新潟大学   教育学部   助手

1996年4月 - 1997年3月

Configurationally Nonselective Aquation of a Mononuclear Ru(II) Chloro Complex to Aquo Complex Isomers with Distinctive Aspects in Photoisomerization, Redox, and Catalytic Water Oxidation

Yuta Tsubonouchi, Keisuke Inaba, Norihisa Hoshino, Masanari Hirahara, Debraj Chandra, Zaki N. Zahran, Masayuki Yagi

Inorganic Chemistry   2023年10月

Mechanistic insight into efficient electrocatalysis for hydrogen evolution by a platinum film prepared on an FTO electrode using a mixed metal-imidazole casting method

Zaki N. Zahran, Eman A. Mohamed, Tomohiro Katsuki, Yuta Tsubonouchi, Debraj Chandra, Norihisa Hoshino, Masayuki Yagi

International Journal of Hydrogen Energy   2023年8月

Temperature-Controlled Transformation of WO₃ Nanowires into Active Facets-Exposed Hexagonal Prisms toward Efficient Visible-Light-Driven Water Oxidation

Debraj Chandra, Tomohiro Katsuki, Yuki Tanahashi, Takanari Togashi, Yuta Tsubonouchi, Norihisa Hoshino, Zaki N. Zahran, Masayuki Yagi

ACS Applied Materials & Interfaces   15 ( 17 )   20885 - 20896   2023年4月

p–n junction formation between CoPi and α-Fe₂O₃ layers enhanced photo-charge separation and catalytic efficiencies for efficient visible-light-driven water oxidation

Tomohiro Katsuki, Zaki N. Zahran, Yuta Tsubonouchi, Debraj Chandra, Norihisa Hoshino, Masayuki Yagi

Sustainable Energy & Fuels   7 ( 12 )   2910 - 2922   2023年

Distinctive Aspects in Aquation, Proton-Coupled Redox, and Photoisomerization Reactions between Geometric Isomers of Mononuclear Ruthenium Complexes with a Large-π-Conjugated Tetradentate Ligand

Yuta Tsubonouchi, Takeumi Watanabe, Kazuha Yoshida, Shunsuke Watabe, Keisuke Inaba, Masanari Hirahara, Tsubasa Hatanaka, Yasuhiro Funahashi, Debraj Chandra, Norihisa Hoshino, Zaki N. Zahran, Masayuki Yagi

Inorganic Chemistry   61 ( 35 )   13956 - 13967   2022年8月

Perfect Matching Factor between a Customized Double-Junction GaAs Photovoltaic Device and an Electrolyzer for Efficient Solar Water Splitting

Zaki N. Zahran, Yugo Miseki, Eman A. Mohamed, Yuta Tsubonouchi, Kikuo Makita, Takeyoshi Sugaya, Kazuhiro Sayama, Masayuki Yagi

ACS Applied Energy Materials   5 ( 7 )   8241 - 8253   2022年7月

Highly Efficient and Durable Electrocatalysis by a Molecular Catalyst with Long Alkoxyl Chains Immobilized on a Carbon Electrode for Water Oxidation

Yuta Tsubonouchi, Taichi Hayasaka, Yuki Wakai, Eman. A. Mohamed, Zaki N. Zahran, Masayuki Yagi

ACS Applied Materials & Interfaces   14 ( 13 )   15154 - 15164   2022年3月

Bipyridine-based polybenzimidazole as a nitrogen-rich ionomer and a platinum nanoparticle support for enhanced fuel cell performance

Mohamed R. Berber, Asma M. Alenad, Numa A. Althubiti, Ziyad A. Alrowaili, Zaki N. Zahran, Masayuki Yagi

Fuel   312   122954 - 122954   2022年3月

Nickel Sulfate as an Influential Precursor of Amorphous High-Valent Ni(III) Oxides for Efficient Water Oxidation in Preparation via a Mixed Metal-Imidazole Casting Method

Zaki N. Zahran, Eman A. Mohamed, Tomohiro Katsuki, Yuta Tsubonouchi, Masayuki Yagi

ACS Applied Energy Materials   5 ( 2 )   1894 - 1904   2022年1月

Characterization of electrocatalytic proton reduction and surface adsorption of platinum nanoparticles supported by a polymeric stabilizer on an ITO electrode

Yuta Tsubonouchi, Masashi Kajita, Taichi Hayasaka, Hamada S. Mandour, Mohamed R. Berber, Zaki N. Zahran, Masayuki Yagi

Sustainable Energy & Fuels   6 ( 3 )   815 - 821   2022年

A highly efficient and stable platinum film deposited <i>via</i> a mixed metal-imidazole casting method as a benchmark cathode for electrocatalytic hydrogen evolution

Zaki N. Zahran, Eman A. Mohamed, Tomohiro Katsuki, Yuta Tsubonouchi, Debraj Chandra, Norihisa Hoshino, Masayuki Yagi

Sustainable Energy &amp; Fuels   6 ( 18 )   4265 - 4274   2022年

Mechanism of H+ dissociation–induced O–O bond formation via intramolecular coupling of vicinal hydroxo ligands on low-valent Ru(III) centers

Yuki Tanahashi, Kosuke Takahashi, Yuta Tsubonouchi, Shunsuke Nozawa, Shin-ichi Adachi, Masanari Hirahara, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Proceedings of the National Academy of Sciences   118 ( 52 )   e2113910118 - e2113910118   2021年12月

Mechanisms of Photoisomerization and Water Oxidation Catalysis of Ruthenium(II) Aquo Complexes 査読

Yuta Tsubonouchi, Eman A. Mohamed, Zaki N. Zahran, Masayuki Yagi

Ruthenium - an Element Loved by Researchers [Working Title]   2021年9月

Facile Fabrication of a Highly Crystalline and Well-Interconnected Hematite Nanoparticle Photoanode for Efficient Visible-Light-Driven Water Oxidation 査読

Tomohiro Katsuki, Zaki N. Zahran, Kou Tanaka, Tatsuya Eo, Eman A. Mohamed, Yuta Tsubonouchi, Mohamed R. Berber, Masayuki Yagi

ACS Applied Materials & Interfaces   13 ( 33 )   39282 - 39290   2021年8月

Highly Efficient Electrocatalytic Water Oxidation by a Transparent Ordered Mesoporous Film of Intermediate IrOx(OH)y 査読

Debraj Chandra, Tomohiro Katsuki, Takeshi Masaki, Naoto Abe, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS Applied Energy Materials   4 ( 5 )   4355 - 4364   2021年5月

Highly selective electrocatalysis for carbon dioxide reduction to formic acid by a Co(II) complex with an equatorial N4 ligand 査読

Yuta Tsubonouchi, Daiki Takahashi, Mohamed R. Berber, Eman A. Mohamed, Zaki N. Zahran, Asma M. Alenad, Numa A. Althubiti, Masayuki Yagi

Electrochimica Acta   138545 - 138545   2021年5月

Handy Protocol of Nitrogen-Doped BiVO4 Photoanode for Visible Light-Driven Water Oxidation 査読

Tatsuya Eo, Tomohiro Katsuki, Mohamed R. Berber, Zaki N. Zahran, Eman A. Mohamed, Yuta Tsubonouchi, Asma M. Alenad, Numa A. Althubiti, Masayuki Yagi

ACS Applied Energy Materials   4 ( 4 )   2983 - 2989   2021年4月

Concisely Synthesized FeNiWOx Film as a Highly Efficient and Robust Catalyst for Electrochemical Water Oxidation 査読

Zaki N. Zahran, Eman A. Mohamed, Yuta Tsubonouchi, Manabu Ishizaki, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS Applied Energy Materials   4 ( 2 )   1410 - 1420   2021年2月

Electrocatalytic water splitting with unprecedentedly low overpotentials by nickel sulfide nanowires stuffed into carbon nitride scabbards 査読

Zaki Zahran, Eman Mohamed, Yuta Tsubonouchi, Manabu Ishizaki, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Energy & Environmental Science   14 ( 10 )   5358 - 5365   2021年

Mechanism of proton dissociation-induced O-O bond formation via intramolecular coupling of vicinal hydroxoes on ruthenium(III) centers 査読

Y. Tanahashi, K. Takahashi, Y. Tsubonouchi, M. Hirahara, E. A. Mohamed, Z. N. Zahran, K. Saito, T. Yui, M. Yagi

Proc. Natl. Acad. Sci. U. S. A   2021年

High Potential-Applied Catalyst Behavior of a Mononuclear Ruthenium(II) Complex on a Mesoporous ITO Electrode for Water Oxidation 査読

Yuta Tsubonouchi, Yuki Tanahashi, Tatsuya Eo, Junichiro Honta, Taisei Sato, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Journal of The Electrochemical Society   167 ( 16 )   166515 - 166515   2020年12月

