄物最終処分場から発生する回収塩溶液の電気分解による消毒用次亜塩素酸ナトリウム溶液の生成;　2007
  ANNOUNCEMENT INFO.;　, 44, 532, 91-99
  AUTHOR;　
  
• Adsorption behavior of iminodiacetic acid type of chelating gel prepared from waste paper;　2007
  ANNOUNCEMENT INFO.;　Sep.Sci.Technol., 42, 3, 579-590
  AUTHOR;　R.A.Chaitanya, D.Parajuli,H.Kawakita, K.Inoue, K.Ohto, D.Fujiwara,
  
• Enzymatic polymerization of o-phenylendiamine with cytochrome c activated by a calixarene derivative in organic media;　2007
  ANNOUNCEMENT INFO.;　Biochem.Eng.J., 35, 1, 66-70
  AUTHOR;　T.Oshima, M.Sato, Y.Shikaze, K.Ohto, K.Inoue, Y.Baba,
  
• Adsorption Behavior of Waste Paper Gels Chemically Modified with Functional Groups of Primary Amine and Ethylenediamine for Some Metal Ions;　2007
  ANNOUNCEMENT INFO.;　Solvent Extr.Ion Exch., 25, 6, 845-855
  AUTHOR;　H.Kawakita, K.Inoue, K.Ohto, S.Shimada, K.Itayama,
  
• Adsorptive Separation of Metallic Pollutants onto Waste Seaweeds, Porphyra Yezoensis and Ulva Japonica;　2007
  ANNOUNCEMENT INFO.;　Sep.Sci.Technol., 42, 9, 2003-2018
  AUTHOR;　N.K.Ghimire, K.Inoue,K.Ohto, T.Hayashida
  
• Persimmon peel gel for the selective recovery of gold;　2007
  ANNOUNCEMENT INFO.;　Hydrometallurgy, 87, 3-4, 133-139
  AUTHOR;　D.Parajuli, H.Kawakita, K.Inoue, K.Ohto, K.Kajiyama
  
• The adsorption of phosphate from an aquatic environment using metal-loaded orange waste;　2007
  ANNOUNCEMENT INFO.;　J.Colloid Interface Sci., 312, 2, 214-223
  AUTHOR;　B.K.Biswas, K.Inoue, K.N.Ghimire, S.Ohta, H.Harada, K.Ohto, H.Kawakita
  
• Selective recovery of gold by novel lignin-based adsorption gels;　2006
  ANNOUNCEMENT INFO.;　Industrial & Engineering Chemistry Research, 45, 1, 8-14
  AUTHOR;　Parajuli, Durga; Adhikari, Chaitanya R.; Kuriyama, Masayuki; Kawakita, Hidetaka; Ohto, Keisuke; Inoue, Katsutoshi; Funaoka, Masamitsu
  
• リンゴ朔汁残渣を有効利用したホタテガイ内臓廃棄物からのカドミウムの除去プロセスの開発;　2006
  ANNOUNCEMENT INFO.;　, 17, 4, 299-304
  AUTHOR;　
  
• 古紙を利用したアミン型吸着剤の調製と金属イオンの吸着特性;　2006
  ANNOUNCEMENT INFO.;　, 17, 3, 243-249
  AUTHOR;　
  
• Adsorption behavior of catecholamines on a calixarene carboxylic acid impregnated resin.;　2006
  ANNOUNCEMENT INFO.;　Solvent Extraction Research and Development, Japan, 13, 123-129
  AUTHOR;　Oshima, Tatsuya; Saisho, Ryota; Ohe, Kaoru; Baba, Yoshinari; Ohto, Keisuke.
  
• Extraction Behavior of Catecholamines by Calixarene Carboxylic Acid Derivatives;　2006
  ANNOUNCEMENT INFO.;　J. Incl. Phenom. Macrocycl. Chem., 55, 79-85
  AUTHOR;　T. Oshima, K. Oishi, K. Ohto, K. Inoue
  
• Regioselective synthesis of lipophilic dithiocarbamate derivatives of cellulose to prepare a novel solvent extraction reagent for selective extraction of palladium group metal (PGM) ions and Cu(II).;　2006
  ANNOUNCEMENT INFO.;　Chemistry Letters, 35, 9, 1064-1065
  AUTHOR;　Dhakal, Rabindra Prasad; Inoue, Katsutoshi; Ohto, Keisuke; Baba, Yoshinari
  
• Adsorptive removal of uranium and thorium with a crosslinked persimmon peel gel;　2006
  ANNOUNCEMENT INFO.;　J. Radioanal. Nucl. Chem., 267, 435-442
  AUTHOR;　K. Inoue, H. Kawakita, K. Ohto, T. Oshima, H. Murakami
  
• Phosphorylated Bacterial Cellulose for Adsorption of Metal ions;　2005
  ANNOUNCEMENT INFO.;　Solvent Extraction for Sustainable Development, Proc.Int.Conf.Solv.Extr.2005, Beijing, 846-851
  AUTHOR;　T.Oshima, K.Kondo, K.Ohto, K.Inoue
  
• Solvent Extraction of Rare Earths with Novel Calix[4]arene Phosphonate Derivative;　2005
  ANNOUNCEMENT INFO.;　Solvent Extraction for Sustainable Development, Proc.Int.Conf.Solv.Extr.2005, Beijing, 840-845
  AUTHOR;　K.Ohto, T.Matsufuji, A.Tada, T.Oshima, K.Inoue
  
• Selective Extraction and Recovery of Cytochrome c by Liquid-Liquid Extraction Using a Calix[6]arene Carboxylic Acid Derivative;　2005
  ANNOUNCEMENT INFO.;　Langmuir, 21, 16, 7280-7284
  AUTHOR;　Oshima, Tatsuya; Higuchi, Hiroaki; Ohto, Keisuke; Inoue, Katsutoshi; Goto, Masahiro
  
• 生物処理された豚舎排水の脱色とりん除去の簡易処理;　2005
  ANNOUNCEMENT INFO.;　, 39, 9, 645-652
  AUTHOR;　
  
• Adsorption of heavy metals on crosslinked lignocatechol: a modified lignin gel;　2005
  ANNOUNCEMENT INFO.;　Reactive & Functional Polymers, 62, 2, 129-139
  AUTHOR;　Parajuli, Durga; Inoue, Katsutoshi; Ohto, Keisuke; Oshima, Tatsuya; Murota, Atsushi; Funaoka, Masamitsu; Makino, Kenjiro
  
• Solvent extraction of some metal ions with lipophilic chitin and chitosan;　2005
  ANNOUNCEMENT INFO.;　Solvent Extraction and Ion Exchange, 23, 4, 529-543
  AUTHOR;　Dhakal, Rabindra Prasad; Inoue, Katsutoshi; Yoshizuka, Kazuharu; Ohto, Keisuke; Yamada, Mariko; Seki, Sumito
  
• Development of New Removal Process of Cadmium from Wastes of Scallops by Using Biomass Wastes;　2005
  ANNOUNCEMENT INFO.;　Proc. 8th International Symposium on East Asian Resources Recycling Technology, 30, 6, 822-825
  AUTHOR;　K.Inoue, L.Jelinek, K.Ohto, M.Morita
  
• Adsorption of Metal Ions on Crosslinked Lignosulphonic Acid;　2004/11
  ANNOUNCEMENT INFO.;　, 30, 6, 822-825
  AUTHOR;　
  
• A calix [6] arene amide derivative for extraction of guanidium compound and ammonium compound;　2004/06
  ANNOUNCEMENT INFO.;　Proceeding of Ars Separatoria 2004
  AUTHOR;　T. Oshima, H. Higuchi, K. Ohto, K. Inoue
  
• Adsorptive Removal of Fluoride by Hydroxyapatite Prepared from Spent Mold Gypsum;　2004/03
  ANNOUNCEMENT INFO.;　, 30, 2, 206-210
  AUTHOR;　
  
• Adsorptive removal of cadmium from wastes of scallops by using orange or apple juice residue;　2004
  ANNOUNCEMENT INFO.;　International Symposium on Green Technology for Resources and Materials Recycling, Proceedings, 140-147
  AUTHOR;　K. Inoue, K.N. Ghimire, K. Ohto, T. Oshima, K. Makino, M. Morita
  
• Solvent extraction of catechols with boron-containing reagents;　2004
  ANNOUNCEMENT INFO.;　Solv. Extr. Res. Dev. Jpn, 11, 145-158
  AUTHOR;　K. Inoue, Y. Koga, K. Ohto, K. Yoshizuka
  
• Selective Extraction of Silver Ion with Proton Switchable calix [4] arene;　2004
  ANNOUNCEMENT INFO.;　Chem.Lett., 34, 1, 80-81
  AUTHOR;　H. Higuchi, T. Matsufuji, T. Oshima, K. Ohto, K. Inoue, T.T.-Ayush, and K. Gloe
  
• Solvent extraction of rare earths with a novel phosphonate extractant providing a narrow coordination site;　2004
  ANNOUNCEMENT INFO.;　Solv. Extr. Res. Dev. Jpn, 11, 121-134
  AUTHOR;　K. Ohto, H. Nakagawa, H. Furutsuka, T. Shinohara, T. Nakamura, T. Oshima, K. Inoue
  
• Extraction Mechanism of Lead Ion with p-Allylcalix[4]arene Tetracarboxlic Acid;　2004
  ANNOUNCEMENT INFO.;　Ars Separatoria Acta, 3, 62-71
  AUTHOR;　K.Ohto, T.Yokomoto, H.Higuchi, T.Oshima, K.Inoue, Jumina
  
• Removal of Arsenic from Mine Water by the Effective Use of Biomass;　2003/12
  ANNOUNCEMENT INFO.;　, 119, 12, 767-771
  AUTHOR;　
  
