Novel Tetranuclear Heterometallic Mn3Ni and Mononuclear Ni Complexes with an ONO Schiff Base Ligand: Synthesis, Crystal Structures, and Magnetic Properties; 2023年11月 発表情報; Magnetochemistry, 9, 225 著者; Masato Fukuda, Ken Eguchi, Kazuma Matsumoto, Ko Yoneda, Yasunori Yamada, Haruka Yoshino, Yuki Imamura, Naoya Yamamoto, Masaaki Ohba and Masayuki Koikawa
Crystal Structure of Binuclear Terephthalato-bridged Manganese(III) Complex with 2-(2′-Hydroxyphenyl)oxazoline Analog; 2022年03月 発表情報; X-Ray Structure Analysis Online, 38, 45 著者; Tatsuru ESAKI, Masayuki KOIKAWA, and Tadashi TOKII
Synthesis and Crystal Structure of a Dinuclear Cu(II) Complex with N,N,N’,N’-tetrakis(2-pyridylmethyl)-1,4-xylenediamine; 2022年02月 発表情報; X-ray Structure Analysis Online, 38, 19 著者; Junya SUGIYAMA, Ko YONEDA, Yasunori YAMADA, and Masayuki KOIKAWA
Synthesis and Crystal Structure of a Mononuclear Cobalt(III) Complex with 2-[(2-Hydroxymethylphenyl)iminomethyl]phenol and Dimethylaminopyridine; 2022年01月 発表情報; X-ran Structure Analysis Online, 38, 1 著者; Naoko Sato, Ko Yoneda , Yasunori Yamada, and Masayuki Koikawa
Crystal Structure of Dichloro{2-(quinolin-2-yl)-4H-benzo[d][1,3]oxazine}cobalt(II); 2022年01月 発表情報; X-ray Structure Analysis Online, 38, 13 著者; Fumiya Kanegae, Ko Yoneda , and Masayuki Koikawa
Synthesis and Crystal Structure of Bis{2-[(2-hydroxymethylphenyl)iminomethyl]-4-nitro-phenolato}nickel(II) Monoacetonitrile; 2021年12月 発表情報; X-ray Structure Analysis Online, 37, 85 著者; Yuka Mineyama, Ko Yoneda , Yasunori Yamada, and Masayuki Koikawa
Crystal structure, magnetic properties, and structural prediction for an oxidovanadium(IV) complex [VO(dmf)5][PF6]2; 2021年03月 発表情報; , 74, 8, 1222-1232 著者; Shohei Yamamoto, Ryoji Mitsuhashi, Masahiro Mikuriya, Masayuki Koikawa, Hiroshi Sakiyama
Magneto-Structural Relationship of Tetragonally-Compressed Octahedral Iron(II) Complex Surrounded by a pseudo-S6 Symmetric Hexakis-Dimethylsulfoxide Environment; 2021年02月 発表情報; Magnetochemistry, 7, 2, 30 著者; Hiroshi Sakiyama, Takaaki Abiko, Masayuki Koikawa, Mikio Yamasaki
Syntheses, crystal structures, and solid-state spectroscopic properties of dinuclear cyclometallated platinum(II) complexes with mercaptobenzoazoles as bridging ligands; 2021年01月 発表情報; Inorganica Chimica Acta, 515, 120049 著者; YasunoriYamada, Reina Matsumoto, Daishin Kori, Masayuki Koikawa
Detailed magnetic analysis and successful deepneural-network-based conformational prediction for [VO(dmso)5][BPh4]2; 2020年02月 発表情報; RSC Advances, 10, 9678-9685 著者; Hiroshi Sakiyama, Takaaki Abiko, Kosuke Yoshida, Kaoru Shomura, Ryoji Mitsuhashi, Yoshiki Koyama, Masahiro Mikuriya, Masayuki Koikawa and Minoru Mitsumi
Syntheses, crystal structures, and solid-state spectroscopic properties of helical and non-helical dinuclear zinc(II) complexes derived from N2O2 ligands with different torsion-generating sources; 2019年00月 発表情報; Inorganica Chimica Acta, 495, 11879 著者; Yuuki Oshikawa, Ko Yoneda, Masayuki Koikawa, Yasunori Yamada
Crystal Structure and Magnetic Properties of an Asymmetrical Dinuclear Mn(III) Complex with N-(2-Oxymethylphenyl)salicylideneimine; 2018年07月 発表情報; X-Ray Structure Analysis Online, 34, 29-30 著者; Yuki Suemitsu, Ko Yoneda, Yasunori Yamada, Masayuki Koikawa
Synthesis, structural characterization and magnetic properties of one-dimensional Cu(II)-azido coordination polymers; 2017年12月 発表情報; Polyhedron, 138, 177-184 著者; Febee R. Louka, Salah S. Massoud, Tamim K. Haq, Masayuki Koikawa, Masahiro Mikuriya, Masataka Omote, Roland C. Fischer, Franz A. Mautner