Efficient Electrocatalytic Water Oxidation by a Dinuclear Ruthenium(II) Complex with Vicinal Aquo and Hydroxo Groups Adsorbed on a TiO2 Electrode 査読

Yuki Tanahashi, Sho Nagai, Yuta Tsubonouchi, Masanari Hirahara, Taisei Sato, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS Applied Energy Materials   3 ( 12 )   12172 - 12184   2020年12月

FeNi-Layered Double-Hydroxide Nanoflakes with Potential for Intrinsically High Water-Oxidation Catalytic Activity 査読

Manabu Ishizaki, Hiroya Tanno, Hikaru Sutoh, Tomohiro Katsuki, Taichi Hayasaka, Masayuki Yagi, Yuta Tsubonouchi, Kazuki Tajima, Tohru Kawamoto, Yusuke Sakuda, Masato Kurihara

ACS Applied Energy Materials   3 ( 9 )   9040 - 9050   2020年9月

Molecular aspects, electrochemical properties and water oxidation catalysis on a nanoporous TiO<inf>2</inf> electrode anchoring a mononuclear ruthenium(II) aquo complex 査読

Yuta Tsubonouchi, Tatsuya Eo, Junichiro Honta, Taisei Sato, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Journal of Photochemistry and Photobiology A: Chemistry   400   2020年9月

Highly Efficient and Selective Electrocatalytic CO2-to-CO Conversion by a Non-heme Iron Complex with an In-Plane N-4 Ligand in Heterogeneous Aqueous Media 査読

Eman A. Mohamed, Zaki N. Zahran, Yuta Tsubonouchi, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS APPLIED ENERGY MATERIALS   3 ( 5 )   4114 - 4120   2020年5月

Multi-potential-step chronocoulospectrometry for electrocatalytic water oxidation by a mononuclear ruthenium aquo complex immobilized on a mesoporous ITO electrode. 査読 国際誌

Yuta Tsubonouchi, Junichiro Honta, Taisei Sato, Eman A Mohamed, Zaki N Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Dalton transactions (Cambridge, England : 2003)   49 ( 5 )   1416 - 1423   2020年2月

A multi-stimuli responsive ruthenium complex for catalytic water oxidation

Masanari Hirahara, Hiroki Goto, Masayuki Yagi, Yasushi Umemura

Chemical Communications   56 ( 84 )   12825 - 12828   2020年

Characterization and Mechanism of Efficient Visible-Light-Driven Water Oxidation on an in Situ N-2-Intercalated WO3 Nanorod Photoanode 査読

Debraj Chandra, Dong Li, Tetsuya Sato, Yuki Tanahashi, Takanari Togashi, Manabu Ishizaki, Masato Kurihara, Eman A. Mohamed, Yuta Tsubonouchi, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS SUSTAINABLE CHEMISTRY & ENGINEERING   7 ( 21 )   17896 - 17906   2019年11月

Critical Hammett Electron-Donating Ability of Substituent Groups for Efficient Water Oxidation Catalysis by Mononuclear Ruthenium Aquo Complexes 査読

Watabe Shunsuke, Tanahashi Yuki, Hirahara Masanari, Yamazaki Hirosato, Takahashi Kosuke, Mohamed Eman A, Tsubonouchi Yuta, Zahran Zaki N, Saito Kenji, Yu Tatsuto, Yagi Masayuki

INORGANIC CHEMISTRY   58 ( 19 )   12716 - 12723   2019年10月

Recent Advances in the Development of Molecular Catalyst‐Based Anodes for Water Oxidation toward Artificial Photosynthesis 査読

ザハラン ザキナビハアハメド

ChemSusChem   12 ( 9 )   1775 - 1793   2019年5月

Recent advances in the development of molecular catalyst-based anodes for water oxidation toward artificial photosynthesis 査読

Z. N. Zahran, Y. Tsubonouchi, E. A. Mohamed, M. Yagi

ChemSusChem   12 ( 9 )   1775 - 1793   2019年

Critical Hammett electron-donating ability of substituent groups for efficient water oxidation catalysis by mononuclear ruthenium aquo complexes

S. Watabe, Y. Tanahashi, M. Hirahara, H. Yamazaki, K. Takahashi, E. A. Mohamed, Y. Tsubonouchi, Z. N. Zahran, K. Saito, T. Yui, M. Yagi

Inorg. Chem.   58   12716 - 12723   2019年

Facile and sustainable fabrication of transparent mesoporous IrOx films formed by nanoparticles assembly for efficient electrocatalytic water oxidation 査読

D. Chandra, T. Sato, N. Abe, K. Saito, T. Yui, M. Yagi

Sustainable Energy Fuels   in press   2019年

Photoisomerization and thermal isomerization of ruthenium aqua complexes with chloro-substituted asymmetric bidentate ligands

M. Hirahara, H. Goto, R. Yamamoto, M. Yagi, Y. Umemura

RSC Adv.   9 ( 12 )   16838 - 16846   2019年

Facile fabrication and nanostructure control of mesoporous iridium oxide films for efficient electrocatalytic water oxidation 査読

D. Chandra, T. Sato, Y. Tanahashi, R. Takeuchi, M. Yagi

Energy.   173   278 - 289   2019年

Facile and sustainable fabrication of transparent mesoporous IrO_x films formed by nanoparticle assembly for efficient electrocatalytic water oxidation

Debraj Chandra, Tsubasa Sato, Naoto Abe, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Sustainable Energy &amp; Fuels   3 ( 12 )   3489 - 3497   2019年

An efficient catalyst film fabricated by electrophoretic deposition of cobalt hydroxide for electrochemical water oxidation 査読

Ryouchi Takeuchi, Tetsuya Sato, Takeshi Masaki, Kaoru Aiso, Debraj Chandra, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Journal of Photochemistry and Photobiology A: Chemistry   358   395 - 401   2018年5月

Visible Light-Driven Water Oxidation on an In Situ N2-Intercalated WO3 Nanorod Photoanode Synthesized by a Dual-Functional Structure-Directing Agent 査読

Dong Li, Ryouchi Takeuchi, Debraj Chandra, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ChemSusChem   11 ( 7 )   1151 - 1156   2018年4月

Cover Feature: Visible Light-Driven Water Oxidation on an In Situ N₂ -Intercalated WO₃ Nanorod Photoanode Synthesized by a Dual-Functional Structure-Directing Agent (ChemSusChem 7/2018)

Dong Li, Ryouchi Takeuchi, Debraj Chandra, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ChemSusChem   11 ( 7 )   1134 - 1134   2018年3月

Facile templateless fabrication of a cobalt oxyhydroxide nanosheet film with nanoscale porosity as an efficient electrocatalyst for water oxidation 査読

Chandra Debraj, Tanaka Kou, Takeuchi Ryouchi, Abe Naoto, Togashi Takanari, Kurihara Masato, Saito Kenji, Yui Tatsuto, Yagi Masayuki

CHEMPHOTOCHEM   2 ( 3 )   332 - 339   2018年3月

Preparation of stable silver nanoparticles having wide red-to-near-infrared extinction 査読

Kawamura Shiori, Matsubara Kazuki, Sakai Sotaro, Sasaki Kazuhisa, Saito Masataro, Saito Kenji, Yagi Masayuki, Norimatsu Wataru, Sasai Ryo, Kusunoki Michiko, Eguchi Miharu, Yin Shu, Asakura Yusuke, Yui Tatsuto

GLOBAL CHALLENGES   2 ( 3 )   2018年3月

Tunable mesoporous structure of crystalline WO3 photoanode towards efficient visible-light-driven water oxidation 査読

D. Chandra, K. Saito, T. Yui, M. Yagi

ACS Sustainable Chem. Eng.   6 ( 12 )   16838 - 16846   2018年

Superior Inorganic Ion Cofactors of Tetraborate Species Attaining Highly Efficient Heterogeneous Electrocatalysis for Water Oxidation on Cobalt Oxyhydroxide Nanoparticles 査読

Ryouchi Takeuchi, Tetsuya Sato, Kou Tanaka, Kaoru Aiso, Debraj Chandra, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS APPLIED MATERIALS & INTERFACES   9 ( 42 )   36955 - 36961   2017年10月

Mechanistic insight into reversible core structural changes of dinuclear μ-hydroxoruthenium(II) complexes with a 2,8-di(2-pyridyl)-1,9,10-anthyridine backbone prior to water oxidation catalysis 査読

Hirahara Masanari, Nagai Sho, Takahashi Kosuke, Watabe Shunsuke, Sato Taisei, Saito Kenji, Yui Tatsuto, Umemura Yasushi, Yagi Masayuki

INORGANIC CHEMISTRY   56 ( 17 )   10235 - 10246   2017年9月

Morphology Control of Energy-Gap-Engineered Nb2O5 Nanowires and the Regioselective Growth of CdS for Efficient Carrier Transfer Across an Oxide-Sulphide Nanointerface 査読

