Hirofumi Sumi

5PUBLICATIONS
13CO-AUTHORS
Electrical energy generation (incl. renewables, excl. photovoltaics)Electrochemical energy storage and conversionChemical and thermal processes in energy and combustionMetal organic frameworks
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Publications (5)

|Sep 30, 2025
Effect of Gas Diffusivity in Fuel Electrode on Initial Durability for Solid Oxide Cells during Steam/CO2 Coelectrolysis.

Hirofumi Sumi, Mizuki Momai, Yohei Tanaka

|Jul 02, 2025
High-Performance Protonic Ceramic Fuel Cell with Ytterbium-Doped Barium Zirconate: Reducing Cathode Polarization by Improving Electrolyte Surface Condition.

Hiroyuki Shimada, Konosuke Watanabe, Masaya Fujioka

|Mar 08, 2025
Oxygen reduction kinetics of high performance BaCo0.4Fe0.4M0.1Y0.1O3-δ (M = Mg, Zr) positrode for protonic ceramic fuel cells.

Hirofumi Sumi, Konosuke Watanabe, Aman Sharma

|Dec 03, 2024
Hydrogen-Assisted Mg Intercalation into 2H-TaS2.

Masaya Fujioka, Khurelbaatar Zagarzusem, Suguru Iwasaki

|Nov 30, 2019
Nanocomposite electrodes for high current density over 3 A cm-2 in solid oxide electrolysis cells.

Hiroyuki Shimada, Toshiaki Yamaguchi, Haruo Kishimoto

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Frequent Collaborators

4 joint publications

Hiroyuki Shimada

3 joint publications

Masaya Fujioka

3 joint publications

Konosuke Watanabe

2 joint publications

Yuki Yamaguchi