First Author & Corresponding Author (Hirofumi Sumi)

2025

• 42) H. Sumi, H. Shimada, Y. Yamaguchi, M. Fujioka, M. Momai, K. Sato, M. Yamaguchi, R. A. Budiman and T. Kawada, "Effect of Noble Metallic Current Collectors and Contact Layers on Power Density and Polarization Resistance of Planar Solid Oxide Fuel Cells", Int. J. Hydrogen Energy, 127 (2025) 286-294.
  https://doi.org/10.1016/j.ijhydene.2025.04.153
• 41) H. Sumi, K. Watanabe, A. Sharma, M. Fujioka, H. Shimada, Y. Mizutani, M. S. Alam and I. Kagomiya, "Oxygen Reduction Kinetics of High Performance BaCo_0.4Fe_0.4M_0.1Y_0.1O_3-δ (M = Mg, Zr) Positrode for Protonic Ceramic Fuel Cells", Commun. Chem., 8 (2025) 71.
  https://doi.org/10.1038/s42004-025-01468-4

• ax) H. Sumi, Y. Okuyama and T. Matsui, "Issues of Proton-conductive Ceramic Electrolytes", J. Fuel Cell Technol., 24(4) (2025) 55-61.
  https://www.fcdic.jp/pdf/toukouronbun/toukou52.pdf