研究成果

Haruki Hirai, Hirotatsu Watanabe, Tuning of metal–electrolyte interface structure via electrolyte doping and its role on carbon deposition during internal CH4 reforming in solid oxide fuel cells, International Journal of Hydrogen Energy, 218 (2026) 154005
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Sho Higashidani, Hirotatsu Watanabe, Enhancement of Ni oxidation tolerance in Ni/GDC cathode surface during CO2/H2O electrolysis in SOEC, International Journal of Hydrogen Energy, 155 (2025) 150319
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Aoba Tawa, Ryuji Uno, Ryosei Tamura, Hirotatsu Watanabe, Teppei Ogura, Effect of gadolinium-doped ceria infiltration into Ni–zirconia cathodes on carbon deposition tolerance during CO2 electrolysis in solid oxide electrolysis cells, Journal of Power Sources, 647 (2025) 237295
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Ikkei Ban, Sho Higashidani, Hirotatsu Watanabe, Teppei Ogura and Yasuhiro Inada, Operando X-ray diffraction analysis and DFT calculations of Ni cathode oxidation during electrochemical CO2 reduction, Journal of The Electrochemical Society, 172(2025) 054505
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Seina Muto, Hirotatsu Watanabe, Atomic scale understanding of the role of Ni/XSZ interface in internal reforming SOFC in low CH4/H2O environment, International Journal of Hydrogen Energy, Vol. 71, pp. 811-819, 2024
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Hirotatsu Watanabe, Seina Muto, Teppei Ogura, Impact of dopant X in zirconia on carbon deposition at the Nickel/X-stabilized zirconia(XSZ) surface in dry CH4 and CH4/H2O environments: first-principles density functional theory calculation and experimental study, International Journal of Hydrogen Energy, Vol. 50, pp. 1155-1166, 2024
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Seina Muto, Ryuji Uno, Hirotatsu Watanabe, Carbon Deposition Mechanisms on Ni-Based Anode for SOFC: A Comparison Between Non-Discharge and Discharge Modes, ECS Transactions, Vol. 111, 385, 2023
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Hirotatsu Watanabe, Syo Higashidani, Aoba Tawa, Ikkei Ban, Teppei Ogura, Oxidation Process of Ni Cathode in CO2 Electrolysis in SOEC: X-Ray and DFT Study, ECS Transactions, Vol. 111, 1319, 2023
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Hirotatsu Watanabe, Teppei Ogura, Mechanisms of the carbon deposition at the Ni/YSZ interface: A combination study of microscopic observation and first-principles calculation, International Journal of Hydrogen Energy, Vol. 47, Issue 67, pp. 29027-29036, 2022
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Hirotatsu Watanabe, In-situ Analysis of Carbon Deposition in the Anode of Solid Oxide Fuel Cell, SPring-8/SACLA Research Report, Vol. 10, Issue 4, pp. 357-359, 2022
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Hirotatsu Watanabe, X-ray Micro-imaging of Direct Carbon Fuel Cell around the Anode, SPring-8/SACLA Research Report, Vol. 10, Issue 4, pp. 372-374, 2022
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