Tomoki Shinohara, Miyu Yamada, Yuki Sato, Shohei Okuyama, Tatsuto Yui, Masayuki Yagi, Kenji Saito

SCIENTIFIC REPORTS   7   4913   2017年7月

Polymer surfactant-assisted tunable nanostructures of amorphous IrOx thin films for efficient electrocatalytic water oxidation 査読

Debraj Chandra, Tsubasa Sato, Ryouchi Takeuchi, Dong Li, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

CATALYSIS TODAY   290   51 - 58   2017年7月

Molecular catalysts for artificial photosynthesis: general discussion 査読

Mei Wang, Vincent Artero, Leif Hammarstrom, Jose Martinez, Joshua Karlsson, Devens Gust, Peter Summers, Charles Machan, Peter Brueggeller, Christopher D. Windle, Yosuke Kageshima, Richard Cogdell, Kristine Rodulfo Tolod, Alexander Kibler, Dogukan Hazar Apaydin, Etsuko Fujita, Johannes Ehrmaier, Seigo Shima, Elizabeth Gibson, Ferdi Karadas, Anthony Harriman, Haruo Inoue, Akihiko Kudo, Tomoaki Takayama, Michael Wasielewski, Flavia Cassiola, Masayuki Yagi, Hitoshi Ishida, Federico Franco, Sang Ook Kang, Daniel Nocera, Can Li, Fabio Di Fonzo, Hyunwoong Park, Licheng Sun, Tohru Setoyama, Young Soo Kang, Osamu Ishitani, Jian-Ren Shen, Ho-Jin Son, Shigeyuki Masaoka

FARADAY DISCUSSIONS   198   353 - 395   2017年6月

Dual-Functional Surfactant-Templated Strategy for Synthesis of an In Situ N-2-Intercalated Mesoporous WO3 Photoanode for Efficient Visible-Light-Driven Water Oxidation 査読

Dong Li, Debraj Chandra, Ryouchi Takeuchi, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

CHEMISTRY-A EUROPEAN JOURNAL   23 ( 27 )   6596 - 6604   2017年5月

Light Energy Accumulation from Pyrene Derivative to Tris(bipyridine)ruthenium on Clay Surface 査読

Daiki Morimoto, Haruya Yoshida, Keita Sato, Kenji Saito, Masayuki Yagi, Shinsuke Takagi, Tatsuto Yui

LANGMUIR   33 ( 15 )   3680 - 3684   2017年4月

Photoisomerization of ruthenium(II) aquo complexes: mechanistic insights and application development 査読

Masanari Hirahara, Masayuki Yagi

DALTON TRANSACTIONS   46 ( 12 )   3787 - 3799   2017年3月

Color tuning of cationic pyrene derivatives on a clay nanosheet: Retardation of gradual redshift on clay 査読

Daiki Morimoto, Keita Sato, Kenji Saito, Masayuki Yagi, Shinsuke Takagi, Tatsuto Yui

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY   337   112 - 117   2017年3月

Carbonate Ions Induce Highly Efficient Electrocatalytic Water Oxidation by Cobalt Oxyhydroxide Nanoparticles 査読

Kaoru Aiso, Ryouchi Takeuchi, Takeshi Masaki, Debraj Chandra, Kenji Saito, Tatsuto Yui, Masayuki Yagi

CHEMSUSCHEM   10 ( 4 )   687 - 692   2017年2月

In Situ Synthesis of Gold Nanoparticles without Aggregation in the Interlayer Space of Layered Titanate Transparent Films 査読

Kazuhisa Sasaki, Kazuki Matsubara, Shiori Kawamura, Kenji Saito, Masayuki Yagi, Tatsuto Yui

JOVE-JOURNAL OF VISUALIZED EXPERIMENTS   ( 119 )   2017年1月

Characterization of Interfacial Charge-Transfer Photoexcitation of Polychromium-Oxo-Electrodeposited TiO2 as an Earth-Abundant Photoanode for Water Oxidation Driven by Visible Light 査読

Debraj Chandra, Ryougen Tsuriya, Tsubasa Sato, Daisuke Takama, Naoto Abe, Masashi Kajita, Dong Li, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

CHEMPLUSCHEM   81 ( 10 )   1116 - 1122   2016年10月

Highly Efficient Electrocatalysis and Mechanistic Investigation of Intermediate IrOx(OH)(y) Nanoparticle Films for Water Oxidation 査読

Debraj Chandra, Daisuke Takama, Takeshi Masaki, Tsubasa Sato, Naoto Abe, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS CATALYSIS   6 ( 6 )   3946 - 3954   2016年6月

Visible-Light-Induced Morphological Changes of Giant Vesicles by Photoisomerization of a Ruthenium Aqua Complex 査読

Masanari Hirahara, Akira Tsukamoto, Hiroki Goto, Shigeru Tada, Masayuki Yagi, Yasushi Umemura

CHEMISTRY-A EUROPEAN JOURNAL   22 ( 8 )   2590 - 2594   2016年2月

Photoelectric properties of C-60-poly(ethylene glycol) and poly(3,4-ethylenedioxythiophene) composite gel prepared via a low-temperature organic-solvent process 査読

Zhang Huiqiu, Masaru Ichinose, Hideaki Takahashi, Shingo Tamesue, Tetsu Mitsumata, Masayuki Yagi, Norio Tsubokawa, Takeshi Yamauchi

POLYMER JOURNAL   48 ( 2 )   163 - 168   2016年2月

Synthesis of copper nanoparticles within the interlayer space of titania nanosheet transparent films 査読

Kazuhisa Sasaki, Kazuki Matsubara, Shiori Kawamura, Kenji Saito, Masayuki Yagi, Wataru Norimatsu, Ryo Sasai, Tatsuto Yui

JOURNAL OF MATERIALS CHEMISTRY C   4 ( 7 )   1476 - 1481   2016年

In-situ synthesis of gold nanoparticles without cohesion in the interlayer space of layered titanate transparent films 査読

K. Sasaki, K. Matsubara, S. Kawamura, K. Saito, M. Yagi, T. Yui

J. Vis. Exp.   e55169   1 - 10   2016年

Spectroelectrochemical investigation of electrocatalytic water oxidation by a mononuclear ruthenium complex in a homogeneous solution 査読

Junichiro Honta, Syouhei Tajima, Taisei Sato, Kenji Saito, Tatsuto Yui, Masayuki Yagi

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY   313   126 - 130   2015年12月

Emission amplification of Ru(bpy)(3)(2+) via energy transfer from pyrene derivatives on synthesized clay 査読

Keita Sato, Satomi Hagiwara, Daiki Morimoto, Kenji Saito, Masayuki Yagi, Shinsuke Takagi, Tatsuto Yui

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY   313   9 - 14   2015年12月

Characterization of the excited states of distal- and proximal-[Ru(tpy)(pynp)OH2](2+) in aqueous solution using time-resolved infrared spectroscopy 査読

Sei'ichi Tanaka, Kosuke Takahashi, Masanari Hirahara, Masayuki Yagi, Ken Onda

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY   313   87 - 98   2015年12月

Influence of chloro substituent on photoisomerization, redox reactions and water oxidation catalysis of mononuclear ruthenium complexes 査読

Kosuke Takahashi, Xiaohong Zhang, Masanari Hirahara, Taisei Sato, Kenji Saito, Tatsuto Yui, Masayuki Yagi

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY   313   117 - 125   2015年12月

Distribution of manganese species in an oxidative dimerization reaction of a bis-terpyridine mononuclear manganese (II) complex and their heterogeneous water oxidation activities 査読

Kosuke Takahashi, Taisei Sato, Hirosato Yamazaki, Masayuki Yagi

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY B-BIOLOGY   152   119 - 126   2015年11月

Intercrystal Self-Assembly for the Design of High-Quality Nickel Molybdate Nanocrystals 査読

Kenji Saito, Shotaro Kazama, Yuki Sato, Tatsuto Yui, Masayuki Yagi

INORGANIC CHEMISTRY   54 ( 18 )   8869 - 8871   2015年9月

New Series of Dinuclear Ruthenium(II) Complexes Synthesized Using Photoisomerization for Efficient Water Oxidation Catalysis 査読

Masanari Hirahara, Sho Nagai, Kosuke Takahashi, Kenji Saito, Tatsuto Yui, Masayuki Yagi

INORGANIC CHEMISTRY   54 ( 15 )   7627 - 7635   2015年8月

Mechanisms and Factors Controlling Photoisomerization Equilibria, Ligand Exchange, and Water Oxidation Catalysis Capabilities of Mononuclear Ruthenium(II) Complexes 査読