• Preparation of Novel Crosslinking Type Resins Based on Calix [4] arene Tetracarboxylate with High Selectivity and High Loading Capacity for Lead Ion;　2003
  ANNOUNCEMENT INFO.;　J.ion Exch., supplement, 14, 301-304
  AUTHOR;　K.Ohto, T.Yamasaki, S .Wakisaka, T.Shinohara, K.Inoue
  
• Protein Extraction and Stripping with Calixarene Derivatives;　2003
  ANNOUNCEMENT INFO.;　JOURNAL OF ION EXCHANGE, 14, 373-376
  AUTHOR;　Oshima, T / Higuchi, H / Ohto, K / Inoue, K / Goto, M
  
• Effect of coexisting sodium ion on extractive separation of metal ions with calix [4] arene tetracarboxylic acid;　2002
  ANNOUNCEMENT INFO.;　Ars Separatoria Acta, 1, 61-70
  AUTHOR;　K.Ohto, A.Shioya, H.Higuchi, T.Oshima, K.Inoue
  
• Silver ion selective electrode based on (2-pyridylmethoxy)-p-t-octylcalix [4] arene;　2002
  ANNOUNCEMENT INFO.;　Ars Separatoria Acta , 1, 99-103
  AUTHOR;　H.Higuchi, T.Shinohara, T.Oshima, K.Ohto, K.Inoue
  

Material, Commentary, Editorials, Research Report, A Comprehensive Journal Articles

• 貴金属に対する特異的な反応を利用した分離技術;　2019/07
  ANNOUNCEMENT INFO.;　J.Indones. Chem. Soc., 83, 7, 435
  AUTHOR;　大渡啓介
  
• 化学工学年鑑2013　5.分離操作　5.5抽出;　2013/10
  ANNOUNCEMENT INFO.;　, 77, 10, 702-703
  AUTHOR;　
  
• 九州大学大学院工学研究院応用化学部門分子教室バイオプロセス化学講座（後藤・神谷研究室）を訪ねて;　2012/01
  ANNOUNCEMENT INFO.;　, 23, 1, 2-3
  AUTHOR;　
  
• 佐賀大学大学院工学系研究科分析化学系研究室を訪ねて;　2011/12
  ANNOUNCEMENT INFO.;　, 444, 12, 725-727
  AUTHOR;　
  
• 金属抽出の最新動向;　2009
  ANNOUNCEMENT INFO.;　, 39, 4, 230-235
  AUTHOR;　
  
• カリックスアレーンを用いる分子認識化学;　2008
  ANNOUNCEMENT INFO.;　, 56, 2, 68-71
  AUTHOR;　
  
• 天然物を有効活用した 難分離性長寿命核種の分離技術の研究開発;　2008
  ANNOUNCEMENT INFO.;　, 1-46
  AUTHOR;　
  
• 国立大学法人　宮崎大学工学部物質環境化学科　資源環境化学講座（馬場・大島研究室）を訪ねて;　2008
  ANNOUNCEMENT INFO.;　, 19, 1, 50-51
  AUTHOR;　
  
• 第４回イオン交換国際会議（ICIE'07）報告;　2008
  ANNOUNCEMENT INFO.;　, 19, 11, 36-44
  AUTHOR;　
  
• 天然物を有効活用した難分離性長寿命核種の分離技術の研究開発;　2008
  ANNOUNCEMENT INFO.;　, 1-46
  AUTHOR;　
  
• 穏和な条件下で水素ガスを吸蔵する大環状ホスト分子結晶;　2007
  ANNOUNCEMENT INFO.;　, 11, 610-610
  AUTHOR;　
  
• International Symposium on Ion Exchange in Korea (2006) and 22nd Annual Meeting of JAIE 報告;　2006
  ANNOUNCEMENT INFO.;　, 18, 1, 28-30
  AUTHOR;　
  
• Extraction behavior of rare earths with calix[4]arene compound containing quaternary ammonium nitrate on;　2006
  ANNOUNCEMENT INFO.;　, 34, 2, 15-19
  AUTHOR;　
  
• Extraction equilibrium of trivalent erbium, yttrium and holmium with dioleyl- and dioctyphosphoric acids;　2005
  ANNOUNCEMENT INFO.;　, 34, 1, 7-10
  AUTHOR;　Ohto, Keisuke; Inoue, Katsutoshi; Goto, Masahiro; Nakashio, Fumiyuki; Kago, Tokihiro
  
• ピリジニウム型カリックス[4]アレーン誘導体による金属アニオンの抽出;　2004
  ANNOUNCEMENT INFO.;　, 33, 2, 21-24
  AUTHOR;　
  

General Lectures

• (Effect of halgen atoms on extraction behavior of metals with halogenated acetoamides);　2022/11
  ANNOUNCEMENT INFO.;　第41回溶媒抽出討論会
  AUTHOR;　
  
• (Elucidation of extraction mechanism of platinum group metals by secondary amide extractant reagents and application to a microreactor);　2022/11
  ANNOUNCEMENT INFO.;　第41回溶媒抽出討論会
  AUTHOR;　
  
• Extraction for anionic species of gallium using secondary amido compounds;　2022/11
  ANNOUNCEMENT INFO.;　8th INTERNATIONAL CONFERENCE ON ION EXCHANGE 2022 (8th ICIE 2022)
  AUTHOR;　Gehui Pang, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• 新規ジホスホン酸系抽出試薬の開発と希土類金属イオンの抽出;　2020/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ３種の異なる基体から成る抽出試薬による金属イオンの抽出挙動;　2020/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新規フェノール性三脚状分子による希土類元素の抽出挙動およびアルカリ金属の影響;　2020/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Extraction behavior of rare earth elements with new phenolic tripodal compound;　2019/12
  ANNOUNCEMENT INFO.;　The 32th International Symposium on Chemical Engineering(ISChE 2019)
  AUTHOR;　T. Yoshihara, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• 液滴マイクロリアクターを用いたカリックスアレーン四酢酸による鉛(II)の抽出挙動;　2019/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• フェノール性三脚状分子による希土類抽出に及ぼす置換基数の影響;　2019/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 希土類金属の抽出のためのジホスホン酸型抽出試薬の開発;　2019/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• セルロースナノファイバー(CNFs)を用いた金の回収;　2019/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ジホスホン酸型抽出試薬による希土類金属の抽出挙動;　2019/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Adsorption behavior of alkali metal ions on crosslinked tea leaves;　2019/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックスアレーン誘導体によるアルカリ金属の抽出に及ぼす未脱水和水の効果;　2018/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Selective cesium adsorptive removal on crosslinked tea leaves;　2018/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Dan Yu, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto, Katsutoshi Inoue
  
• Separation of Pb(II) Ion with Tetraacetic Acid Derivative of Calix[4]arene by using Droplet-based Microreactor System;　2018/09
  ANNOUNCEMENT INFO.;　7th INTERNATIONAL CONFERENCE ON ION EXCHANGE 2018 (7th ICIE 2018)
  AUTHOR;　Keisuke Ohto, Mizuki Ryu, Yehezkiel Steven Kurniawan, Ramachandra Rao Sathuluri, Shintaro Morisada, Hidetaka Kawakita, Wataru Iwasaki, Masaya Miyazaki, Masatoshi Maeki, Jumina
  
• Mutual extractive separation of precious metals with calixarene derivatives using microreactor system;　2017/01
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Y. S. Kurniawan, R. R. Sathuluri, K. Ohto, H. Kawakita, S. Morisada, W. Iwasaki, M. Miyazaki
  
• Preparation of silver ion-selective electrodes containing calix[4]arene derivatives as an ionophores;　2016/12
  ANNOUNCEMENT INFO.;　The 29th International Symposium on Chemical Engineering (ISChE 2016)
  AUTHOR;　Takenori Shimojo, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Extraction of Platinum Group Metals with Tripodal Extractants;　2016/11
  ANNOUNCEMENT INFO.;　The 11th Saga University - Daegu University Joint Seminar
  AUTHOR;　Yuki Ueda, Erina Mizuki, Shintaro Morisada, Hidetaka Kawakita, Jan J. Weigand, Keisuke Ohto
  
• Microreactor System for Precious Metal Ion Recovery with Calixarene Derivatives;　2016/10
  ANNOUNCEMENT INFO.;　The 11th Saga University - Daegu University Joint Seminar
  AUTHOR;　Ramachandra Rao Sathuluri, Yehezkiel S. Kurniawan, Wataru Iwasaki, Keisuke Ohto
  
• Functionality and application of calixarene compounds for metal extraction;　2016/10
  ANNOUNCEMENT INFO.;　The 11th Saga University - Daegu University Joint Seminar
  AUTHOR;　K. Ohto
  
• Phenylketone Functionalized p‐tert-Octylcalix[4]arene as Ionophore for Silver  Ion-selective Electrode;　2016/10
  ANNOUNCEMENT INFO.;　The 11th Saga University - Daegu University Joint Seminar
  AUTHOR;　Takenori Shimojo, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Preparation of Palladium-Resin based on Calix[4]arene for Solid-State Hydrogen Storage;　2016/10
  ANNOUNCEMENT INFO.;　The 11th Saga University - Daegu University Joint Seminar
  AUTHOR;　Yoga Priastomo, Keisuke Ohto, Hidetaka Kawakita, Shintaro Morishada
  
• Extraction of platinum group metals with nitrogenous extractants and its extraction mechanism analysis;　2016/09
  ANNOUNCEMENT INFO.;　4nd International conference on methods and materials for separation processes　SEPARATION SCIENCE - THEORY AND PRACTICE 2016
  AUTHOR;　Y. Ueda, S.Morisada, H. Kawakita, K.Ohto P53
  