Syntheses, structures, and magnetic properties of cubane-based cobalt and nickel complexes with ONO-tridentate ligands; 2017年10月 発表情報; Polyhedron, 136, 136-142 著者; Megumi Yoshitake, Momoko Nishihashi, Yasumasa Ogata, Ko Yoneda, Yasunori Yamada, Hiroshi Sakiyama, Akio Mishima, Masaaki Ohba, Masayuki Koikawa
Synthesis and crystal structure of a dinuclear Cu(II) complex with N,N,N',N'-Tetrakis(2-pyridylmethyl)-1,6-hexanediamine; 2017年09月 発表情報; X-Ray Structure Analysis Online, 33, 10, 65-66 著者; Yusuke Umemoto, Ko Yoneda, Yasunori Yamada, Masayuki Koikawa
Stereospecific Interaction of Optically Active Sulfur-Bridged Dinuclear Co(III)-Pt(II) Complex with Pseudo-Enantiomeric Co(III)-M(II) (M: Pd or Pt) Complex Involving Unequivalent π Electronic System; 2016年08月 発表情報; Inorganica Chimica Acta, 450, 225-231 著者; Y. Yamada, D. Koori, Y. Oshikawa, and M. Koikawa
Synthesis and magnetic properties of a dinuclear manganese(II) complex with two manganese(II) ions of C2-twisted octahedral geometry; 2016年04月 発表情報; Polyhedron, 111, 32-37 著者; Sakiyama, Hiroshi; Kato, Masatoshi; Sasaki, Satoshi; Tasaki, Moriya; Asato, Eiji; Koikawa, Masayuki
Synthesis and Crystal Structure of a Tetranuclear Mn(III)-Ni(II) Heterometal Complex of N-(2-oxymethylphenyl)salicylideneimine; 2016年01月 発表情報; X-ray Structure Analysis Online, 32, 1-2 著者; Megumi YOSHITAKE, Ko YONEDA, Yasunori YAMADA, and Masayuki KOIKAWA
Syntheses, crystal structures, and spectroscopic properties of mixed-ligand cobalt(III) complexes with optically active penicillaminates: Stereospecific interactions and spontaneous crystallizations depending on counter anions; 2015年01月 発表情報; Inorganica Chimica Acta, 428, 127-132 著者; Nagasaki, Toshihiro; Yoneda, Ko; Koikawa, Masayuki; Yamada, Yasunori
Synthesis and magnetic properties of an annulated dinuclear copper(II) phthalocyanine peripherally having 2,6-dimethylphenoxy substituents; 2014年11月 発表情報; Journal of Porphyrins and Phthalocyanines, 18, 708-714 著者; Takahisa Ikeue, Naoko Sawadaa, Naomi Matsumotoa, Ayaka Miyazakia,
Tamotsu Sugimori, Masayuki Koikawa, Ichiro Hiromitsu, Katsumi Yoshinoe,
Masahiro Mikuriya, Yusuke Kataoka and Makoto Handa
Stereospecific π-π stacking interactions between pseudo-enantiomeric sulfur-bridged dinuclear Co(III)-Pd(II) and Co(III)-Pt(II) complexes with optically active propanediamines; 2014年09月 発表情報; Journal of Coordination Chemistry, 67, 9, 1639-1651 著者; Nagasaki, Toshihiro; Miyoshi, Yusuke; Koikawa, Masayuki; Yamada, Yasunori
Homo- and hetero-dinuclear nickel(II), copper(II), and
oxidovanadium(IV) complexes of a Schiff-base-fused phthalocyanine
with 2,6-dimethylphenoxy and t-butyl groups; 2014年01月 発表情報; Inorganica Chimica Acta, 409, 433-440 著者; Takahisa Ikeue, Toshiro Fukahori, Teppei Mitsumune, Koyuru Ueda, Kazusa Fujii,
Satoshi Kurahashi, Masayuki Koikawa, Tamotsu Sugimori, Ichiro Hiromitsu, Katsumi Yoshino, Masahiro Mikuriya, Makoto Handa
Copper(II)–azido complexes constructed from polypyridyl amine ligands; 2013年04月 発表情報; Polyhedron, 59, 17-22 著者; Franz A. Mautner, Masayuki Koikawa, Masahiro Mikuriya, Emily V. Harrelson, Salah S. Massoud
Synthesis and magnetic property of cobalt hydroxide carbonate and cobalt oxide nonowires; 2013年 発表情報; Crystal Engineering Communication, 14, 7374-7381 著者; M. Yada, Y. Inoue, M. Koikawa, T. Torikai, T. Watari