Masanari Hirahara, Tomoya Hakamata, Aaron B. League, Mehmed Z. Ertem, Kosuke Takahashi, Sho Nagai, Keisuke Inaba, Hirosato Yamazaki, Kenji Saito, Tatsuto Yui, Christopher J. Cramer, Masayuki Yagi

EUROPEAN JOURNAL OF INORGANIC CHEMISTRY   2015 ( 23 )   3892 - 3903   2015年8月

Sustainable Synthesis of Niobia Thin Films with Open Mesopore Channels 査読

Kenji Saito, Yuki Sato, Shohei Okuyama, Kazuki Matsubara, Tatsuto Yui, Masayuki Yagi

INORGANIC CHEMISTRY   54 ( 5 )   2171 - 2175   2015年3月

Open Pore Architecture of an Ordered Mesoporous IrO2 Thin Film for Highly Efficient Electrocatalytic Water Oxidation 査読

Debraj Chandra, Naoto Abe, Daisuke Takama, Kenji Saito, Tatsuto Yui, Masayuki Yagi

CHEMSUSCHEM   8 ( 5 )   795 - 799   2015年3月

Remarkable Stimulation of Emission Quenching on a Clay Surface 査読

Keita Sato, Kazuki Matsubara, Satomi Hagiwara, Kenji Saito, Masayuki Yagi, Shinsuke Takagi, Tatsuto Yui

LANGMUIR   31 ( 1 )   27 - 31   2015年1月

Facile and simple fabrication of an efficient nanoporous WO3 photoanode for visible-light-driven water splitting 査読

Xiaohong Zhang, Debraj Chandra, Masashi Kajita, Hidehito Takahashi, Li Dong, Akinori Shoji, Kenji Saito, Tatsuto Yui, Masayuki Yagi

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY   39 ( 35 )   20736 - 20743   2014年12月

Influencing factors on heterogeneous water oxidation catalysis by di-mu-oxo dimanganese complex on mica as a synthetic model of photosystem II 査読

Akinori Shoji, Masanari Hirahara, Hirosato Yamazaki, Masayuki Yagi

RESEARCH ON CHEMICAL INTERMEDIATES   40 ( 9 )   3199 - 3208   2014年11月

Unique and facile solvothermal synthesis of mesoporous WO3 using a solid precursor and a surfactant template as a photoanode for visible-light-driven water oxidation 査読

Dong Li, Debraj Chandra, Kenji Saito, Tatsuto Yui, Masayuki Yagi

NANOSCALE RESEARCH LETTERS   9 ( 542 )   1 - 8   2014年10月

Radiation therapy for carcinoma of the uterine cervix: comparison of two brachytherapy schedules 査読

Masashi Chatani, Kazuki Tsuboi, Masayuki Yagi, Kanta Fujiwara, Rika Tachimoto

JOURNAL OF RADIATION RESEARCH   55 ( 4 )   748 - 753   2014年7月

Artificial Manganese Center Models for Photosynthetic Oxygen Evolution in Photosystem II 査読

Masanari Hirahara, Akinori Shoji, Masayuki Yagi

EUROPEAN JOURNAL OF INORGANIC CHEMISTRY   ( 4 )   595 - 606   2014年2月

Visible-light-driven water oxidation at a polychromium-oxo-electrodeposited TiO2 electrode as a new type of earth-abundant photoanode 査読

Masashi Kajita, Kenji Saito, Naoto Abe, Akinori Shoji, Kazuki Matsubara, Tatsuto Yui, Masayuki Yagi

CHEMICAL COMMUNICATIONS   50 ( 10 )   1241 - 1243   2014年

Crystallization of Tungsten Trioxide Having Small Mesopores: Highly Efficient Photoanode for Visible-Light-Driven Water Oxidation 査読

Debraj Chandra, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION   52 ( 48 )   12606 - 12609   2013年11月

Monoclinic Ag2Mo2O7 Nanowire: A New Ag-Mo-O Nanophotocatalyst Material 査読

Kenji Saito, Shotaro Kazama, Kazuki Matsubara, Tatsuto Yui, Masayuki Yagi

INORGANIC CHEMISTRY   52 ( 15 )   8297 - 8299   2013年8月

Arrangement effect of the di-μ-oxo dimanganese catalyst and Ru(bpy) 32+ photoexcitation centers adsorbed on mica for visible-light-derived water oxidation 査読

Masanari Hirahara, Hirosato Yamazaki, Satoshi Yamada, Kazuki Matsubara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Catalysis Science and Technology   3 ( 7 )   1776 - 1781   2013年7月

Mechanisms of photoisomerization and water-oxidation catalysis of mononuclear ruthenium(II) monoaquo complexes 査読

Masanari Hirahara, Mehmed Z. Ertem, Manabu Komi, Hirosato Yamazaki, Christopher J. Cramer, Masayuki Yagi

Inorganic Chemistry   52 ( 11 )   6354 - 6364   2013年6月

Synthesis, characterization and heterogeneous catalysis for water oxidation of a di-manganese complex with 4′-(4-pyridyl)-2,2′:6′, 2″-terpyridine 査読

Hirosato Yamazaki, Tatsuya Ueno, Kaoru Aiso, Masanari Hirahara, Takeshi Aoki, Toshi Nagata, Satoshi Igarashi, Masayuki Yagi

Polyhedron   52   455 - 460   2013年3月

1SAA-07 人工光合成の構築に向けた水の酸化触媒の開発(1SAA 新学術領域「人工光合成による太陽光エネルギーの物質変換 : 実用化に向けての異分野融合」共催,光駆動水分解の分子機構 : 光化学系IIと人工光合成,シンポジウム,日本生物物理学会第51回年会(2013年度))

八木 政行

生物物理   53 ( 1 )   S83   2013年

Substituent effects on core structures and heterogeneous catalytic activities of Mn-III(μ-O)(2)Mn-IV dimers with 2,2 ':6 ',2 ''-terpyridine derivative ligands for water oxidation 査読

Yamazaki Hirosato, Igarashi Satoshi, Nagata Toshi, Yagi Masayuki

INORGANIC CHEMISTRY   51 ( 3 )   1530 - 1539   2012年2月

High dose rate brachytherapy using molds after chemoradiotherapy for oral cavity cancer 査読

Masashi Chatani, Kazuki Tsuboi, Masayuki Yagi, Kanta Fujiwara, Rika Tachimoto, Hideo Yoshioka

JAPANESE JOURNAL OF RADIOLOGY   30 ( 1 )   40 - 44   2012年1月

Stoichiometric Photoisomerization of Mononuclear Ruthenium(II) Monoaquo Complexes Controlling Redox Properties and Water Oxidation Catalysis 査読

Hirosato Yamazaki, Tomoya Hakamata, Manabu Komi, Masayuki Yagi

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY   133 ( 23 )   8846 - 8849   2011年6月

Highly active and tunable catalysts for O-2 evolution from water based on mononuclear ruthenium(II) monoaquo complexes 査読

Masayuki Yagi, Syouhei Tajima, Manabu Komi, Hirosato Yamazaki

DALTON TRANSACTIONS   40 ( 15 )   3802 - 3804   2011年

1SL-06 光化学系II酸素発生錯体モデルとしてのジμ-オキソニ核マンガン錯体の電子構造と不均一系触媒活性(1SL 光合成研究で何が明らかにされ、これから何をできるか?～光合成研究の最先端とエネルギー創製研究の現状～,日本生物物理学会第49回年会(2011年度))

八木 政行

生物物理   51   S10 - S11   2011年

Element-saving preparation of an efficient electrode catalyst based on self-assembly of Pt colloid nanoparticles onto an ITO electrode 査読

Masashi Kajita, Takayuki Kuwabara, Daisuke Hasegawa, Masayuki Yagi

GREEN CHEMISTRY   12 ( 12 )   2150 - 2152   2010年12月

Electrocatalytic and photocatalytic water oxidation to dioxygen based on metal complexes 査読

Hirosato Yamazaki, Akinori Shouji, Masashi Kajita, Masayuki Yagi

COORDINATION CHEMISTRY REVIEWS   254 ( 21-22 )   2483 - 2491   2010年11月

An artificial model of photosynthetic photosystem II: visible-light-derived O-2 production from water by a di-mu-oxo-bridged manganese dimer as an oxygen evolving center 査読

Masayuki Yagi, Mayuu Toda, Satoshi Yamada, Hirosato Yamazaki

CHEMICAL COMMUNICATIONS   46 ( 45 )   8594 - 8596   2010年

Investigation of a novel porous anodic alumina plate for methane steam reforming: Hydrothermal stability, electrical heating possibility and reforming reactivity 査読

Lu Zhou, Yu Guo, Masayuki Yagi, Makoto Sakurai, Hideo Kameyama

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY   34 ( 2 )   844 - 858   2009年1月

