Estimation for dissociation of acid-dissociation constants in humic molecules 2010/02
Radiocarbon of aquatic humic and fulvic acids in the Chikugo River waters 2009/11
伊万里湾及び有明海における海水中のコロイド有機成分の構造特性 2008/11
土壌、堆積物、および溶存腐植物質の水素同位体比 2008/11
Characterizations of Chikugo river fulvic acids about structural property and complexation ability to Fe3+ 2008/09
筑後川水中フルボ酸の構造特性とFe3+錯生成特性 2008/07
Characteristics comparison of fulvic acids extracted from mountain streams in different forest forms. 2008/06
Study of Ionic surfactants Binding to Humic Acid and Fulvic Acid
by Dynamic Light Scattering and Potentiometric Titration 2008/06
針葉樹林及び広葉樹林渓流水からのフルボ酸の特性比較 2007
Original Articles
Transport behavior of dissolved organic matter and iron in river waters from the Bekanbeushi River System in eastern Hokkaido, Japan; 2016/03 ANNOUNCEMENT INFO.; Low Temperture Science, 74, 1, 1-12 AUTHOR; Seiya Nagao, Masashi Kumegawa, Hiroki Kodama, and Motoki Terashima
Exposure assessment of organophosphorus and organobromine flame
retardants via indoor dust from elementary schools and domestic houses; 2014/11 ANNOUNCEMENT INFO.; Chemosphere, 123, 17–25 AUTHOR; Shigekazu Mizouchi a, Masayoshi Ichiba b, Hidetaka Takigami c, Natsuko Kajiwara c, Toshiyuki Takamuku a,
Toru Miyajima a, Hiroki Kodama d, Takashi Someya e, Daisuke Ueno e,⇑
小学校室内環境における未規制VOCs濃度の現状把握; 2014/11 ANNOUNCEMENT INFO.; Indoor Environment, 7, 2, 69-79 AUTHOR; S. mizouch, M. Ichiba, T. Miyajima, H. Kodama, T. Takamuku, T. Someya, D. Ueno.
Sources of hydroxyl radical in headwater streams from nitrogen-saturated forest; 2014/02 ANNOUNCEMENT INFO.; Chemosphere accepted AUTHOR; Masaaki Chiwa a,*, Naoko Higashi a, Kyoichi Otsuki a, Hiroki Kodama b,
7 Tohru Miyajima b, Kazuhiko Takeda c, Hiroshi Sakugawa c
Spatial distribution of hexabromocyclododecanes (HBCDs), polybrominated
diphenyl ethers (PBDEs) and organochlorines in bivalves from Japanese coastal
waters; 2014/02 ANNOUNCEMENT INFO.; Chemosphere, 78, 1213–1219 AUTHOR; D. Ueno a,*, T. Isobe b, K. Ramu b,1, S. Tanabe b, M. Alaee c, C. Marvin c, K. Inoue a, T. Someya a, T. Miyajima d,
H. Kodama e, H. Nakata
Groundwater dating using radiocarbon in fulvic acid in groundwater
containing fluorescein; 2013/04 ANNOUNCEMENT INFO.; Journal of Hydorology, 489, 189-200 AUTHOR; Kotaro Nakata a,⇑, Hiroki Kodama b, Takuma Hasegawa a, Katsuhiro Hama c, Teruki Iwatsuki c,
Tohru Miyajima d
Chemical properties of aquatic fulvic acids isolated from Lake Biwa, a clear water sytem in Japan.; 2009/10 ANNOUNCEMENT INFO.; Humic Substancwa Research, 5/6, 1, 45-53 AUTHOR; Nobuhide Fujitake, Hiroki Kodama, Seiya Nagao, Kumiko Tsuda, and Koya Yonebayashi.
General Lectures
Iron(II) binding equilibrium to organic acid extracted from river sediment by using titration 3D-fluorescence analysis; 2021/11 ANNOUNCEMENT INFO.; AUTHOR; Kodama H.1, Yoshida R.2, Miyake I.2, Torigoe Y2., 1Analytical Research Center for Experimental Science, Saga University, 2 Faculty of Science and Engineering, Saga University .
On the rice growth-promoting effect of dam sediment; 2016/09 ANNOUNCEMENT INFO.; 18th IHSS conference (in Kanazawa) AUTHOR; Jyun MIYAMOTO, Keisuke DZUSH, Hiroki KODAMA and Tohru MIYAJIMA
Growth-promoting effect of rice in the dam bottom mud and Fe addition of materials; 2015/11 ANNOUNCEMENT INFO.; AUTHOR; Miyamoto J., Zushi K.,
Kodama H., Touru M.,
Tetramethylammonium ion を分光プローブとして用いた
1H DOSY法による高分子酸の配位環境の評価; 2014/11 ANNOUNCEMENT INFO.; AUTHOR;
Characterization of tetramethylammonium ion binding to fulvic acid molecules by the use of 1H DOSY method.; 2014/09 ANNOUNCEMENT INFO.; 17th IHSS conference (in greece) AUTHOR; Hiroki KODAMA, Tohru MIYAJIMA, Kotaro NAKATA
Radiocarbon of aquatic humic and fulvic acids in the Chikugo River waters; 2009/11 ANNOUNCEMENT INFO.; 4th Asia-Pacific Symposium on Radiochemistry '09 AUTHOR; S. Nagao1, H. Kodama2, T. Miyajima3, T. Tanaka4
Characterizations of Chikugo river fulvic acids about structural property and complexation ability to Fe3+; 2008/09 ANNOUNCEMENT INFO.; International humic substances society AUTHOR; Hiroki Kodama*, Nobuko Fukazawa, Daigo Ito, Tohru Miyajima
Characteristics comparison of fulvic acids extracted from mountain streams in different forest forms.; 2008/06 ANNOUNCEMENT INFO.; 5th International conference Interface Against Pollution 2008 (June 1-4 Kyoto, Japan) AUTHOR; Hiroki Kodama1*, Daigo Itoh2, Naoko Higashi3, Masaaki Chiwa3, Kyoich Otsuki3, Tohru Miyajima2.
Study of Ionic surfactants Binding to Humic Acid and Fulvic Acid
by Dynamic Light Scattering and Potentiometric Titration; 2008/06 ANNOUNCEMENT INFO.; 5th International Conference
Interfaces Against Pollution 2008 AUTHOR; M. M. Yee, T. Miyajima, H. Kodama, and N. Takisawa*
Estimation for dissociation of acid-dissociation constants in humic molecules; 2010/02 ANNOUNCEMENT INFO.; Flocculation and interfacial dynamics of clay colloid as a
reactive carrier in soil and groundwater system AUTHOR; Hiroki Kodama
Radiocarbon of aquatic humic and fulvic acids in the Chikugo River waters; 2009/11 ANNOUNCEMENT INFO.; The fourth international conference in the series of Asia-Pacific Symposium on Radiochemistry (APSORC-09) AUTHOR; S. Nagao, H. Kodama, T. Miyajima, T. Tanaka