Synthesis and Crystal Structure of Bis{2-[(2-Hydroxymethylphenyl)iminomethyl] phenolato}chromium(III) nitrate monohydrate; 2012年03月 発表情報; X-ray Structure Analysis Online, 28, 33-34 著者; Masayuki Koikawa,Takashi Toyofuku, Masahiro Muto, Yasunori Yamada, and Tadashi Tokii
Synthesis and Crystal Structure of a Dinuclear Manganese(III) Complex of 1-[(2-Hydroxymethylphenyl)iminomethyl]-2-naphthol; 2010年11月 発表情報; X-ray Structure Analysis Online, 26, 11, 71-72 著者; R. Matsunaga, Y. Yamada, M. Koikawa, and T. Tokii
Formation of 1-D ladder- and 2-D sheet-like networks due to stereospecific π-π stacking and hydrogen bonding between enantiomeric sulfur-bridged dinuclear complexes of penicillaminates; 2010年03月 発表情報; Journal of Coordination Chemistry, 63, 5, 742-761 著者; Yasunori Yamada, Miyuki Kono, Yusuke Miyoshi, Toshihiro Nagasaki, Masayuki Koikawa, Tadashi Tokii
Synthesis and Crystal Structure of a Mononuclear Copper(II) Complex of N,N’-Bis-2,3,4-trihydroxybenzylidene-1,2-phenylendiamine; 2008年12月 発表情報; Anal. Scienc.: X-ray Structure Analysis Online, 24, x283-x284 著者; M. Koikawa, Y. Matsuda, and T. Tokii
Synthesis and Structure of Mononuclear Iron(III) Complex of 6-Hydroxy-2-(5-bromo-2- hydroxyphenyl)-5-(5-bromosalicylideneamino)benzoxazole; 2008年01月 発表情報; Anal. Scienc.: X-ray Structure Analysis Online, 24, x47-x48 著者; M. Muto, M. Koikawa, and T. Tokii
Syntheses, structures, and reactivities of novel binuclear ruthenium(II) complexes with bis(μ-phosphinato) bridges; 2007年03月 発表情報; Journal of Coordination Chemistry, 60, 2, 143-151 著者; K. Koga, Y. Yamada, M. Koikawa, and T. Tokii
Stereospecific Dimerization through p-Conjugated Systems of Sulfur-Bridged Dinuclear Cobalt(III)-Platinum(II) Complexes of 1,2-Propane-diamine; 2007年 発表情報; Journal of Coordination Chemistry, 60, 4, 607-617 著者; Y. Yamada, M. Noda, M. Inoue, Y. Miyashita, K. Okamoto, M. Koikawa, T. Tokii
Tripodal Trimanganese(III) Complexes of New Unsymmetrical Pentadentate Ligands Derived from 2-(Salicylideneamino)phenol: Syntheses, Crystal Structures and Properties; 2007年 発表情報; European Journal of Inorganic Chemistry, 23, 3701-3709 著者; Masahiro Muto, Naoya Hatae, Yumiko Tamekuni, Yasunori Yamada, Masayuki Koikawa, and Tadashi Tokii
Effects of counter anions on stereospecific interactions through π-conjugated systems of sulfur-bridged dinuclear cobalt(III)–platinum(II) complexes with optically active penicillaminates: Synthetic, structural, and spectroscopic studies; 2007年 発表情報; Polyhedron, 26, 12, 2749-2760 著者; Y. Yamada, M. Inoue, Y. Miyashita, K. Okamoto, M. Koikawa, and T. Tokii
Syntheses, Structures, and Magnetic Properties of Tetranuclear NiII4 and NiII2MnIII2 Complexes with ONO Tridentate Ligands; 2005年 発表情報; Polyhedron, 6, 157-162 著者; Masayuki Koikawa, Masaaki Ohba, Tadashi Tokii
Crystal Structures and magnetic Properties of Tetranuclear Copper(II) Complexes of N-(2-Hydroxymethylphenyl)salicylideneimine with a Defective Double-Cubane core; 2004年 発表情報; Inorganica Chimica Acta, 357, 2635-2642 著者; Masayuki Koikawa, Hiromi Yamashita, Tadashi Tokii
Novel Dinuclear Copper(II) Complexes with syn-syn and syn-anti Coordination Modes of Bis(μ-phosphinato)-bridges: Structures and Magnetic Properties; 2004年 発表情報; Chemistry letters, 33, 12, 1606-1607 著者; Koichi Koga, Miki Ohtsubo, Yasunori Yamada, Masayuki Koikawa, and Tadashi Tokii
Synthesis, Structure, and Characterization of Dicopper (II) Complex with a New Amidate Ligand; 2003年 発表情報; Inorganic Chemistry Communications, 6, 157-161 著者; Masayuki Koikawa, Hiromi Yamashita, Tadashi Tokii