Chemical Adsorption onto an ITO Substrate of Single-Wall Carbon Nanotube Functionalized by Carboxylic Groups as an Efficient Support for Electrocatalyst 査読

Koji Sone, Masayuki Yagi

ELECTROANALYSIS   21 ( 2 )   144 - 149   2009年1月

Synthesis of Anodic Alumina Nickel Catalysts and Deactivation Studies over Them for Methane Steam Reforming under Accelerated Degradation Testing 査読

Lu Zhou, Yu Guo, Masayuki Yagi, Huabo Li, Jun Hatakeyama, Jian Chen, Yi Yao, Makoto Sakurai, Hideo Kameyama

JOURNAL OF CHEMICAL ENGINEERING OF JAPAN   42 ( 3 )   160 - 171   2009年

Non-catalytic O-2 evolution by [(OH2)(Clterpy)Mn(mu-O)(2)Mn(Clterpy)(OH2)](3+) (Clterpy=4 &apos;-chloro-2,2 &apos;:6 &apos;,2 &apos;&apos;-terpyridine) adsorbed on mica with Ce-IV oxidant 査読

Hirosato Yamazaki, Toshi Nagata, Masayuki Yagi

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES   8 ( 2 )   204 - 209   2009年

Molecular catalysts for water oxidation toward artificial photosynthesis 査読

Masayuki Yagi, Akinori Syouji, Satoshi Yamada, Manabu Komi, Hirosato Yamazaki, Syouhei Tajima

PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES   8 ( 2 )   139 - 147   2009年

Self-activation and self-regenerative activity of trace Ru-doped plate-type anodic alumina supported nickel catalysts in steam reforming of methane 査読

Lu Zhou, Yu Guo, Qi Zhang, Masayuki Yagi, Huabo Li, Jian Chen, Makoto Sakurai, Hideo Kameyama

CATALYSIS COMMUNICATIONS   10 ( 3 )   325 - 329   2008年12月

Influencing factors on electrochromic hysteresis performance of ruthenium purple produced by a WO3/Tris(2,2 '-bipyridine)ruthenium(II)/polymer hybrid film 査読

Koji Sone, Masayuki Yagi

ELECTROCHIMICA ACTA   53 ( 22 )   6535 - 6541   2008年9月

Characterization and analysis of self-assembly of a highly active colloidal catalyst for water oxidation onto transparent conducting oxide substrates 査読

Takayuki Kuwabara, Emi Tomita, Sayaka Sakita, Daisuke Hasegawa, Koji Sone, Masayuki Yagi

JOURNAL OF PHYSICAL CHEMISTRY C   112 ( 10 )   3774 - 3779   2008年3月

Preparation and photoelectrocatalytic activity of a nano-structured WO3 platelet film 査読

Masayuki Yagi, Syou Maruyama, Koji Sone, Keiji Nagai, Takayoshi Norimatsu

JOURNAL OF SOLID STATE CHEMISTRY   181 ( 1 )   175 - 182   2008年1月

Efficient charge transport through a metal oxide semiconductor in the nanocomposite film with tris(2,2 '-bipyridine)ruthenium(II) 査読

Koji Sone, Masahiro Teraguchi, Takashi Kaneko, Toshiki Aoki, Masayuki Yagi

JOURNAL OF PHYSICAL CHEMISTRY C   111 ( 31 )   11636 - 11641   2007年8月

Artificial model of photosynthetic oxygen evolving complex: Catalytic O-2 production from water by di-mu-oxo manganese dimers supported by clay compounds 査読

Masayuki Yagi, Komei Narita, Syou Maruyama, Koji Sone, Takayuki Kuwabara, Ken-ichi Shimizu

BIOCHIMICA ET BIOPHYSICA ACTA-BIOENERGETICS   1767 ( 6 )   660 - 665   2007年6月

Electrochemical and photosensitized redox reactions of a Prussian blue film layered on a WO3/[Ru(bpy)(3)](2+)/polymer hybrid film 査読

Koji Sone, Masahiro Teraguchi, Takashi Kaneko, Toshiki Aoki, Masayuki Yagi

CHEMPHYSCHEM   8 ( 9 )   1357 - 1362   2007年6月

Unbelievably fast and unique charge transport through a tris(2,2 &apos;-bipyridine)ruthenium(II)-doped tungsten oxide film 査読

Masayuki Yagi, Koji Sone

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY   233   147 - 147   2007年3月

Water oxidation catalysis induced by hybridization of multi-nuclear metal complexes and solid materials 査読

Masayuki Yagi

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY   233   146 - 146   2007年3月

Electrochemical and photosensitized redox reactions of a Prussian blue film layered on a WO3 / tris(2,2'-bipyridine)ruthenium(II) / polymer hybrid film

Koji Sone, Masahiro Teraguchi, Takashi Kaneko, Toshiki Aoki, Masayuki Yagi

International Symposiumon Fusion Tech 2006-2007   38   2007年

Characterization and activity analysis of catalytic water oxidation induced by hybridization of [(OH2)(terpy)Mn(mu-O)(2)Mn(terpy)(OH2)](3+) and clay compounds 査読

Komei Narita, Takayuki Kuwabara, Koji Sone, Ken-ichi Shimizu, Masayuki Yagi

JOURNAL OF PHYSICAL CHEMISTRY B   110 ( 46 )   23107 - 23114   2006年11月

Electrochromic hysteresis performance of a Prussian blue film arising from electron-transfer control by a tris(2,2 '-bipyridine)ruthenium(II)-doped WO3 film as studied by a spectrocyclic voltammetry technique 査読

Koji Sone, Kanae Konishi, Masayuki Yagi

CHEMISTRY-A EUROPEAN JOURNAL   12 ( 33 )   8558 - 8565   2006年11月

Electrochromic hysteresis of Prussian blue film arising from electron-transfer control by a tris(2,2’-bipyridine)ruthenium(II)-doped WO3 film as studied by a spectrocyclic voltammetry technique 査読

K. Sone, K. Konishi, M. Yagi

Chem. Eur. J.   12 ( 33 )   8558 - 8565   2006年11月

Insights into adsorption of uncharged macrocyclic complexes into a nafion film: Adsorption characteristics and analysis of tetraphenylporphyrine zinc(II) 査読

Takayuki Kuwabara, Masayuki Yagi

JOURNAL OF PHYSICAL CHEMISTRY B   110 ( 30 )   14673 - 14677   2006年8月

Charge transport and catalysis by molecules confined in polymeric materials and application to future nanodevices for energy conversion 査読

Masayuki Yagi, Masao Kaneko

EMISSIVE MATERIALS: NANOMATERIALS   199   143 - 188   2006年

Spectrocyclic voltammetry of ruthenium purple electrodeposited on a WO3/tris(2,2’-bipyridine)ruthenium(II)/polymer hybrid film 査読

K. Sone, M. Yagi

Macromol. Symp.   235 ( 1 )   179 - 186   2006年

Oxidization, electronic state and magnetic property of oligo(anthryleneethynylene)s with pendant phenol residues at 2- and 7- positions

Tsuyoshi Tanaka, Takashi Kaneko, Masayuki Yagi, Masahiro Teraguchi, Toshiki Aoki

Polymer Preprints, Japan   55 ( 1 )   1504   2006年

Thermodynamic and kinetic insights into a reversible association- dissociation reaction of phthalocyanine Zinc(II) in a Nafion film

Takayuki Kuwabara, Masayuki Yagi, Masahiro Teraguchi, Takashi Kaneko, Toshiki Aoki

Polymer Preprints, Japan   55 ( 1 )   1625   2006年

Analysis and regulation of unusual adsorption of phthalocyanine zinc(II) into a Nafion film as investigated by UV-vis spectroscopic techniques 査読

T Kuwabara, M Teraguchi, T Kaneko, T Aoki, M Yagi

JOURNAL OF PHYSICAL CHEMISTRY B   109 ( 44 )   21202 - 21208   2005年11月

Self-assembly of active IrO2 colloid catalyst on an ITO electrode for efficient electrochemical water oxidation 査読

M Yagi, E Tomita, S Sakita, T Kuwabara, K Nagai

JOURNAL OF PHYSICAL CHEMISTRY B   109 ( 46 )   21489 - 21491   2005年11月

Remarkably high activity of electrodeposited IrO2 film for electrocatalytic water oxidation 査読

Masayuki Yagi, Emi Tomita, Takayuki Kuwabara

Journal of Electroanalytical Chemistry   579 ( 1 )   83 - 88   2005年5月

Remarkably high activity of electrodeposited IrO2 film for electrocatalytic water oxidation 査読

M Yagi, E Tomita, T Kuwabara

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   579 ( 1 )   83 - 88   2005年5月

Preparation and Multicolor electrochromic performance of a WO3 / tris(2,2’-bipyridine)ruthenium(II) / polymer hybrid film 査読

