| Performance of nickel–scandia-stabilized zirconia cermet anodes for SOFCs in 3% H2O–CH4 H Sumi, K Ukai, Y Mizutani, H Mori, CJ Wen, H Takahashi, O Yamamoto Solid State Ionics 174 (1-4), 151-156, 2004 | 148 | 2004 |
| Degradation evaluation by distribution of relaxation times analysis for microtubular solid oxide fuel cells H Sumi, H Shimada, Y Yamaguchi, T Yamaguchi, Y Fujishiro Electrochimica Acta 339, 135913, 2020 | 125 | 2020 |
| AC impedance characteristics for anode-supported microtubular solid oxide fuel cells H Sumi, T Yamaguchi, K Hamamoto, T Suzuki, Y Fujishiro, T Matsui, ... Electrochimica acta 67, 159-165, 2012 | 124 | 2012 |
| Effect of oxide on carbon deposition behavior of CH4 fuel on Ni/ScSZ cermet anode in high temperature SOFCs K Ke, A Gunji, H Mori, S Tsuchida, H Takahashi, K Ukai, Y Mizutani, ... Solid State Ionics 177 (5-6), 541-547, 2006 | 111 | 2006 |
| Nanocomposite electrodes for high current density over 3 A cm−2 in solid oxide electrolysis cells H Shimada, T Yamaguchi, H Kishimoto, H Sumi, Y Yamaguchi, K Nomura, ... Nature communications 10 (1), 5432, 2019 | 100 | 2019 |
| From rare earth doped zirconia to 1 kW solid oxide fuel cell system Y Mizutani, K Hisada, K Ukai, H Sumi, M Yokoyama, Y Nakamura, ... Journal of alloys and compounds 408, 518-524, 2006 | 96 | 2006 |
| High performance of La0. 6Sr0. 4Co0. 2Fe0. 8O3–Ce0. 9Gd0. 1O1. 95 nanoparticulate cathode for intermediate temperature microtubular solid oxide fuel cells H Sumi, T Yamaguchi, K Hamamoto, T Suzuki, Y Fujishiro Journal of power sources 226, 354-358, 2013 | 92 | 2013 |
| Correlation between microstructural and electrochemical characteristics during redox cycles for Ni–YSZ anode of SOFCs H Sumi, R Kishida, JY Kim, H Muroyama, T Matsui, K Eguchi Journal of The Electrochemical Society 157 (12), B1747, 2010 | 85 | 2010 |
| Comparison between internal steam and CO2 reforming of methane for Ni-YSZ and Ni-ScSZ SOFC anodes H Sumi, YH Lee, H Muroyama, T Matsui, K Eguchi Journal of The Electrochemical Society 157 (8), B1118, 2010 | 78 | 2010 |
| Effect of carbon deposition by carbon monoxide disproportionation on electrochemical characteristics at low temperature operation for solid oxide fuel cells H Sumi, YH Lee, H Muroyama, T Matsui, M Kamijo, S Mimuro, ... Journal of Power Sources 196 (10), 4451-4457, 2011 | 75 | 2011 |
| Challenge for lowering concentration polarization in solid oxide fuel cells H Shimada, T Suzuki, T Yamaguchi, H Sumi, K Hamamoto, Y Fujishiro Journal of Power Sources 302, 53-60, 2016 | 74 | 2016 |
| Transport and magnetic properties of the Heusler-type system Y Nishino, H Sumi, U Mizutani Physical Review B—Condensed Matter and Materials Physics 71 (9), 094425, 2005 | 65 | 2005 |
| Impact of direct butane microtubular solid oxide fuel cells H Sumi, T Yamaguchi, K Hamamoto, T Suzuki, Y Fujishiro Journal of Power Sources 220, 74-78, 2012 | 53 | 2012 |
| Effect of Ni diffusion into BaZr0. 1Ce0. 7Y0. 1Yb0. 1O3− δ electrolyte during high temperature co-sintering in anode-supported solid oxide fuel cells H Shimada, T Yamaguchi, H Sumi, Y Yamaguchi, K Nomura, Y Fujishiro Ceramics International 44 (3), 3134-3140, 2018 | 52 | 2018 |
| High power density cell using nanostructured Sr-doped SmCoO3 and Sm-doped CeO2 composite powder synthesized by spray pyrolysis H Shimada, T Yamaguchi, T Suzuki, H Sumi, K Hamamoto, Y Fujishiro Journal of Power Sources 302, 308-314, 2016 | 51 | 2016 |
| Enhanced La0. 6Sr0. 4Co0. 2Fe0. 8O3–δ-based cathode performance by modification of BaZr0. 1Ce0. 7Y0. 1Yb0. 1O3–δ electrolyte surface in protonic ceramic fuel cells H Shimada, Y Yamaguchi, H Sumi, Y Mizutani Ceramics International 47 (11), 16358-16362, 2021 | 49 | 2021 |
| Effects of crystal structure of yttria-and scandia-stabilized zirconia in nickel-based SOFC anodes on carbon deposition and oxidation behavior H Sumi, P Puengjinda, H Muroyama, T Matsui, K Eguchi Journal of Power Sources 196 (15), 6048-6054, 2011 | 47 | 2011 |
| Metastable chloride solid electrolyte with high formability for rechargeable all-solid-state lithium metal batteries N Tanibata, S Takimoto, K Nakano, H Takeda, M Nakayama, H Sumi ACS Materials Letters 2 (8), 880-886, 2020 | 44 | 2020 |
| Performance comparison of perovskite composite cathodes with BaZr0. 1Ce0. 7Y0. 1Yb0. 1O3–δ in anode-supported protonic ceramic fuel cells H Shimada, Y Yamaguchi, H Sumi, Y Mizutani Journal of The Electrochemical Society 167 (12), 124506, 2020 | 41 | 2020 |
| Superprotonic conducting phosphate glasses containing water Y Abe, M Hayashi, T Iwamoto, H Sumi, LL Hench Journal of non-crystalline solids 351 (24-26), 2138-2141, 2005 | 40 | 2005 |