• Extraction of Platinum Group Chlorometalates from HCl solution with Tripodal Extractants;　2016/09
  ANNOUNCEMENT INFO.;　Mitteldeutsches Anorganiker Nachwuchs Symposium (MANS-14)
  AUTHOR;　Y. Ueda, E. Mizuki, S. Morisada, H. Kawakita, F. Hennersdorf, M. Wenzel, J.J. Weigand, K. Ohto
  
• Tripodal Extractants for Platinum Group Chlorometalateds;　2016/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Y. Ueda, E. Mizuki, S. Morisada, H. Kawakita, F. Hennersdorf, M. Wenzel, J.J. Weigand, K. Ohto
  
• Gas adsorption property of calixarenes;　2016/07
  ANNOUNCEMENT INFO.;　The 8th ISNSC (International Symposium on Nano & Supramolecular Chemistry
  AUTHOR;　K. Ohto, B. B. Adhikari, H. Sadamatsu, S. Morisada, H. Kawakita, H. Endou
  
• Solvent extraction of trivalent rare earths with acidic organophosphorus trident molecules;　2016/06
  ANNOUNCEMENT INFO.;　Rare Earths 2016 in Sapporo, Japan
  AUTHOR;　Keisuke Ohto, Hiroshi Murakami, Hiromasa Murashima, Shintaro Morisada, Hidetaka Kawakita, Jan Weigand, Karsten Gloe
  
• Function of calix[4]arene framework as host compounds for extractive metal separation;　2015/12
  ANNOUNCEMENT INFO.;　3rd international symposium on host compounds for separation and functionality in Saga
  AUTHOR;　K. Ohto
  
• Phosphonic derivative of C3 trident molecule for trivalent rare earth matal separation;　2015/12
  ANNOUNCEMENT INFO.;　The 28th International Symposium on Chemical Engineering(ISChE 2014)
  AUTHOR;　Hiroshi Murakami, Hiromasa Murasima, Hidetaka Kawakita, Keisuke Ohto
  
• Extraction behavior of precious metal ions with trimethylacetamide type of trident molecule;　2015/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Synthesis and antibacterial in-vitro test of N-phenyl pyrazoline compound from benzaldehyde and vanillin with acetophenone;　2015/12
  ANNOUNCEMENT INFO.;　The 6th Saga University–Liaoning University Joint Seminar
  AUTHOR;　Yoga Priastomo, Tutik Dwi Wahyuningsih, Deni Pranowo, Keisuke Ohto
  
• Mutual extractive separation of precious metals with calixarene derivatives using microreactor system;　2015/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Keisuke Ohto, JeeYoung Kim, Hidetaka Kawakita, Sathuluri Ramachandra Rao, Masatoshi Maeki, Masaya Miyazaki
  
• Solvent extraction of platinum group metals with pivalamidederivative of trident molecule;　2015/11
  ANNOUNCEMENT INFO.;　2015 TKJ Joint Meeting on Chemical Engineering
  AUTHOR;　Yuki Ueda, ShintaroMorisada, Hidetaka Kawakita, Keisuke Ohto
  
• Droplet-based microfluidic system as an efficient recovery of rare metal ions with calix[4]arene derivatives from acidic media;　2015/11
  ANNOUNCEMENT INFO.;　2015 TKJ Joint Meeting on Chemical Engineering
  AUTHOR;　R. R. Sathuluri, M. Maeki, J.-Y. Kim, Yuki Ueda, K. Ohto, M. Miyazaki
  
• Extractive separation of rare earth metals with 2-ethylhexylphosphonic acid type of trident molecule;　2015/11
  ANNOUNCEMENT INFO.;　The 10th Daegu University -Saga University Joint Seminar
  AUTHOR;　Hiroshi Murakami, Daisuke Fukumoto, Hiromasa Murashima, Hidetaka Kawakita, Keisuke Ohto
  
• 金属分離剤の分子デザイン;　2015/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Adsorptive cadmium removal using dithiocarbamate type chitosans;　2015/10
  ANNOUNCEMENT INFO.;　The 4th International Arsenic Symposium in MIYAZAKI
  AUTHOR;　Keisuke Ohto, Shingo Ohta, Kai Huang, Hidetaka Kawakita, Katsutoshi Inoue
  
• Solvent extraction of precious metal ions with trimethylacetamide type of trident molecule;　2015/09
  ANNOUNCEMENT INFO.;　3RDSSTP (3RD INTERNATIONAL CONFERENCE ON METHODS AND MATERIALS FOR SEPARATION PROCESSES)
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• PAPRIKA WASTE AS A BIOSORBENT FOR REMOVING HEAVY METALS FROM AQUEOUS SOLUTIONS;　2015/09
  ANNOUNCEMENT INFO.;　3RDSSTP (3RD INTERNATIONAL CONFERENCE ON METHODS AND MATERIALS FOR SEPARATION PROCESSES)
  AUTHOR;　Ryszard Cierpiszewski, Joanna Dydczak, Tomasz Kalak, Keisuke Ohto
  
• Droplet-based Microreactor System for An Efficient Recovery of Rare Metal Ions with Calix[4]arene Derivatives from Acidic Media;　2015/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　R. R. Sathuluri, M. Maeki, Yuki Ueda, J.-Y. Kim, K. Ohto, M. Miyazaki
  
• Solvent extraction of platinum group metal ions with the secondary amide type of trident molecules;　2015/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Droplet-based Microfluidic Reactor for Precious Metal Ion Recovery with Calix[4]arene Derivatives;　2015/07
  ANNOUNCEMENT INFO.;　3rd international symposium on host compounds for separation and functionality in Saga
  AUTHOR;　Sathuluri Ramachandra Rao, Jee Young Kim, Masaya Miyazaki, Keisuke Ohto
  
• Solvent extraction of PGMs from HCl media with pivalamide type of trident molecule;　2015/07
  ANNOUNCEMENT INFO.;　3rd international symposium on host compounds for separation and functionality in Saga
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Extractive Separation of Rare Eearth Metals with 2-Ethylhexylphosphonic Acid Type Trident Molecule;　2015/07
  ANNOUNCEMENT INFO.;　3rd international symposium on host compounds for separation and functionality in Saga
  AUTHOR;　Hiroshi Murakami, Hiromasa Murashima Hidetaka Kawakita, Keisuke Ohto
  
• Selective Extraction of Lithium with Tripropyl-monoacetic Acid Derivative of Calix[4]arene;　2015/07
  ANNOUNCEMENT INFO.;　3rd international symposium on host compounds for separation and functionality in Saga
  AUTHOR;　Haruno Kuroiwa, Hirotoshi Sadamatsu, Hidetaka Kawakita, Keisuke Ohto
  
• Investigation of the Correlationship between Ag(I) Extraction Rate and Interfacial Activity with Various Types of Calix[4]arene Derivatives in Nitric Acid Media;　2014/12
  ANNOUNCEMENT INFO.;　The 27th International Symposium on Chemical Engineering(ISChE 2014)
  AUTHOR;　Jee Young Kim, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Lithium Selective Adsorption on Impregnated Resin with Trialkyl - Monoacetic Acid Derivative of Calix[4]arene;　2014/11
  ANNOUNCEMENT INFO.;　ICIE 2014 (International Conference of Ion Exchange)
  AUTHOR;　Keisuke Ohto, Hirotoshi Sadamatsu, Takuya Hanada, Shintaro Morisada, Hidetaka Kawakita
  
• Solvent extraction of palladium(II) with neutral type of trident molecules;　2014/11
  ANNOUNCEMENT INFO.;　ICIE 2014 (International Conference of Ion Exchange)
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Effect of Interfacial Activity on Silver Extraction Rate with Calix[4]arene Derivatives in Nitrate Media;　2014/11
  ANNOUNCEMENT INFO.;　ICIE 2014 (International Conference of Ion Exchange)
  AUTHOR;　JeeYoung Kim, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Precious Metal Extraction with calix[4]arene derivatives by Using Microreactors;　2014/11
  ANNOUNCEMENT INFO.;　ICIE 2014 (International Conference of Ion Exchange)
  AUTHOR;　Keisuke Ohto, JeeYoung Kim, Shintaro Morisada, Hidetaka Kawakita, Masatoshi Meki, Masaya Miyazaki
  
• Microreactor System with Calix[4]arene Derivatives for Silver Extraction;　2014/10
  ANNOUNCEMENT INFO.;　The International Symposium on Preparative Chemistry of Advanced Matrials, 2014
  AUTHOR;　K. Ohto
  
• Cross-linking of monoacetic acid derivative of calix[4]arenes for alkali earth metal extraction;　2014/10
  ANNOUNCEMENT INFO.;　The International Symposium on Preparative Chemistry of Advanced Matrials, 2014
  AUTHOR;　T. Hanada, S. Morisada, H. Kawakita, K. Ohto
  
• Solvent extraction of precious metal ions with phenylurea type of trident molecule;　2014/09
  ANNOUNCEMENT INFO.;　ISEC2014 (20th International Solvent Extraction Conference 2014)
  AUTHOR;　Y. Ueda, S. Morisada, H. Kawakita, K. Ohto
  
• Lithium Discriminating Extraction with Tripropyl-Monoacetic Acid Derivative of Calix[4]arene;　2014/09
  ANNOUNCEMENT INFO.;　ISEC2014 (20th International Solvent Extraction Conference 2014)
  AUTHOR;　Keisuke Ohto, Hirotoshi Sadamatsu, Shintaro Morisada, Hidetaka Kawakita
  
• Precious metal extraction with trident molecules;　2014/09
  ANNOUNCEMENT INFO.;　Microsymposium on Solvent Extraction
  AUTHOR;　Y. Ueda, K. Ohto
  