M. Yagi, K. Sone, M. Yamada, S. Umemiya

Chem. Eur. J.   11 ( 2 )   767 - 775   2005年1月

Analysis and regulation of unusual adsorption of phthalocyanine Zinc (II) into a Nafion film

Takavuki Kuwabara, Masayuki Yagi, Masahiro Teraguchi, Takashi Kaneko, Toshiki Aoki

Polymer Preprints, Japan   54 ( 1 )   1870   2005年

Redox reaction of polyaniline controlled by WO3/Ru complex hybrid film

Masayuki Yagi, Syou Maruyama

Polymer Preprints, Japan   54 ( 1 )   1731   2005年

Synthesis of chiral helical poly[p-(oligopinanylsiloxanyl)phenylacetylene]s and enantioselective permeability of their membranes 査読

T Aoki, T Fukuda, KI Shinohara, T Kaneko, M Teraguchi, M Yagi

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY   42 ( 18 )   4502 - 4517   2004年9月

Catalytic O2 evolution from water induced by adsorption of [(OH2)(terpy)Mn(μ-O)2Mn(terpy)(OH2)]3+ complex onto clay compounds 査読

M. Yagi, K. Narita

J. Am. Chem. Soc.   126 ( 26 )   8084 - 8085   2004年7月

Entropy effect on physical displacement of redox molecules in a naflon film as studied by double potential-step chronoabsorptometry 査読

M Yagi, M Takahashi, M Teraguchi, T Kaneko, T Aoki

JOURNAL OF PHYSICAL CHEMISTRY B   107 ( 46 )   12662 - 12667   2003年11月

Temperature-controlled charge transfer mechanism in a polymer film incorporating a redox molecule as studied by potential-step chronocouloabsorptometry 査読

M Yagi, T Sato

JOURNAL OF PHYSICAL CHEMISTRY B   107 ( 21 )   4975 - 4981   2003年5月

Temperature-controlled charge transfer mechanism in a polymer film incorporating a redox molecule as studied by potential-step chronocouloabsorptometry 査読

YAGI M, SATO T

J. Phys. Chem. B   107 ( 21 )   4975 - 4981   2003年

Novel preparation and photoelectrochemical properties of a tungsten oxide/tris(2,2 '-bipyrizine)ruthenium(II) complex composite film 査読

M Yagi, S Umemiya

JOURNAL OF PHYSICAL CHEMISTRY B   106 ( 25 )   6355 - 6357   2002年6月

Mechanistic comparison between oxidative and reductive charge transport by [(bpy)(2)(H2O)Ru-O-Ru(H2O)(bpy)(2)](4+) confined in a Nafion membrane as studied by potential-step chronocoulospectrometry 査読

M Yagi, K Yamase, M Kaneko

ELECTROCHIMICA ACTA   47 ( 12 )   2019 - 2024   2002年5月

Molecular catalysts for water oxidation 査読

M Yagi, M Kaneko

CHEMICAL REVIEWS   101 ( 1 )   21 - 35   2001年1月

Selective photoproduction of O-2 from the Mn4O4 cubane core: A structural and functional model for the photosynthetic water-oxidizing complex 査読

M Yagi, KV Wolf, PJ Baesjou, SL Bernasek, GC Dismukes

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION   40 ( 15 )   2925 - 2928   2001年

Analysis of water oxidation catalysis by dinuclear ruthenium complex [(NH3)(5)Ru-O-Ru(NH3)(5)](4+) incorporated in a Nafion((R)) membrane 査読

K Nagoshi, M Yagi, M Kaneko

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN   73 ( 10 )   2193 - 2197   2000年10月

O-2 evolution from the manganese-oxo cubane core Mn4O46+: A molecular mimic of the photosynthetic water oxidation enzyme? 査読

W Ruettinger, M Yagi, K Wolf, S Bernasek, GC Dismukes

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY   122 ( 42 )   10353 - 10357   2000年10月

Analysis of catalytic water oxidation by cis-tetraamminedichlororuthenium(III) complex incorporated in a polymer membrane 査読

M Yagi, N Sukegawa, M Kaneko

JOURNAL OF PHYSICAL CHEMISTRY B   104 ( 17 )   4111 - 4114   2000年5月

Effect of immobilization and activity analysis of water oxidation catalysts adsorbed into clay 査読

S Yamashita, K Nagoshi, M Yagi, M Kaneko

JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL   153 ( 1-2 )   209 - 214   2000年3月

Cooperative catalysis and critical decomposition distances in water oxidation by tris(ethylenediamine)ruthenium (III) complex confined in a Nafion membrane 査読

M Yagi, M Kasamastu, M Kaneko

JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL   151 ( 1-2 )   29 - 35   2000年2月

Charge propagation in a polymer membrane incorporating zinc(II) phthalocyanine as studied by spectroelectrochemical techniques 査読

M Yagi, H Fukiya, T Kaneko, T Aoki, E Oikawa, M Kaneko

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   481 ( 1 )   69 - 75   2000年1月

Physical displacement and charge hopping of functional molecules in polymer films 査読

49 ( 3 )   123 - 129   2000年

Analysis of cooperative catalysis by a molecular water oxidation catalyst adsorbed onto an inorganic particle matrix 査読

M Yagi, T Yamaguchi, M Kaneko

JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL   149 ( 1-2 )   289 - 295   1999年12月

Temperature dependence of physical displacement and charge hopping in a polymer membrane incorporating a trinuclear ruthenium complex 査読

M Yagi, K Yamase, M Kaneko

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   476 ( 2 )   159 - 164   1999年11月

Catalytic activity of tri(μ-chloro)-bridged dinuclear ruthenium complex confined in a polymer membrane as an artificial model of photosynthetic oxygen evolving center 査読

YAGI M, OSAWA Y, SUKEGAWA N, KANEKO M

Langmuir   15 ( 21 )   7406 - 7408   1999年10月

水の酸化への挑戦

八木 政行

高分子   48 ( 7 )   525 - 525   1999年7月

Catalytic activity of [(bpy)(2)(H2O)Ru-O-Ru(H2O)(bpy)(2)](4+) for four-electron water oxidation 査読

K Nagoshi, S Yamashita, M Yagi, M Kaneko

JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL   144 ( 1 )   71 - 76   1999年7月

Activity analysis of mononuclear ruthenium ammine complex dispersed in a polymer membrane as an electrochemical water oxidation catalyst

K Kinoshita, M Yagi, M Kaneko

JOURNAL OF MOLECULAR CATALYSIS A-CHEMICAL   142 ( 1 )   1 - 5   1999年5月

Cooperative catalysis and critical decomposition distances in water oxidation by the mononuclear ammineruthenium(III) complex in a nafion membrane 査読

M Yagi, N Sukegawa, M Kasamastu, M Kaneko

JOURNAL OF PHYSICAL CHEMISTRY B   103 ( 12 )   2151 - 2154   1999年3月

Charge transport analysis of [(bpy)(2)(H2O)Ru-O-Ru(H2O)(bpy)(2)](4+) incorporated in a Nafion membrane as studied by potential-step chronocoulospectrometry 査読

K Kinoshita, M Yagi, M Kaneko

ELECTROCHIMICA ACTA   44 ( 11 )   1771 - 1777   1999年

Activity analysis of electrocatalytic water oxidation by trinuclear ruthenium complex on an Au particle matrix 査読

M Yagi, E Takano, M Kaneko

ELECTROCHIMICA ACTA   44 ( 14 )   2493 - 2497   1999年

Charge transport analysis of [(bpy)(2)(H2O)Ru-O-Ru(H2O)(bpy)(2)](4+) incorporated in a Nafion membrane as studied by potential-step chronocoulospectrometry

K Kinoshita, M Yagi, M Kaneko

ELECTROCHIMICA ACTA   44 ( 11 )   1771 - 1777   1999年

Charge transfer distance between trinuclear ruthenium complexes incorporated in a polymer membrane studied by potential-step chronoamperospectrometry

M Yagi, K Kinoshita, M Kaneko

ELECTROCHIMICA ACTA   44 ( 13 )   2245 - 2250   1999年

Enhancing effects of amino acid residue model compounds on catalytic activity of an artificial oxygen evolving center

K Kinoshita, M Yagi, M Kaneko

MACROMOLECULES   31 ( 18 )   6042 - 6045   1998年9月

Temperature dependence in charge hopping between redox centers in a polymer membrane as studied by potential-step chronocoulospectrometry 査読

Masayuki Yagi, Takanori Mitsumoto, Masao Kaneko

Journal of Electroanalytical Chemistry   448 ( 1 )   131 - 137   1998年5月

Temperature dependence in charge hopping between redox centers in a polymer membrane as studied by potential-step chronocoulospectrometry

