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Latest Publication
Journal
- H. Sumi, M. Momai, M. Fujioka, Y. Yamaguchi and T. Hirano, "Distribution of Relaxation Times Analysis for Electrochemical Impedance Spectroscopy in Proton Exchange Membrane Electrolysis Cells", Electrochemistry, in press.
https://doi.org/10.5796/electrochemistry.25-00155
- H. Sumi, M. Momai and Y. Yamaguchi, "An Attempt toward Machine Learning-driven Optimization of Manufacturing Processes for Metal-supported Solid Oxide Fuel Cells Using Nickel and Iron Oxides as Raw Support Materials", J. Alloys Metall. Syst., 13 (2026) 100230.
https://doi.org/10.1016/j.jalmes.2025.100230
Book
- H. Sumi and Y. Yamaguchi, "Development Trends of Metal-supported SOFC/SOEC", SOFC/SOEC Techinologies for Carbon Neutrality -From Fundamentals to System Applications Including Thermal Integration-, Tohoku University SOFC/SOEC Social Implementation Center Ed., CMC Research, (2025) 290-297 .
https://cmcre.com/archives/140198/
- H. Sumi, "Electrochemical Impedance Analysis Using Distribution of Relaxation Times Method", SOFC/SOEC Techinologies for Carbon Neutrality -From Fundamentals to System Applications Including Thermal Integration-, Tohoku University SOFC/SOEC Social Implementation Center Ed., CMC Research, (2025) 185-194.
https://cmcre.com/archives/140198/
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Name
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Hirofumi SUMI Mr. / Dr. (鷲見 裕史)
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E-mail
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h-sumi [at] aist.go.jp
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Research Fields
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Electrochemistry, Solid State Ionics, Solid Oxide Fuel Cell (SOFC)
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Hobby
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Taking photos, Traveling, Driving
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2025-present
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Group Leader at Multi-material Research Institute & Integrated Research Center for CCUS Implementation, National Institute of Advanced Industrial Science and Technology (AIST)
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2024-present
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Visiting Professor at Graduate School of Natural Science and Technology, Gifu University
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2022-2025
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Group Leader at Innovative Functional Materials Research Institute, National Institute of Advanced Industrial Science and Technology (AIST)
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2021
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Temporary Posting at Material Industries Division, Manufacturing Industries Bureau, Ministry of Economy, Trade and Industry (METI)
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2018
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Guest Researcher at Institut für Angewandte Materialien - Werkstoffe der Elektrotechnik (IAM-WET), Karlsruher Institut für Technologie (KIT)
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2015-2020
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Senior Researcher at Inorganic Functional Materials Research Institute, National Institute of Advanced Industrial Science and Technology (AIST)
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2011-2015
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Senior Researcher at Advanced Manufacturing Research Institute, National Institute of Advanced Industrial Science and Technology (AIST)
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2009-2011
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Researcher at Department of Energy and Hydrocarbon Chemistry, Graduate School of Engineering, Kyoto University
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2009
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Doctor of Engineering (Ph.D.) at Kyoto University
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2002-2009
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Researcher at a laboratory in a private company
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2000-2002
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Master's course, Department of Materials Science and Engineering, Graduate School of Engineering, Nagoya Institute of Technology
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1996-2000
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Department of Materials Science and Engineering, School of Engineering, Nagoya Institute of Technology
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1978
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Birth in Nagoya, Japan
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