• 2級メチルアミド型三脚状分子による白金族金属の抽出特性;　2014/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• トリアルキルーモノ酢酸型カリックス[4]アレーン含浸樹脂によるリチウムの選択的固相抽出;　2014/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 微小液滴を用いたカリックスアレーン誘導体による金属抽出システムの構築;　2014/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Solvent Extraction behavior of palladium(II) with methylamido, phenylamido, and phenyldiamido type of trident molecules;　2014/08
  ANNOUNCEMENT INFO.;　The 6th ISNSC (International Symposium on Nano & Supramolecular Chemistry
  AUTHOR;　Y, Ueda, S. Morisada, H. Kawakita, K. Ohto
  
• 2級メチルアミド型三脚状分子による 白金族金属の抽出挙動の解明;　2014/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• EXTRACTIVE SEPERATION OF RARE EARTHS WITH ORGANOPHOSPHORUS ACID TYPE OF TRIDENT MOLECULES;　2014/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Anup Basnet Chetry, Hiromasa Murashima, Shintaro Morisada, Hidekata Kawakita, Keisuke Ohto
  
• 白金族金属の選択的回収を目的とした 新規三脚状抽出試薬の開発;　2014/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Adsorption of alkali metals using methylene cross-linked calix[4]arene resin;　2014/03
  ANNOUNCEMENT INFO.;　The 4th Saga University–Liaoning University Joint Seminar
  AUTHOR;　Takuya Hanada, Hirotoshi Sadamatsu, Shintarou Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Extractive separation of precious metals with calix[4]arene derivatives and interfacial activity in liquid-liquid extraction system;　2014/03
  ANNOUNCEMENT INFO.;　The 4th Saga University–Liaoning University Joint Seminar
  AUTHOR;　Jee Young Kim,Shintaro Morisada, Keisuke Ohto
  
• PHOSPHONATE DERIVATIVE OF C3 TRIDENT “BROOM” MOLECULE FOR TRIVALENT RARE EARTH METAL SEPERATION;　2014/03
  ANNOUNCEMENT INFO.;　The 4th Saga University–Liaoning University Joint Seminar
  AUTHOR;　Anup Basnet Chetry, Hiromasa Murashima, Shintaro Morisada, Keisuke Ohto
  
• カリックス[4]アレーン誘導体をマイクロリアクター系に適用した金属抽出;　2014/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アロフェンを母材としたIn，Ga吸着剤の開発;　2014/01
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Studies on the extractive separation of precious metals with calix[4]arene derivatives and behavior of interfacial tension;　2013/12
  ANNOUNCEMENT INFO.;　The 26th International Symposium on Chemical Engineering(ISChE 2013)
  AUTHOR;　Jee Young Kim, Shintaro Morisada, Keisuke Ohto
  
• Solvent extraction of precious metal ions with phenylurea derivative of trident molecule;　2013/12
  ANNOUNCEMENT INFO.;　The 26th International Symposium on Chemical Engineering(ISChE 2013)
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Solvent extraction of aluminum group metals with benzoic acid of trident molecule;　2013/12
  ANNOUNCEMENT INFO.;　The 26th International Symposium on Chemical Engineering(ISChE 2013)
  AUTHOR;　Kaori Nose, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Solvent extraction behavior of precious metal ions with phenylurea derivative of trident molecule;　2013/11
  ANNOUNCEMENT INFO.;　2013 Joint of Japan/Taiwan/Korea Chemical Engineering Conference
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Application of Microreactor System for Precious Metal Extraction with Calix[4]arene derivatives;　2013/11
  ANNOUNCEMENT INFO.;　2013 Joint of Japan/Taiwan/Korea Chemical Engineering Conference
  AUTHOR;　Keisuke Ohto, JeeYoung Kim, Masatoshi Maeki, Kenichi Yamashita, Masaya Miyazaki
  
• Solvent extraction behavior of aluminum group metals with benzoic acid of trident molecule;　2013/11
  ANNOUNCEMENT INFO.;　2013 Joint of Japan/Taiwan/Korea Chemical Engineering Conference
  AUTHOR;　Kaori Nose, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• フェニルウレア型三脚状分子による貴金属イオンの溶媒抽出挙動;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 安息香酸型三脚状分子による金属イオンの抽出挙動;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• キレート能を抑制したカリックス[4]アレーンフルオロ酢酸誘導体による金属イオンの抽出;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックス[4]アレーンプロピル-酢酸誘導体によるアルカリ金属抽出特性;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ジフルオロ酢酸型カリックス[4]アレーン誘導体による金属イオンの抽出;　2013/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Adsorption of alkali metals using methylene-bridged calix[4]arene resin;　2013/10
  ANNOUNCEMENT INFO.;　The 8th Daegu University-Saga University Joint Seminars
  AUTHOR;　Takuya Hanada, Hirotoshi Sadamatsu, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• リン酸系官能基を有する三脚状分子による希土類の抽出;　2013/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミドおよびウレア型三脚状分子抽出試薬を用いた貴金属イオンの抽出特性評価;　2013/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Effect of Phenoxy Oxygen Atoms on Metal Extraction with Detuned Difluoroacetic Acid Derivative of Calix[4]arene;　2013/07
  ANNOUNCEMENT INFO.;　2nd International Symposium on Host Compounds for Separation and Functionality in Saga
  AUTHOR;　Keisuke Ohto, Tomohisa Ikeda, Hiroshi Murakami, Shintaro Morisada, Hidetaka Kawakita
  
• Behavior of alkali metal extraction with calix[4]arene acetic acid - propyl derivatives;　2013/07
  ANNOUNCEMENT INFO.;　2nd International Symposium on Host Compounds for Separation and Functionality in Saga
  AUTHOR;　Hirotoshi Sadamatsu, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Studies on the kinetics and equilibrium of silver extraction with ketonic calix[4]arene;　2013/07
  ANNOUNCEMENT INFO.;　2nd International Symposium on Host Compounds for Separation and Functionality in Saga
  AUTHOR;　Jee Young Kim, Keisuke Ohto
  
• Extraction Behavior of Precious and Base Metals with Imidazole Derivative of Trident Molecules;　2013/07
  ANNOUNCEMENT INFO.;　2nd International Symposium on Host Compounds for Separation and Functionality in Saga
  AUTHOR;　Shota Imabayashi, Keisuke Ohto, Shintaro Morisada
  
• Solvent Extraction of Precious Metal Ions with Phenylurea Derivative of Trident Molecule;　2013/07
  ANNOUNCEMENT INFO.;　2nd International Symposium on Host Compounds for Separation and Functionality in Saga
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Newly designed highly efficient phosphoric acid extractant for rare earth metal cation;　2013/07
  ANNOUNCEMENT INFO.;　2nd International Symposium on Host Compounds for Separation and Functionality in Saga
  AUTHOR;　Anup Basnet Chetry, Hiromasa Murashima, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Availability of Microreactor Extraction System with Calixarene Derivatives for Rare Metal Separation;　2013/07
  ANNOUNCEMENT INFO.;　2nd International Symposium on Host Compounds for Separation and Functionality in Saga
  AUTHOR;　Keisuke Ohto, Jee Young Kim, Shintaro Morisada, Masaya Miyazaki, Kenichi Yamashita, Yuuta Hatanaka, Masatoshi Maeki
  
• Studies on the kinetics of silver extraction with ketonic calix[4]arene in modified Lewis cell system;　2013/07
  ANNOUNCEMENT INFO.;　Satellite Symposium in Association with 5th International Symposium on Nano & Supramolecular Chemistry
  AUTHOR;　Jee Young Kim, Keisuke Ohto
  
• Extraction behavior of precious metal ions with phenylurea derivative of trident molecule;　2013/07
  ANNOUNCEMENT INFO.;　Satellite Symposium in Association with 5th International Symposium on Nano & Supramolecular Chemistry
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• Metal Extraction with Calix[4]arene Derivatives by Using Microreactor System;　2013/07
  ANNOUNCEMENT INFO.;　12th International Conference on Calixarenes (Calix 2013)
  AUTHOR;　K.Ohto, J.-Y. Kim, Y.Hatanaka, M.Maeki, K.Yamashita, M.Miyazaki
  
• フェニルウレア型三脚状分子による貴金属イオンの抽出特性;　2013/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 側鎖の異なる三脚状トリオール化合物による金属の抽出特性;　2013/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• EFFECT OF COORDINATIVELY-INERT ALKYL GROUPS ON SIZE-DISCRIMINATING EXTRACTION OF ALKALI METAL IONS WITH PROPYL-ACETIC ACID CROSSED TYPE CALIX[4]ARENE;　2013/06
  ANNOUNCEMENT INFO.;　2nd International conference on methods and materials for separation processes　SEPARATION SCIENCE - THEORY AND PRACTICE 2013
  AUTHOR;　K.Ohto, H.Sadamatsu, S.Morisada, H.Kawakita
  
• AVAILABILITY OF MICROREACTOR EXTRACTION SYSTEM INCORPORATING CALIXARENE DERIVATIVES FOR RARE METAL SEPARATION;　2013/06
  ANNOUNCEMENT INFO.;　2nd International conference on methods and materials for separation processes　SEPARATION SCIENCE - THEORY AND PRACTICE 2013
  AUTHOR;　K.Ohto, J.-Y. Kim, S.Morisada, M.Miyazaki, K.Yamashita, Y.Hatanaka, M.Maeki
  
• メチレン架橋型大環状樹脂によるアルカリ金属の吸着;　2013/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• メチレン架橋型大環状樹脂によるアルカリ金属の吸着挙動;　2013/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Alkali metal extraction behavior with calix[4]arene acetic acid - propyl derivatives;　2012/12
  ANNOUNCEMENT INFO.;　The 25th International Symposium on Chemical Engineering(ISChE)
  AUTHOR;　Hirotoshi Sadamatsu, Shintaro Morisada, Hidetaka kawakita, Keisuke Ohto
  