M Yagi, T Mitsumoto, M Kaneko

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   448 ( 1 )   131 - 137   1998年5月

Enhancing effect of amino acid residue models on the charge transfer in a Nafion® film incorporating Ru(bpy)2+ 3 complex 査読

Jian Zhang, Masayuki Yagi, Masao Kaneko

Journal of Electroanalytical Chemistry   445 ( 1-2 )   109 - 116   1998年3月

Enhancing effect of amino acid residue models on the charge transfer in a Nafion (R) film incorporating Ru(bpy)(3)(2+) complex

J Zhang, M Yagi, M Kaneko

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   445 ( 1-2 )   109 - 116   1998年3月

Redox reaction and charge transport of trinuclear ruthenium complex, Ru-red as studied by potential-step chronoamperospectrometry

M Yagi, K Kinoshita, K Nagoshi, M Kaneko

ELECTROCHIMICA ACTA   43 ( 21-22 )   3277 - 3284   1998年

Potential-step chronocoulospectrometry of a polymer membrane incorporating tris(2,2′-bipyridine) ruthenium (II) complex 査読

Masayuki Yagi, Takanori Mitsumoto, Masao Kaneko

Journal of Electroanalytical Chemistry   437 ( 1-2 )   219 - 223   1997年11月

Potential-step chronocoulospectrometry of a polymer membrane incorporating tris(2,2 '-bipyridine)ruthenium (II) complex

M Yagi, T Mitsumoto, M Kaneko

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   437 ( 1-2 )   219 - 223   1997年11月

Dioxygen evolution induced by visible light at layered sensitizer water oxidation catalyst

M Yagi, Y Takahashi, Ogino, I, M Kaneko

JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS   93 ( 17 )   3125 - 3127   1997年9月

Cooperative catalysis and critical decomposition distances between molecular water oxidation catalysts incorporated in a polymer membrane

M Yagi, K Nagoshi, M Kaneko

JOURNAL OF PHYSICAL CHEMISTRY B   101 ( 26 )   5143 - 5146   1997年6月

Enhancing effect of an amino acid residue model for the electrochemical water oxidation catalyst confined in a polymer membrane

M Yagi, K Kinoshita, M Kaneko

JOURNAL OF PHYSICAL CHEMISTRY B   101 ( 20 )   3957 - 3960   1997年5月

Activity analysis of a water oxidation catalyst adsorbed on an inorganic particle matrix

O Ogino, K Nagoshi, M Yagi, M Kaneko

JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS   92 ( 18 )   3431 - 3434   1996年9月

Activity analysis of a water oxidation catalyst adsorbed on an inorganic particle matrix 査読

O Ogino, K Nagoshi, M Yagi, M Kaneko

JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS   92 ( 18 )   3431 - 3434   1996年9月

Determination of charge transfer distance by potential-step chronoamperospectrometry in a Nafion(R) film containing Ru(bpy)(3)(2+) complex

J Zhang, M Yagi, XH Hou, M Kaneko

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   412 ( 1-2 )   159 - 164   1996年8月

Determination of charge transfer distance by potential-step chronoamperospectrometry in a Nafion(R) film containing Ru(bpy)(3)(2+) complex 査読

J Zhang, M Yagi, XH Hou, M Kaneko

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   412 ( 1-2 )   159 - 164   1996年8月

Activity analysis of a water oxidation catalyst immobilized in a polymer membrane

M Yagi, S Tokita, K Nagoshi, Ogino, I, M Kaneko

JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS   92 ( 13 )   2457 - 2461   1996年7月

Activity analysis of electrochemical water oxidation catalyst confined in a coated-polymer membrane

M Yagi, K Kinoshita, M Kaneko

JOURNAL OF PHYSICAL CHEMISTRY   100 ( 26 )   11098 - 11100   1996年6月

Analysis of charge transfer distance between Ru(bpy)3(2+) complexes incorporated into a Nafion film as studied by spectrocyclic voltammogram 査読

J Zhang, M Yagi, M Kaneko

MACROMOLECULAR SYMPOSIA   105   59 - 66   1996年3月

Tris(bipyridine)ruthenium(II) photosensitized reduction of a macrocyclic cobalt(III) complex using phenol as a donor in aqueous acidic solutions

J Hirata, M Yagi, T Oriyama, M Kaneko, Y Kurimura

JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS   92 ( 6 )   969 - 972   1996年3月

Analysis of charge transfer distance between Ru(bpy)3(2+) complexes incorporated into a Nafion film as studied by spectrocyclic voltammogram

J Zhang, M Yagi, M Kaneko

MACROMOLECULAR SYMPOSIA   105   59 - 66   1996年3月

HIGHLY-ACTIVE ELECTROCATALYTIC WATER OXIDATION SYSTEM COMPOSED OF TRINUCLEAR RUTHENIUM COMPLEX SUPPORTED ON PLATINUM BLACK

M YAGI, OGINO, I, A MIURA, Y KURIMURA, M KANEKO

CHEMISTRY LETTERS   ( 10 )   863 - 864   1995年10月

CHARGE-TRANSFER DISTANCE BETWEEN TRIS(2,2'-BIPYRIDINE)RUTHENIUM(II) REDOX CENTERS INCORPORATED IN NAFION(R) MEMBRANE

M YAGI, K NAGAI, A KIRA, M KANEKO

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   394 ( 1-2 )   169 - 175   1995年9月

CHARGE-TRANSFER AND MOLECULAR-DISTRIBUTION OF RU(BPY)(3)(2+) COMPLEX DISPERSED IN A NAFION(R) MEMBRANE AS STUDIED BY IN-SITU SPECTROCYCLIC VOLTAMMETRY

M YAGI, K NAGAI, T ONIKUBO, M KANEKO

JOURNAL OF ELECTROANALYTICAL CHEMISTRY   383 ( 1-2 )   61 - 66   1995年2月

MECHANISM OF THE TRIS(BIPYRIDINE)RUTHENIUM(II) PHOTOSENSITIZED REVERSIBLE REDOX REACTION OF A MACROCYCLIC COBALT(III) COMPLEX IN GELATIN HYDROGEL AND HYDROSOL 査読

M YAGI, K OKAJIMA, Y KURIMURA

JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS   88 ( 10 )   1411 - 1415   1992年5月

人工光合成：光エネルギーによる物質変換の化学

八木 政行（ 範囲: 第10章「水の酸化反応を触媒する金属錯体」複合系の光機能研究会選書2）

三共出版  2015年 

CSJカレントレビュー15巻「次世代のバイオ水素エネルギー：再生可能エネルギーの創出と変換をめざして」

齊藤 健二, 八木 政行（ 範囲: 11章「不均一系半導体光触媒と燃料化」）

化学同人  2014年 

人工光合成 －システム構築に向けての最新技術動向と展望－

平原将也, 八木政行（ 範囲: 5章3節 「合成錯体分子による水の酸化触媒の創製」）

シーエムシー出版  2013年 

Ruthenium: Properties, Production and Applications

H. Yamazaki, T. Miyagawa, A. Shouji, M. Kajita, M. Yagi（ 範囲: Catalytic water oxidation to produce molecular oxygen by ruthenium complexes (Chapter 15)）

Nova Science Publishers, Inc.  2011年 

in Photosynthesis: Theory and Applications in Energy, Biotechnology and Nanotechnology

M. Yagi, H. Yamazaki, T. Aoki, K. Narita（ 範囲: Synthetic models of photosynthetic water oxidizing complex (OEC): O2 evolution from water by heterogeneous manganese-oxo complexes (Chapter 7)）

Nova Science Publishers, Inc.  2009年 

in Electroanalytical Chemistry Research Trends

K. Sone, M. Yagi（ 範囲: Electrochemical synthesis, charge transport and multi-electron transfer control for a new semiconductor nanocomposite film with a functional molecule (Chapter 3)）

Nova Science Publishers, Inc.  2009年 

光化学エネルギー変換 —基礎と応用—

金子正夫, 八木政行（ 範囲: 8章「水の酸化触媒モデル」,10章3節「高分子膜中の電荷伝達」）

アイピーシー  1997年 

人工光合成のための水の酸化アノードの開発

佐藤太哉, 田中 滉, 棚橋祐樹, 八木政行

月刊「ケミカルエンジニヤリング」, 化学工業社   63 ( 9 )   19 - 30   2018年

人工光合成のための水の酸化アノード

竹内良知, 佐藤 翼, 八木政行

月刊誌「機能材料」2017年4月号, シーエムシー出版   37 ( 4 )   40 - 50   2017年

Unique synthesis, properties and functions of mono- and di-nuclear ruthenium(II) aquo complexes

K. Takahashi, M. Hirahara, T. Sato, M. Yagi

Advances in Chemistry Research. Volume 30. (Edited by James C. Taylor), Nova Science Publishers, Inc.   35 - 50   2016年

