論文 - 千坂 光陽
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Titanium-Niobium Oxides as Non-Noble Metal Cathodes for Polymer Electrolyte Fuel Cells
Akimitsu Ishihara*, Yuko Tamura, Mitsuharu Chisaka, Yoshiro Ohgi, Yuji Kohno, Koichi Matsuzawa, Shigenori Mitsushima, and Ken-ichiro Ota
Catalysts 5 ( 3 ) 1289 - 1303 2015年07月
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Nano-TaOxNy Particles Synthesized from Oxy-tantalum Phthalocyanine: How to Prepare Precursors to Enhance the Oxygen Reduction Reaction Activity after Ammonia Pyrolysis
Mitsuharu Chisaka*, Akimitsu Ishihara*, Naoki Uehara, Masashi Matsumoto, Hideto Imai, and Ken-ichiro Ota
Journal of Materials Chemistry A 3 ( 32 ) 16414 - 16418 2015年06月
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Synthesis of Nano-TaOx Oxygen Reduction Reaction Catalysts on Multi-Walled Carbon Nanotubes Connected via a Decomposition of Oxy-tantalum Phthalocyanine
Akimitsu Ishihara*, Mitsuharu Chisaka*, Yoshiro Ohgi, Koichi Matsuzawa, Shigenori Mitsushima, and Ken-ichiro Ota
Physical Chemistry Chemical Physics 17 ( 12 ) 7643 - 7647 2015年02月
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Monoclinic Hafnium Oxynitride Supported on Reduced Graphene Oxide to Catalyse the Oxygen Reduction Reaction in Acidic Media
Mitsuharu Chisaka,* Hirohito Sasaki and Hirokazu Muramoto
Physical Chemistry Chemical Physics 16 ( 38 ) 20415 - 20419 2014年10月
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Aluminum-Doped Hafnium Oxynitride: Effect of Cation-Doping on Oxygen Reduction Reaction Activity in Acid Media
Mitsuharu Chisaka* and Hirokazu Muramoto
ChemElectroChem 1 ( 5 ) 863 - 867 2014年05月
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Reduced Graphene-Oxide-Supported Titanium Oxynitride as Oxygen Reduction Reaction Catalyst in Acid Media
Mitsuharu Chisaka* and Hirokazu Muramoto
ChemElectroChem 1 ( 1 ) 544 - 548 2014年03月
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Suppression and Evaluation of Hydrogen Peroxide Formation on Carbon-Supported Hafnium Oxynitride
Mitsuharu Chisaka* and Hirokazu Muramoto
ECS Electrochemistry Letters 3 ( 3 ) F1 - F4 2014年03月
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Synthesis of Carbon-Supported Titanium Oxynitride Nanoparticles as Cathode Catalyst for Polymer Electrolyte Fuel Cells
Mitsuharu Chisaka*, Akimitsu Ishihara, Ken-ichiro Ota, and Hirokazu Muramoto
Electrochimica Acta 113 ( 1 ) 735 - 740 2013年12月
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Improving ORR Activity of Group 4 and 5 Metal Oxide-Based Cathodes for PEFCs
A. Ishihara*, S. Yin, K. Suito, N. Uehara, Y. Okada, Y. Kohno, K. Matsuzawa, S. Mitsus-hima, M. Chisaka, Y. Ohgi, M. Matsumoto, H. Imai, K. Ota
ECS Transactions 58 ( 1 ) 1495 - 1500 2013年10月
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Oxygen Reduction Reaction Activity of Nitrogen-Doped Titanium Oxide in Acid Media
Mitsuharu Chisaka, Akimitsu Ishihara, Kazuaki Suito, Ken-ichieo Ota, and Hirokazu Muramoto
Electrochimica Acta 88 ( 1 ) 697 - 707 2013年01月
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Carbon Catalyst Codoped with Boron and Nitrogen for Oxygen Reduction Reaction in Acid Media
Mitsuharu Chisaka, Tomohiro Iijima, et al.,
Electrochimica Acta 85 ( 1 ) 399 - 410 2012年12月
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Active Sites for Oxygen Reduction Reaction and the Reaction Mechanism in Carbon-Supported Hafnium Oxynitride
Mitsuharu Chisaka, Yuta Suzuki, et al.,
ECS Electrochemistry Letters 1 ( 1 ) F4 - F8 2012年07月
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Effect of Synthesis Route on Oxygen Reduction Reaction Activity of Carbon-Supported Hafnium Oxynitride in Acid Media
Mitsuharu Chisaka, Tomohiro Iijima, et al.,
The Journal of Physical Chemistry C 115 ( 42 ) 20610 - 20617 2011年09月
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Carbon-Supported Hafnium Oxynitride as Cathode Catalyst for Polymer Electrolyte Membrane Fuel Cells
Mitsuharu Chisaka, Tomohiro Iijima, et al.,
Electrochimica Acta 56 ( 12 ) 4581 - 4588 2011年04月
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Oxygen Reduction Reaction Activity of Vulcan XC-72 Doped with Nitrogen under NH3 Gas in Acid Media
Mitsuharu Chisaka, Tomohiro Iijima, et al.,
Journal of the Electrochemical Society 157 ( 11 ) B1701 - B1708 2010年11月
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Effect of Organic Solvents on the Pore Structure of Catalyst Layers in Polymer Electrolyte Membrane Fuel Cells
Mitsuharu Chisaka, Eitaro Matsuoka and Hirofumi Daiguji
Journal of the Electrochemical Society 157 ( 8 ) B1218 - B1221 2010年08月
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Effect of Organic Solvents on Catalyst Layer Structure in Polymer Electrolyte Membrane Fuel Cells
Mitsuharu Chisaka and Hirofumi Daiguji
Journal of the Electrochemical Society 156 ( 1 ) B22 - B26 2009年01月
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Design of Ordered Catalyst Layers for Polymer ElectrolyteMembrane Fuel Cell Cathodes
Mitsuharu Chisaka and Hirofumi Daiguji
Electrochemistry Communications 8 ( 8 ) 1304 - 1308 2006年08月
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Effect of Glycerol on Micro/Nano Structures of Catalyst Layers in Polymer Electrolyte Membrane Fuel Cells
Mitsuharu Chisaka and Hirofumi Daiguji
Electrochimica Acta 51 ( 23 ) 4828 - 4833 2006年06月
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The Micro/Nano Structures of Catalyst Layers and Cell Performance in Polymer Electrolyte Membrane Fuel Cells
Mitsuharu Chisaka and Hirofumi Daiguji
Thermal Science and Engineering 13 ( 4 ) 45 - 46 2005年07月