• Extraction behavior of multivalent metals by trident molecule of phosphoric acid type;　2012/12
  ANNOUNCEMENT INFO.;　The 25th International Symposium on Chemical Engineering(ISChE)
  AUTHOR;　Hiromasa Murashima, Keisuke Ohto, Hidetaka Kawakita, Shintaro Morisada
  
• カリックスアレーンを担持したシリカ系複合体のIn，Ga吸着特性;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 三脚状分子抽出剤を用いた貴金属の抽出特性評価;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• マイクロリアクタを利用したカリックスアレーン誘導体による高効率希少金属分離;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新規三脚状トリオール化合物の開発及び金属の抽出特性;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• リン酸型ホウキ分子を用いた多価金属の抽出分離;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• フルオロカルボン酸型カリックス[4]アレーンの金属抽出に及ぼすフェノキシ酸素の影響;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックスアレーンを担持したシリカおよびアロフェン複合体のIn，Ga吸着特性;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• マイクロリアクターを用いたカリックスアレーン誘導体による金属イオンの抽出;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• リン酸型三脚状分子による希土類金属の抽出挙動;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ウレア型三脚状分子抽出剤による貴金属イオンの抽出特性;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• フルオロカルボン酸型カリックス[4]アレーンによる金属抽出におけるフェノキシ酸素の影響;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カドミウム選択性を有するジチオカーバメート型三脚状分子の開発;　2012/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Extraction behavior of precious metal ions with secondary phenyl amide derivative of trident molecule;　2012/09
  ANNOUNCEMENT INFO.;　The international Symposium on Preparative Chemistry of Advanced Materials, 2012 (ISPCAM2012)
  AUTHOR;　Yuki Ueda, Shintaro Morisada, Hidetaka Kawakita, Keisuke Ohto
  
• ジチオカーバメート型三脚状分子による亜鉛からのカドミウムの選択的抽出;　2012/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 複素環型三脚状分子を用いた貴金属回収の抽出・分離;　2012/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• マイクロリアクタでの大環状ホスト化合物による金属イオン抽出挙動の解析;　2012/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• プロピル-酢酸交差型カリックス［４］アレーンによるアルカリ金属錯体中の水分子の定量;　2012/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• イミダゾール型三脚状分子を用いた貴金属の抽出;　2012/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミド型三脚状分子による貴金属抽出挙動の評価;　2012/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミド型三脚状分子による貴金属抽出特性の評価;　2012/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ジチオカーバメート型三脚状分子によるカドミウムの選択的抽出;　2012/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新規三脚状トリオール化合物の開発及び三脚状トリオール化合物の抽出特性;　2012/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• プロピル-酢酸交差型カリックス［４］アレーンによるアルカリ金属抽出に伴う水和水の定量;　2012/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ピリジル型三脚状分子の貴金属抽出挙動と銀イオン選択性電極素子としての利用;　2012/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミド型三脚状ホウキ分子を用いた貴金属の選択的抽出;　2012/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Extraction Behavior of Metal Ions with Calix[4]arene Difluoroacetic Acids Derivatives;　2012/02
  ANNOUNCEMENT INFO.;　The 2nd Saga University–Liaoning University Joint Seminar
  AUTHOR;　T. Ikeda, K.Ohto, H.Kawakita
  
• Extraction and isolation of metals on carboxylic acid type of broom molecule which don’t have oxygen;　2012/02
  ANNOUNCEMENT INFO.;　The 2nd Saga University–Liaoning University Joint Seminar
  AUTHOR;　M. Ito, K.Ohto
  
• Syntheses and group of aluminum extraction of calix[4]arene derivatives with benzoic acid;　2011/12
  ANNOUNCEMENT INFO.;　The 24th International Symposium on Chemical Engineering(ISChE)
  AUTHOR;　M.Kawashima, K.Ohto, H.Kawakita
  
• Extractive separation of precious metals by using tripodal molecules with heterocycles;　2011/12
  ANNOUNCEMENT INFO.;　The 24th International Symposium on Chemical Engineering(ISChE)
  AUTHOR;　R.Yamaguma, K.Ohto, H.Kawakita
  
• カリックス[4]アレーンカルボン酸誘導体によるリチウムの分離;　2011/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Alkali metal extraction mechanism of calix[4]arene acetic acid-propyl derivative;　2011/11
  ANNOUNCEMENT INFO.;　The 6th Daegu University-Saga University Joint Symposium
  AUTHOR;　H.Sadamatsu, H.Kawakita, K.Ohto
  
• Extractive separation of rare earths with phosphoric acid type of trident molecule;　2011/11
  ANNOUNCEMENT INFO.;　The 6th Daegu University-Saga University Joint Symposium
  AUTHOR;　H.Murashima, H.Kawakita, K.Ohto
  
• Alkali metal extraction with calix[4]arene acetic acid-propyl derivative;　2011/11
  ANNOUNCEMENT INFO.;　Seminar by young chemists at Kosin University
  AUTHOR;　H.Sadamatsu, H.Kawakita, K.Ohto
  
• Extraction of rare earths with phosphoric acid type of trident molecule;　2011/11
  ANNOUNCEMENT INFO.;　Seminar by young chemists at Kosin University
  AUTHOR;　H.Murashima, H.Kawakita, K.Ohto
  
• Synthesis and application of a highly efficient polyvinylcalix[4]arene tetraacetic acid resin for adsorptive lead removal;　2011/11
  ANNOUNCEMENT INFO.;　Seminar on Globalization Program of Graduate School of Science and Engineering (GSSE), Saga University, - Invitation Program for Foreign Excellent Researchers -
  AUTHOR;　B.B.Adhikali, M.Gurung, H.Kawakita, K.Ohto
  
• Extraction behavior of alkali metal ions with calix[4]arene acetic acid - propyl derivative;　2011/11
  ANNOUNCEMENT INFO.;　Seminar on Globalization Program of Graduate School of Science and Engineering (GSSE), Saga University, - Invitation Program for Foreign Excellent Researchers -
  AUTHOR;　H.Sadamatsu, H.Kawakita, K.Ohto
  
• Solvent extraction of trivalent rare earths with phosphoric acid type of trident molecule;　2011/11
  ANNOUNCEMENT INFO.;　Seminar on Globalization Program of Graduate School of Science and Engineering (GSSE), Saga University, - Invitation Program for Foreign Excellent Researchers -
  AUTHOR;　H.Murashima, H.Kawakita, K.Ohto
  
• Extraction behavior of precious metals with amide derivative of trident compound;　2011/11
  ANNOUNCEMENT INFO.;　Seminar on Globalization Program of Graduate School of Science and Engineering (GSSE), Saga University, - Invitation Program for Foreign Excellent Researchers -
  AUTHOR;　Y.Ueda, R.Yamaguma,K.Ohto, H.Kawakita
  
• Extraction behavior of alkali metal ions with calix[4]arene acetic acid - propyl derivative;　2011/11
  ANNOUNCEMENT INFO.;　Seminar on Globalization Program of Graduate School of Science and Engineering (GSSE), Saga University, - Invitation Program for Foreign Excellent Researchers -
  AUTHOR;　H.Sadamatsu, H.Kawakita, K.Ohto
  
• リン酸型ホウキ分子による希土類金属の抽出・分離;　2011/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 複素環型三脚状ホウキ分子を用いた貴金属の選択的抽出;　2011/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミド型三脚状ホウキ分子を用いた貴金属の選択的抽出;　2011/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アルキル-酢酸交差型カリックス[4]アレーンによるアルカリ金属の抽出分離;　2011/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Development of adsorption technology for the recovery of rare metals from spent small size household electric and electronic appliances using biomass wastes;　2011/10
  ANNOUNCEMENT INFO.;　A Special Symposium on Minor Rare Metals Recycling
  AUTHOR;　K.Ohto, K.Inoue, K.Hirota, D.Parajuli
  
• Metal Ion Adsorption Behaviors of Carbonized Microalgae Residues Prepared from a Byproduct of Biofuel Extraction Process;　2011/09
  ANNOUNCEMENT INFO.;　14th Asian Chemical Congress (14ACC)
  AUTHOR;　K.Khunathai, K.Ohto, H.Kawakita, K.Inoue, M.Kurata, K.Atsumi
  
• 安息香酸－酢酸交差型カリックス[4]アレーンによるアルミ族の抽出分離;　2011/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• リン酸型ホウキ分子を用いた希土類金属の抽出・分離;　2011/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックス[4]アレーンカルボン酸誘導体によるアルミ族金属の抽出;　2011/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 複素環型三脚状分子を用いた貴金属の抽出・分離;　2011/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• リン酸型ホウキ分子の合成、及び希土類金属の抽出・分離;　2011/07
  ANNOUNCEMENT INFO.;　第２９回九州分析化学若手の会　夏季セミナー
  AUTHOR;　
  
• Preparation of tripodal pyridyl compounds for precious metal extraction;　2011/06
  ANNOUNCEMENT INFO.;　1st International conference on methods and materials for separation processes　SEPARATION SCIENCE - THEORY AND PRACTICE 2011
  AUTHOR;　K.Ohto, R.Yamaguma, H.Kawakita
  
• Specific Metal Extraction with Calix[4]arene Carboxylic Acids Caused by Sodium Addition;　2011/06
  ANNOUNCEMENT INFO.;　1st International conference on methods and materials for separation processes　SEPARATION SCIENCE - THEORY AND PRACTICE 2011
  AUTHOR;　K.Ohto, H.Sadamatsu, S.Kuwata, T.Yoneyama, H.Ishibashi, H.Kawakita
  