第10章「水の酸化反応を触媒する金属錯体」複合系の光機能研究会選書2

八木政行

人工光合成：光エネルギーによる物質変換の化学,三共出版   194 - 215   2015年

層状半導体層間での銀ナノ粒子の合成と近赤外吸収特性

河村栞里, 佐々木和久, 高木文彰, 笹井亮, 乗松航, 齊藤健二, 八木政行, 由井樹人

光化学討論会要旨集(CD-ROM)   2015   2015年

層状半導体と金属ナノ粒子複合体の合成と光化学特性

由井樹人, 河村栞里, 佐々木和久, 高木文彰, 齊藤健二, 八木政行, 乗松航, 笹井亮

光化学討論会要旨集(CD-ROM)   2015   2015年

人工光合成のための可視光駆動型水の光酸化アノードの開発 (特集 人工光合成研究と最新技術)

Chandra Debraj, 八木 政行

化學工業   65 ( 3 )   200 - 205   2014年3月

Artificial Manganese Center Models for Photosynthetic Oxygen Evolution in Photosystem II

Masanari Hirahara, Akinori Shoji, Masayuki Yagi

EUROPEAN JOURNAL OF INORGANIC CHEMISTRY   2014 ( 4 )   595 - 606   2014年2月

人工光合成のための可視光駆動型水の光酸化アノード

Debraj Chandra, 八木政行

月刊「化学工業」2014年3月号, 化学工業社   65 ( 3 )   32 - 37   2014年

11章「不均一系半導体光触媒と燃料化」

齊藤 健二, 八木 政行

CSJカレントレビュー15巻「次世代のバイオ水素エネルギー：再生可能エネルギーの創出と変換をめざして」化学同人   116 - 121   2014年

水分解のための高性能電極触媒の開発

相蘇薫, 阿部尚人, 八木政行

月刊「ケミカルエンジニヤリング」, 化学工業社   58 ( 10 )   19 - 25   2013年

5章3節 「合成錯体分子による水の酸化触媒の創製」

平原将也, 八木政行

人工光合成 －システム構築に向けての最新技術動向と展望－, 監修 福住俊一, シーエムシー出版   98 - 109   2013年

金属錯体による水の酸化触媒系の構築 (特集 人工光合成研究の最前線)

平原 将也, 八木 政行

化學工業   63 ( 9 )   664 - 667   2012年9月

金属錯体による水の酸化触媒系の構築

平原将也, 八木政行

月刊「化学工業」2012年9月号,化学工業社   63 ( 9 )   8 - 11   2012年

25pGP-6 二核マンガンμ-オキソ錯体を用いた人工酸素発生中心モデル(25pGP 領域12シンポジウム:光化学系IIにおける酸素発生中心,領域12(ソフトマター物理,化学物理,生物物理))

八木 政行

日本物理学会講演概要集   66 ( 1 )   378 - 378   2011年3月

水素生成型太陽電池を目指した水の光酸化ナノ複合触媒の開発

八木 政行

化学経済9月号   ( 9/1 )   66   2011年

Catalytic water oxidation to produce molecular oxygen by ruthenium complexes (Chapter 15)

H. Yamazaki, T. Miyagawa, A. Shouji, M. Kajita, M. Yagi

Ruthenium: Properties, Production and Applications (Edited by David B. Watson), Nova Science Publishers, Inc.   399 - 411   2011年

水の酸化分子触媒の新展開

八木 政行

Bull. Jpn. Soc. Coord. Chem.   57   67 - 74   2011年

人工光合成！太陽光と水から燃料をつくる

八木 政行

コメッセニュース 9月号, NPO新潟の科学・自然探偵団   ( 10/7 )   6 - 7   2011年

Synthetic models of photosynthetic water oxidizing complex (OEC): O2 evolution from water by heterogeneous manganese-oxo complexes (Chapter 7)

M. Yagi, H. Yamazaki, T. Aoki, K. Narita

Photosynthesis: Theory and Applications in Energy, Biotechnology and Nanotechnology (Edited by T. B. Buchner and N. H. Ewingen), Nova Science Publishers, Inc., New York   179 - 192   2009年

Electrochemical synthesis, charge transport and multi-electron transfer control for a new semiconductor nanocomposite film with a functional molecule (Chapter 3)

K. Sone, M. Yagi

Electroanalytical Chemistry Research Trends (Edited by K. Hayashi),Nova Science Publishers, Inc., New York   83 - 105   2009年

電気化学的手法を用いた新機能分子複合膜の合成と電子移動解析

曽根浩司, 八木政行

Electrochemistry, 電気化学会   75 ( 11 )   890 - 895   2007年

光合成酸素発生錯体モデル

八木 政行

不均一系マンガン錯体による水からの酸素発生，光合成研究   16 ( 47 )   2 - 6   2006年

エネルギー変換デバイスのための高活性電極触媒

八木 政行

OHM, オーム社   93 ( 6 )   2 - 3   2006年

不均一相吸着金属錯体による水からの触媒化学的酸素発生

八木政行

Bull. Jpn. Soc. Coord. Chem.   46   15 - 21   2005年

人工光合成システムのための酸素発生錯体、特集＝クリーンエネルギーと高分子

八木政行

高分子   52 ( 5 )   333 - 333   2003年

水の燃料化のための高活性高分子触媒膜の創製

八木政行

未来材料、NST Inc.   2 ( 9 )   12 - 19   2002年

高分子膜中における機能性分子の物理的移動と電荷ホッピング(共著)

八木政行, 青木俊樹

高分子加工   49 ( 3 )   123 - 129   2000年

ナフィオン膜分散テトラキスビピリジンルテニウム二核錯体による水の接触的酸化

名越健太郎, 山下覚嗣, 城石英伸, 木下小聖, 八木政行, 金子正夫

電気化学会大会講演要旨集   64th   127   1997年3月

8章「水の酸化触媒モデル」 10章3節「高分子膜中の電荷伝達」

光化学エネルギー変換-基礎と応用-,アイピーシー   213-223,282-288   1997年

高分子等体内の電子移動反応

八木政行, 栗村芳實

高分子錯体アニュアルレビュー   13 - 14   1993年

「分子・半導体光触媒による高効率可視光水分解系の開発」

2017年10月 - 2022年3月

制度名：科学研究費 新学術領域研究（研究領域提案型）領域番号：4906「光合成分子機構の学理解明と時空間制御による革新的光―物質変換系の創製」

提供機関：文部科学省

八木 政行

「水の酸化光触媒機能を有する人工光合成システム」

2012年4月 - 2017年3月

制度名：科学研究費 新学術領域研究（研究領域提案型）領域番号：2406「人工光合成による太陽光エネルギーの物質変換：実用化に向けての異分野融合」

提供機関：文部科学省

八木 政行

「光異性化反応を利用した新規二核ルテニウムアコ錯体酸素発生触媒群の革新的合成」

2012年4月 - 2015年3月

制度名：科学研究費 基盤研究B

提供機関：文部科学省

八木 政行

先端科学技術総論

論文輪講I

技術英語II

論文輪講II

技術英語I

材料科学実験II

大型機器分析技術

水素エネルギーシステムデザイン演習・実習Ⅲ

工学リテラシー入門(化学材料分野)

材料科学概論

技術英語入門

機能材料化学概論

機能材料科学文献詳読Ⅰ

機能材料科学セミナーⅡ

材料生産システム特定研究Ⅱ

研究発表演習・発表

材料生産システム特定研究Ⅰ

機能材料科学セミナーⅠ

機能材料科学文献詳読Ⅱ

材料生産システム博士セミナーⅡ

材料生産システム博士特定研究Ⅲ

外国語論文解説・討論Ⅲ

外国語論文解説・討論Ⅱ

材料生産システム博士特定研究Ⅱ

材料生産システム博士セミナーⅢ

最先端技術を支える化学 II

インターンシップ

機能材料科学演習

中間発表

材料生産システム博士特定研究Ⅰ

エネルギー概論 II

材料生産システム博士セミナーⅠ

エネルギー概論 I

外国語論文解説・討論Ⅰ

博士特定研究Ⅲ

機能材料科学コース演習

技術者倫理

工学リテラシー入門(機能材料工学科)

電気化学

卒業研修

技術英語

論文輪講

自然科学総論Ⅱ

化学実験

基礎無機化学

機能性無機材料特論

電子移動反応論

機能材料工学実験I

化学課題研究IV

錯体化学演習I

化学課題研究III

錯体化学演習II

卒業研究

分子触媒反応化学

無機反応化学

生活環境化学実習

化学演習AI

錯体化学特論

基礎化学実験

基礎化学IA

生活環境化学セミナーA

物理化学実験

生活環境化学セミナーB

無機化学

化学課題研究II

理科教育法(中等)IV

化学演習AII

化学課題研究I

錯体化学演習