Syntheses, Magnetic Properties, and Reactivity of Dinuclear Oxovanadium (IV) and Copper (II) Complexes with (-diphenylphosphinato)-bridges; 2003年 発表情報; Inorganic Chemistry Communications, 6, 374-376 著者; Koichi Koga, Makiko Ueno, Masayuki Koikawa, Tadashi Tokii
Dichlorobis [N-(2-oxymethylphenyl)salycylideneiminato] diiron (III); 2003年 発表情報; Acta Crystallographica Section E, E60, m239-m241 著者; Masayuki Koikawa, Kumiko Iwashita, and Tadashi Tokii
Structure and magnetic properties of an oxidovanadium(IV) complex with five dimethylsulfoxide ligands; 2018年07月 発表情報; 43rd International Conference on Coordination Chemistry (ICCC2018) 著者; H. Sakiyama, T. Abiko, K. Yoshida, R. Mitsuhashi, M. Mikuriya, M. Koikawa
Magneto-structural Correlation of an Octahedral High-spin Iron(II) Complex; 2017年09月 発表情報; 錯体化学会第67回討論会, 1Ba-07 著者; Hiroshi Sakiyama, Takaaki Abiko, Masayuki Koikawa
SYNTHESES, STRUCTURES, AND MAGNETIC PROPERTIES OF TETRANUCLEAR COBALT AND NICKEL COMPLEXES WITH ONO-TRIDENTATE LIGANDS; 2016年09月 発表情報; 第15回分子磁性国際会議(ICMM2016), 5P-037 著者; Megumi Yoshitake, Yasumasa Ogata, Momoko Nishihashi, Ko Yoneda, Yasunori Yamada, Hiroshi Sakiyama, and Masayuki Koikawa
Syntheses and Characterization of Trinuclear Macrocyclic Complexes with
Polydentate Chelating Ligands with Two Separate Coordination Sites; 2010年09月 発表情報; JSCC 60th Conference 著者; M. Koikawa, M. Muto, K. Ohdo, Y. Yamada, and T. Tokii
Syntheses and magnetic properties of polynuclear complexes with ONO
tridentate ligands; 2010年09月 発表情報; JSCC 60th Conference 著者; Ryuji Matsunaga, Masayuki Koikawa, Yasunori Yamada, Tadshi Tokii
SYNTHESES, STRUCTURES, AND CHARACTERIZATION OF TETRANUCLEAR MN-NI COMPLEXES HAVING DEFECTIVE DOUBLE-CUBANE CORE STRUCTURES; 2007年07月 発表情報; Asian Conference on Coordination Chemistry 著者; Masahiro Muto, Masayuki Koikawa, and Tadashi Tokii
Syntheses, Structures, and Magnetic Properties of Tetranuclear NiII4 and NiII2MnIII2 Complexes with ONO Tridentate Ligands; 2004年10月 発表情報; The IXth International Conference on Molecule-based Magnets ICMM 2004 (Tsukuba) 著者; Masayuki Koikawaa, Masaaki Ohba, Tadashi Tokii
SYNTHESES, STRUCTURE, AND ELECTROCHEMICAL PROPERTIES OF TRINUCLEAR MANGANESE(III) COMPLEXES WITH NEW POLYDENTATE LIGANDS; 2003年03月 発表情報; International Symposium, Nano-Science of Advanced Metal Complexes (Okazaki) 著者; Masayuki Koikawa, Naoya Hatae, Aya Katsuki, and Tadashi Tokii
Structure and Magnetic Properties of Polynuclear Metal
Complexes with Tetradentate Chain-Ligand; 2011年11月 発表情報; The seminar on the foreign researchers inviting program for international exchange 著者; Takayuki HASUO, Reiichiro YAMASHITA, Yasunori YAMADA,
Masayuki KOIKAWA, Tadashi TOKII
Structures and Characterization of Carboxylato Bridged Dioxovanadium(IV) Complexes; 2011年11月 発表情報; The seminar on the foreign researchers inviting program for international exchange 著者; Ryo Yoshida, Yasunori Yamada, Masayuki Koikawa, Tadashi Tokii
Structures and Magnetic Properties of Cyclic Trinuclear Manganese Complexes; 2013年10月 発表情報; 2013 Symposium on Coordination Compounds as Molecular Magnetic Materials 著者; Masayuki Koikawa
Syntheses and Characterization of Trinuclear Macrocyclic Complexes and Self-Assembling of Molecular Capsule; 2011年10月 発表情報; Research Center for Coordination Molecule-based Devices
'Searching for New Molecular-Magnetic Compounds'
2011 Symposium on Coordination Compounds as Molecular Magnetic Materials 著者; Masayuki Koikawa, Masahiro Muto, Kosuke Morinaga, Yasunori Yamada, Tadashi Tokii