• ルイス塩基とβ-ジケトンによる協同抽出を利用したランタニド(III)の選択的分離;　2011/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Precious metal extraction property of calix[4]arene derivative;　2010/12
  ANNOUNCEMENT INFO.;　The 23rd International Symposium on Chemical Engineering
  AUTHOR;　T.Yoneyama, K.Ohto, H.Harada, H.Kawakita
  
• Preparation of ion selective electrode by novel broom molecule;　2010/12
  ANNOUNCEMENT INFO.;　The 23rd International Symposium on Chemical Engineering
  AUTHOR;　K.Saihara, K.Ohto, H.Harada, H.Kawakita
  
• Syntheses and aluminum group extraction of calix[4]arene derivative with benzoic acid;　2010/12
  ANNOUNCEMENT INFO.;　The 23rd International Symposium on Chemical Engineering
  AUTHOR;　M.Kawashima, K.Ohto, H.Harada, H.Kawakita
  
• キノリン型calix[4]areneを用いた貴金属の抽出特性;　2010/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新規ピリジル系ホウキ分子を用いた貴金属(Ag,Pt,Pd)の選択的抽出;　2010/11
  ANNOUNCEMENT INFO.;　2010年 日本化学会西日本大会
  AUTHOR;　
  
• 酢酸-安息香酸交差型カリックス[4]アレーンによるアルミ族金属の抽出;　2010/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• キノリン型calix[4]areneを用いた貴金属の抽出;　2010/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新規ピリジル系ホウキ分子を用いた貴金属の選択的抽出;　2010/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• プロピル-酢酸交差型カリックス[4]アレーンによるアルカリ金属抽出機構の解明;　2010/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ピリジル型ホウキ分子による貴金属の抽出;　2010/09
  ANNOUNCEMENT INFO.;　化学工学会第４２回秋季大会
  AUTHOR;　
  
• カリックスアレーンカルボン酸誘導体によるインジウムの抽出およびイオン交換;　2010/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Solvent extraction and separation of lead with p-tert-butylcalix[5]arene pentacarboxylic acid derivative;　2010/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Birendra B. Adhikari, K. Ohto*, M. Gurung, H. Kawakita
  
• プロピル-酢酸交差型カリックス[4]アレーンによるアルカリ金属抽出機構の解明;　2010/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• チオエーテル型三脚状分子による銀イオンの抽出;　2010/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Elucidation of Extraction Mechanism of Lead ion with Ether-Acetic Acid Crossed Type of Calix[4]arene Derivatives;　2010/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K.Ohto, A.Yoshitake, A.Matsufuji, T.Nakamura,H.Kawakita, H.Harada
  
• Allosteric effect of the first lead ion on stepwise extraction of the second lead ion with p-tert-butylcalix[5]arenepentacarboxylic acid;　2010/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　B.B.Adhikari, M.Gurung, H.Kawakita, H.Harada, K.Ohto
  
• ピリジル型ホウキ分子を電極素子とする銀イオン選択性電極の開発;　2010/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Quinolinocalix[4]areneを用いた貴金属の分離・回収;　2010/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックス[4]アレーン酢酸-安息香酸誘導体によるアルミ族金属の抽出;　2010/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• プロピル-酢酸交差型カリックス[4]アレーンによるアルカリ金属の抽出挙動の解明;　2010/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ピリジル型ホウキ分子を用いた貴金属の抽出・分離;　2010/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 大環状型抽出剤による希土類の抽出選択性に変化をもたらすナトリウム添加効果;　2010/05
  ANNOUNCEMENT INFO.;　, 56, 190-191
  AUTHOR;　
  
• Effect of π electrons on detection of silver ion-selective electrodes with tripodal broom molecules;　2009/12
  ANNOUNCEMENT INFO.;　The 22nd International Symposium on Chemical Engineering
  AUTHOR;　C.Yamamoto, K.Ohto, H.Kawakita
  
• ホウキ型カルボン酸抽出剤によるガリウムの選択的抽出;　2009/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• メチレン架橋型カリックス[4]アレーン-2-ピリジル樹脂による銀イオンの吸着;　2009/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ホウキ型分子を用いた銀イオン選択性電極の電位応答に及ぼすπ電子の影響;　2009/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 硫黄を含有するホウキ分子による銀イオンの抽出;　2009/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 交差型カリックス[4]アレーンのナトリウム取り込み挙動;　2009/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミン型ホウキ分子によるホルムアルデヒドの抽出除去;　2009/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Allosteric Extraction Behavior of Trivalent Rare Earth Metals with Calix[4]arene Carboxylic Acids Caused by Sodium Addition;　2009/07
  ANNOUNCEMENT INFO.;　10TH INTERNATIONAL CONFERENCE ON CALIXARENES
  AUTHOR;　K.Ohto, T.Hanamura, T.Yoneyama, H.Kawakita
  
• Synthesis of calix[4]arene methylene crosslinked resins with 2-pyridyl groups and their adsorption behavior towards silver ion;　2009/07
  ANNOUNCEMENT INFO.;　10TH INTERNATIONAL CONFERENCE ON CALIXARENES
  AUTHOR;　B.B.Adhikari, N.Hashiguchi, K.Ohto, H.Kawakita, K.Inoue
  
• Allosteric Extraction Behavior of Trivalent Rare Earth Metals with Calix[4]arene Carboxylic Acids Caused by Sodium Addition;　2009/07
  ANNOUNCEMENT INFO.;　Post Calix 2009 Meeting in Saga -From Separation and Functionality-
  AUTHOR;　T.YONEYAMA, T.HANAMURA, K.OHTO, H.KAWAKITA
  
• Abnormal metal extraction with calix[4]arene tetracarboxylic acid caused by sodium addition;　2009/07
  ANNOUNCEMENT INFO.;　Post Calix 2009 Meeting in Saga -From Separation and Functionality-
  AUTHOR;　K.OHTO, S.KUWATA, T.YONEYAMA, H.KAWAKITA
  
• アリル型ホウキ分子を用いた銀の溶媒抽出および銀イオン選択性電極の開発;　2009/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 真空ポンプ油による金の溶媒抽出;　2009/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ナトリウム塩型ミカンジュースカス吸着剤の金属イオン吸着特性;　2009/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ミカンジュースカスを用いた金の吸着・回収;　2009/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• コンプレキサン型キトサン誘導体による希土類元素の相互分離;　2009
  ANNOUNCEMENT INFO.;　, 54, 44-45
  AUTHOR;　
  
• ホスホン酸型カリックス[4]アレーン誘導体による希土類金属イオンの抽出分離;　2009
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Adsorption, Preconcentration and Separation of Lead Ions By Vinylcalix[4]arene Tetracarboxylic Acid Resin;　2009
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アルデヒド除去能を有するアミン型ホウキ分子の開発;　2009
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ガリウムに選択性を示す三脚状分子の開発;　2009
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Adsorption of lead ion on vinylcalix[4]arene tetracarboxylic acid type of resin;　2008/12
  ANNOUNCEMENT INFO.;　The 21th International Symposium on Chemical Engineering, Saga University
  AUTHOR;　B.B.Adhikari, M.Kanemitsu, K.Ohto, H.Kawakita, H.Harada, K.Inoue
  
• Separation and removal of chromium(VI) by adsorption prepared from persimmon peel;　2008/12
  ANNOUNCEMENT INFO.;　The 21th International Symposium on Chemical Engineering, Sag University
  AUTHOR;　H.Nakagawa, H.Kawakita, K.Ohto, H.Harada, K.Inoue
  
• Development of chemical modified lignophenol gels and recovery of precious metals;　2008/12
  ANNOUNCEMENT INFO.;　The 21th International Symposium on Chemical Engineering, Sag University
  AUTHOR;　M.Matsueda, H.Kawakita, K.Ohto, H.Harada, K.Inoue
  
• Preparation of silver ion selective electrode with allyl type of broom compound as electrode device;　2008/12
  ANNOUNCEMENT INFO.;　The 21th International Symposium on Chemical Engineering, Saga University
  AUTHOR;　C.Yamamoto, K.Ohto, H.Kawakita, H.Harada, K.Inoue
  
• Silver Extraction by Using Allyl Type of Tripodal Broom Molecule and Preparation of Silver Ion Selective Electrode;　2008/10
  ANNOUNCEMENT INFO.;　The 2nd Daegu University-Saga University Joint Symposium, 1108A Institute of Computer & Communication, Daegu University
  AUTHOR;　C.Yamamoto, H.Fugugou, K.Ohto, H.Kawakita, H.Harada, K.Inoue
  
• Recovery of indium spent flat-panel display with solvent-impregnated resins;　2008/09
  ANNOUNCEMENT INFO.;　isec 2008, 317-322
  AUTHOR;　K. Inoue, M. Nishiura, H. Kawakita, K. Ohto, H. Harada
  
• メチレン架橋型カリックス[4]アレーンピリジル樹脂による銀イオンの吸着;　2008/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　大渡啓介、^M 橋口直也、川喜田英孝、原田浩幸、井上勝利
  
• 硫黄含有ホウキ型分子による貴金属の抽出;　2008/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 有機分子を多点認識するカリックス[4]アレーン誘導体の調製;　2008/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 架橋型カリックス[4]アレーンピリジル樹脂による銀の吸着;　2008/08
  ANNOUNCEMENT INFO.;　化学工学会九州支部沖縄大会
  AUTHOR;　
  
• ４級アミン型のバイオマス系吸着剤の金属吸着特性;　2008
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 真空ポンプ油による金の溶媒抽出;　2008
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ミカン搾汁残渣を利用したアンチモン（III、V）の吸着・除去;　2008
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ADSORPTIVE SEPARATION, CONCENTRATION AND PURIFICATION OF PRECIOUS METALS USING LIGNOPHENOL COMPOUNDS: NOVEL ENVIRONMENTALLY BENIGN MATERIALS PREPARED FROM WOOD WASTES;　2008
  ANNOUNCEMENT INFO.;　Hydrometallurgy 2008
  AUTHOR;　K.Inoue, D.Parajuli, K.Khunathai, H.Kawakita, K.Ohto, M.Funaoka, S.Alam
  
• Synthesis and rare earth metals extraction property of calix[4]arene carboxylic derivative in the absence or presence of sodium ions;　2007/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　T.Hanamura, K.Ohto, H.Kawakita, H.Harada, K.Inoue
  
• Solvent extraction of metal ions with broom type ionophore containing sulfur atom;　2007/12
  ANNOUNCEMENT INFO.;　第20回化学工学に関する国際シンポジウム九州—太田／忠南
  AUTHOR;　H.Furugou, K.Ohto, H.Kawakita, H.Harada, K.Inoue
  
• Preparation of calyx[4]arene pyridyl type resins for photographic waste treatment;　2007/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　N.Hashiguchi, K.Ohto, H.Kawakita, K.Inoue
  
• 銀に選択性を有するホウキ型チオエステル抽出剤の開発;　2007/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ナトリウム添加により希土類抽出選択性の変化するカリックス[4]アレーンカルボン酸誘導体の開発;　2007/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックス[4]アレーンピリジル型含浸樹脂による銀の固液抽出;　2007/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ジチオカーバメート基を導入したキトサンによる金属の吸着分離特性;　2007/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ピリジル型カリックス[4]アレーン含浸樹脂による銀の吸着挙動;　2007/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Na添加による希土類選択性の異なるカルボン酸系カリックス[4]アレーンの開発;　2007/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カルボン酸型ホウキ分子を用いたアルミニウム族の抽出;　2007/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• p-ビニルカリックス[4]アレーンカルボン酸湯ウド応対の樹脂化と金属の吸着挙動;　2007/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ジチオカーバメイト基を導入したキトサンによる金属の吸着分離特性;　2007/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Agに選択性を有するホウキ型イオノフォアの開発;　2007/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Na添加による希土類選択性の異なる カリックス[4]アレーンカルボン酸誘導体の開発;　2007/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックス[4]アレーンピリジル型含浸樹脂による銀の吸着挙動;　2007/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カルボン酸—ピリジル交差型カリックス[4]アレーンを用いた金属の抽出特性;　2007/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カルボン酸型ホウキ分子によるアルミ族の抽出;　2007/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 写真現像廃液処理のためのカリックス[4]アレーンピリジル型樹脂の開発;　2007/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ローワーリムにホスホン酸を有するカリックス[4]アレーンの金属抽出特性;　2007/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カルボン酸‐ピリジル交差型カリックス[4]アレーンによる金属の抽出;　2007/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Solvent extraction of rare earth and precious metals with quaternary ammonium type of calix[4]arene;　2007/01
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K.Ohto, H.Ishii, H.Kawakita, H.Harada, K.Inoue
  
• Synthesis of calix[4]arene with phosphonic acid and extraction specificity of rare earth metals;　2006/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　A.Takedomi, K.Ohto, H.Kawakita. K.Inoue
  
• Preparation of lithium ion selective electrode based on tripodal ether compound;　2006/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K.Ohto, A.Himuro, H.Higuchi, T.Nakamura, H.Kawakita, H.Harada, K.Inoue
  
• 鉛抽出に及ぼすカリックス[4]アレーンカルボン酸のパラ位アルキル鎖の影響;　2006/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ホウキ型分子を用いたホウ素の抽出挙動;　2006/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミン型ホウキ分子によるMo,W,Vの抽出分離挙動;　2006/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミン型ホウキ分子によるMo,V,Wの抽出分離挙動;　2006/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックス[4]アレーンを基体としたホスホン酸系抽出剤の合成と希土類金属の抽出特性;　2006/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• エーテル型アルキルトリメチロール化合物を認識素子とするリチウム選択性電極の開発;　2006/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• p-t-オクチルフェノキシカルボン酸誘導体による希土類金属の抽出に及ぼすNa添加効果;　2006/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミン型ホウキ分子によるMo,V,およびWの抽出分離挙動;　2006/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• テトラホスホン酸型カリックス[4]アレーンの合成と希土類金属の抽出特性;　2006/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• カリックス[4]アレーンテトラ酢酸誘導体による鉛(II)抽出に及ぼすパラ位アルキル基の効果;　2006/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 4級アンモニウム塩型カリックス［4］アレーン誘導体による希土類金属の抽出分離;　2006/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• p-t-オクチルフェノキシカルボン酸誘導体による希土類金属の抽出に及ぼすNA添加効果;　2006/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• アミン型ホウキ分子によるMo、V、Wの抽出分離挙動;　2006/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ４級アンモニウム塩型カリックス[4]アレーン誘導体による希土類金属の抽出分離;　2006/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• エーテル－酢酸交差型カリックス[4]アレーンによる鉛(II)イオンの抽出;　2006/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Effect of alkyl branch at upper rim of calix[4]arene tetraacetic acid derivative on lead (II) extraction;　2006/01
  ANNOUNCEMENT INFO.;　International Symposium on Ion Exchange in Korea (2006) and 22nd Annual Meeting of JAIE
  AUTHOR;　M. Kanemitsu, K. Ohto, H. Kawakita, H. Harada, K. Inoue
  
• Synthesis of calix[4]arene with phosphonic acid and extraction specificity of rare earth metals;　2006/01
  ANNOUNCEMENT INFO.;　International Symposium on Ion Exchange in Korea (2006) and 22nd Annual Meeting of JAIE
  AUTHOR;　A.Takedomi, K. Ohto, H. Kawakita, K. Inoue
  
• Lithium ion selective electrode based on ether type of tripodal compound;　2006/01
  ANNOUNCEMENT INFO.;　International Symposium on Ion Exchange in Korea (2006) and 22nd Annual Meeting of JAIE
  AUTHOR;　"K.Ohto, A. Himuro, H. Higuchi, T. Nakamura, H. Kawakita, K. Inoue"
  
• エーテル－カルボン酸交差型カリックス[4]アレーンと金属イオンとの錯形成機構の解明;　2005/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新規ホウキ型カルボン酸含浸樹脂の開発と希土類金属の吸着挙動;　2005/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ホスホン酸基を含むカリックス[4]アレーン誘導体による希土類の抽出分離;　2005/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ホウキ型トリフタルアミド酸抽出剤の合成と希土類金属の抽出特性;　2005/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Solvent Extraction of Trivalent Rare Earths with Novel Calix[4]arene Phosphonate Derivative;　2005/09
  ANNOUNCEMENT INFO.;　International Solvent Extraction Conference 2005
  AUTHOR;　K.Ohto, T.MATSUFUJI, A.TADA, K.INOUE, T.Oshima
  
• テトラホスホン酸型カリックスアレーンの合成と希土類の抽出挙動;　2005/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ホウキ型フタルアミド酸誘導体の合成と希土類金属の抽出特性;　2005/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 新規ホウキ型分子を抽出剤として用いた希土類金属の相互分離;　2005/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Synthesis and extraction property of calix[4]arene with different functional groups;　2004/12
  ANNOUNCEMENT INFO.;　17th Symposium on Chem. Eng. Kyushu-Daejeon / Chungnam
  AUTHOR;　T.Nakamura, K.Ohto, K.Inoue
  
• Synthesis and extraction property of calix[4]arene with different functional groups;　2004/12
  ANNOUNCEMENT INFO.;　17th Symposium on Chem. Eng. Kyushu-Daejeon / Chungnam
  AUTHOR;　T.Matsufuji, K.Ohto, T.Oshima, K.Inoue
  
• Solvent extraction of metal ions with calixarene pyridyl derivatives;　2004/12
  ANNOUNCEMENT INFO.;　17th Symposium on Chem. Eng. Kyushu-Daejeon / Chungnam
  AUTHOR;　H.Higuchi, T.Oshima, K.Ohto, K.Inoue, T.Tsend-Ayush, K.Gloe
  
• p-アリルカリックス[4]アレーンカルボン酸誘導体による鉛の抽出;　2004/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• テトラホスホン酸型カリックス[4]アレーンによる希土類の抽出分離;　2004/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• p-アリルカリックス[4]アレーンカルボン酸誘導体による鉛の抽出挙動;　2004/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• A calix[6]arene amido derivative for extraction of guanidium compound and ammonium compound;　2004/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　T.Oshima, H.Higuchi, K.Ohto, K.Inoue
  
• Extraction mechanism of lead ion with p-allylcalix[4]arene tetracarboxylic acid;　2004/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K.Ohto, T.Yokomoto, H.Higuchi, T.Oshima, K.Inoue, Jumina
  

Other Lectures

• テーラーメイド型金属分離剤の機能と理解、その応用;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 貴金属回収のための新規分離剤開発に関する研究;　2013/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ホスト分子による 希少金属オンサイト分離のためのマイクロリアクターシステムの構築;　2013/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• レアメタル分離剤の開発;　2011/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 天然物を有効活用した難分離性長寿命核種の分離技術の研究開発;　2009
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Development of Chemically Modified Lignophenol Gels and Recovery of Precious Metal;　2008/10
  ANNOUNCEMENT INFO.;　The 2nd Daegu University-Saga University Joint Symposium, 1108A Institute of Computer & Communication, Daegu University
  AUTHOR;　M.Matsueda, H.Kawakita, K.Ohto, H.Harada, K.Inoue
  

Application of Intellectual Property Rights

• 溶液中の陰イオン種の除去方法;　2014/01
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 吸着剤及び貴金属の回収方法;　2013/09
  ANNOUNCEMENT INFO.;　US 8,535,625
  AUTHOR;　
  

Others

• ホスト分子による 希少金属オンサイト分離のための マイクロリアクターシステムの構築;　2012/02
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  

Review Articles

• A Review on Supramolecular Chemosensor Agent through Fluorescence Spectroscopy: Calixarenes;　2021/11
  ANNOUNCEMENT INFO.;　J. Multidisciplinary Appl. Nat. Sci., 2, 1, 23-40
  AUTHOR;　K. T. A. Priyangga, Y. S. Kurniawan, K. Ohto, Jumina
  
• 貴金属イオンに対する抽出試薬開発の動向;　2015/12
  ANNOUNCEMENT INFO.;　, 492, 12, 534-544
  AUTHOR;　
  
• Molecular Design and Metal Extraction Behavior of Calixarene Compounds as Host Extractants;　2013/12
  ANNOUNCEMENT INFO.;　Ion Exch. Solv. Extr., 21, 81-127
  AUTHOR;　K.Ohto
  
• Review of the Extraction of Metal Cations with Calixarene Derivatives;　2010/04
  ANNOUNCEMENT INFO.;　Solv.Extr.Res.Dev., Jpn., 17, 1-18
  AUTHOR;　K.Ohto
  

Invited Lecture, Special Lecture

• Research on preparation of metal adsorbents incorporating macrocyclic compound and based on biomass wastes;　2022/11
  ANNOUNCEMENT INFO.;　8th INTERNATIONAL CONFERENCE ON ION EXCHANGE 2022 (8th ICIE 2022)
  AUTHOR;　Keisuke Ohto
  
• 大環状化合物によるナトリウムと他金属の共抽出;　2022/07
  ANNOUNCEMENT INFO.;　, 293-302
  AUTHOR;　
  
• Allosteric coextraction of two metal ions with tetraacetic acid of calix[4]arene;　2018/09
  ANNOUNCEMENT INFO.;　WCP Project Seminar at Universitas Gadjah Mada
  AUTHOR;　Keisuke Ohto
  
• Selective extraction of scandium over other rare earth elements with acetic acid derivative of new tripodal compound;　2018/07
  ANNOUNCEMENT INFO.;　The 10h ISNSC (International Symposium on Nano & Supramolecular Chemistry
  AUTHOR;　Keisuke Ohto, Nako Fuchiwaki, Shintaro Morisada, Hidetaka Kawakita
  
• Precious metal extraction with amide compounds;　2018/07
  ANNOUNCEMENT INFO.;　43rd International Conference on Coordination Chemistry (ICCC 2018 Sendai Japan)
  AUTHOR;　K. OHTO, M. Hashiguchi, T. Sato, S. Morisada, H. Kawakita, Y. Ueda
  
• Size-discriminative coextraction of sodium and other metal ions with calix[4]arene derivatives;　2017/01
  ANNOUNCEMENT INFO.;　Daegu University Seminar
  AUTHOR;　K. Ohto
  
• Metal separation with macrocyclic compounds and application;　2016/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K. Ohto
  
• Precious metal separation with calixarene derivatives using microreactor system;　2016/09
  ANNOUNCEMENT INFO.;　4nd International conference on methods and materials for separation processes　SEPARATION SCIENCE - THEORY AND PRACTICE 2016
  AUTHOR;　K.Ohto
  
• Preparation history of phosphonic acid type extraction reagents for rare earth metals;　2016/05
  ANNOUNCEMENT INFO.;　German-Japanese Symposium "Bridge Dresden-Japan“
  AUTHOR;　K. Ohto
  
• Metal separation property of macrocyclic and pseudomacrocyclic compounds as extraction reagents;　2015/12
  ANNOUNCEMENT INFO.;　Pacifichem2015
  AUTHOR;　K. Ohto
  
• Structural effects of calixarne derivatives as extractive separating reagents;　2015/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　K. Ohto
  
• Solvent extraction of trivalent rare earths with phosphoric acid derivative of tripodal molecule;　2015/08
  ANNOUNCEMENT INFO.;　The 7th ISNSC (International Symposium on Nano & Supramolecular Chemistry
  AUTHOR;　Keisuke Ohto, Hiromasa Murashima, Shintaro Morisada, Hidetaka Kawakita
  
• Rare earth extraction with phosphonic type trident molecule;　2015/03
  ANNOUNCEMENT INFO.;　Microsymposium on Solvent Extraction
  AUTHOR;　K. Ohto
  
• Overview about Past, Present and Future of International Partnership Program and Joint Seminar between College of Nat. Sci., Daegu University and Graduate School of Sci. and Eng., Saga University;　2015
  ANNOUNCEMENT INFO.;　The 10th Daegu University -Saga University Joint Seminar
  AUTHOR;　K. Ohto
  
• Selective extraction of lithium with calix[4]arene derivatives;　2014/09
  ANNOUNCEMENT INFO.;　Microsymposium on Solvent Extraction
  AUTHOR;　K. Ohto
  
• Microreactor System for Selective Extraction of Rare Metals by Using Calix[4]arene Derivatives;　2014/08
  ANNOUNCEMENT INFO.;　The 6th ISNSC (International Symposium on Nano & Supramolecular Chemistry
  AUTHOR;　Keisuke Ohto, JeeYoung Kim, Shintaro Morisada, Hidetaka Kawakita, Masatoshi Maeki, Sathuluri Ramachandra Rao, Masaya Miyazaki
  
• Novel ion-exchange resins containing calix[4]arene tetraacetic acid derivatives for selective lead(II) remival;　2013/12
  ANNOUNCEMENT INFO.;　Seminar at Universitas Gadjah Mada
  AUTHOR;　K. Ohto
  
• Extractive Recovery of Rare Metals by Using Microreactor System with Macrocyclic Host Compounds;　2013/12
  ANNOUNCEMENT INFO.;　Seminar at Universitas Gadjah Mada
  AUTHOR;　K. Ohto
  
• Microreactor extraction system with macrocyclic host compounds for rare metal recovery;　2013/11
  ANNOUNCEMENT INFO.;　ICMR 2013(7th International Conference on Materials Engineering for Resources)
  AUTHOR;　K. Ohto, JeeYoung Kim, Shintaro Morisada, Masatoshi Maeki, Kenichi Yamashita, Masaya Miyazaki
  
• カリックスアレーンテトラ酢酸誘導体を組み込んだ４種の樹脂による鉛の吸着;　2013/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Preparation of Novel Resins Containing Tetraacetic Acid Type of Calix[4]arene and Their Lead Adsorption Behaviour;　2013/07
  ANNOUNCEMENT INFO.;　Keynote Lecture at Memorial University and Newfoundland, St. John’s
  AUTHOR;　K.Ohto
  
• Effect of alkyl moiety on extractive selectivity of alkali metals with calix[4]arene acetic acid derivative;　2012/09
  ANNOUNCEMENT INFO.;　The international Symposium on Preparative Chemistry of Advanced Materials, 2012 (ISPCAM2012)
  AUTHOR;　Keisuke Ohto
  
• Specific metal coextraction with carboxylic acid type of calix[4]arene caused by sodium addition;　2011/11
  ANNOUNCEMENT INFO.;　The 6th Daegu University-Saga University Joint Seminars
  AUTHOR;　K.Ohto
  
• Novel resins containing　calix[4]arene tetraacetic acid derivatives for lead(II) removal;　2011/06
  ANNOUNCEMENT INFO.;　Invited lecture at Institute of Chemical Technology, Prague
  AUTHOR;　K.Ohto
  
• バイオマス系吸着剤によるランタノイドからアメリシウムの分離;　2010/09
  ANNOUNCEMENT INFO.;　第１６回「分離変換・MAリサイクル」研究専門委員会　講演会
  AUTHOR;　
  
• Preparation of novel resins containing calix[4]arene tetraacetic acid derivatives with lead(II) selectivity;　2010/07
  ANNOUNCEMENT INFO.;　Keynote lecture in ICIE'05(The 5th International Conference on Ion Exchange) University of Melbourne
  AUTHOR;　Keisuke Ohto
  
• Preparation of Lead Selective Ion Exchange Resins Containing Calix[4]arene Tetraacetic Acid;　2010/01
  ANNOUNCEMENT INFO.;　Special lecture at Liaoning University
  AUTHOR;　K.Ohto
  
• Lead(II) Extraction with Ether-Acetic Acid Crossed Type Calix[4]arenes;　2010/01
  ANNOUNCEMENT INFO.;　The 4st Daegu University and Saga University Joint Seminars
  AUTHOR;　K.Ohto
  
• Novel Broom Carboxylic Acid Type of the Extractant with Size Discriminating Effect for Gallium Ion;　2009/02
  ANNOUNCEMENT INFO.;　The 4th Symposium on Separation Chemistry & Engineering
  AUTHOR;　K. Ohto
  
• ホスホン酸基を立体配置した大環状ホスト分子による希土類の抽出相互分離;　2009
  ANNOUNCEMENT INFO.;　, 54, 42-43
  AUTHOR;　
  
• ナトリウム添加によって生じるカリックス[4]アレーンカルボン酸誘導体の抽出異常性;　2007
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 難分離性金属群の相互分離を目的とした新規化合物の開発とその応用;　2006/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ホスト分子を用いた金属の相互分離;　2005/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Preparation of calix[4]arene compounds for mutual separation of rare earths;　2005/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　大渡啓介
  
• 難分離性元素を相互分離するための新規分離剤の開発;　2005/07
  ANNOUNCEMENT INFO.;　
  AUTHOR;