N. Bengen, D. Schonvogel, H. Schmies, J. Müller-Hülstede, P. Wagner (DLR Institute of Engineering Thermodynamics), and M. Wark (Carl von Ossietzky University Oldenburg)

D. Yasufuku, M. Nagayama, K. Sasaki, and A. Hayashi (Kyushu University)

A. O. Basurrah (University of Arkansas at Little Rock, University of Jeddah), B. Ergul (University of Arkansas at Little Rock), E. Badradeen (University of Arkansas at Little Rock, Erbil Polytechnic University,), Z. Yang (Raytheon Technologies Research Center), S. Bourdo, and T. Karabacak (University of Arkansas at Little Rock)

W. Cao, T. Uchiyama, K. Yamamoto, T. Matsunaga, T. Teranishi, R. Sato (Kyoto University), H. Imai (Nissan ARC Ltd.), Y. Sakurai (Japan Synchrotron Radiation Research Institute), Y. Tsuji (FC-Cubic TRA), and Y. Uchimoto (Kyoto University)

Y. Gao, T. Uchiyama, K. Yamamoto, T. Matsunaga, T. Teranishi (Kyoto University), R. Sato (Yamagata University), H. Imai (Nissan ARC Ltd.), Y. Sakurai (Japan Synchrotron Radiation Research Institute), Y. Tsuji (FC-Cubic), and Y. Uchimoto (Kyoto University)

S. Nishikawa, T. Miyata, Y. Kishimoto (Doshisha University), H. Inoue (Ishifuku Metal Industry Co ., Ltd.), H. Daimon, T. Doi, and M. Inaba (Doshisha University)

S. Ichikawa, S. Yoshikawa (Doshisha University), H. Inoue (Ishifuku Metal Industry Co ., Ltd.), H. Daimon, T. Doi, and M. Inaba (Doshisha University)

D. H. Kim, D. H. Kim (Gwangju Institute of Science and Technology), and C. Pak (Graduate School of Energy Convergence, GIST)

Y. Mizuta, M. Nagayama, K. Sasaki, and A. Hayashi (Kyushu University)

S. Kobayashi, W. Cao, Y. Gao, T. Uchiyama (Kyoto University), H. Imai (Nissan ARC Ltd.), Y. Sakurai (Japan Synchrotron Radiation Research Institute), Y. Tsuji (FC-Cubic TRA), and Y. Uchimoto (Kyoto University)

R. Nishiizumi, Y. Inoue (Department of Hydrogen Energy Systems, Kyushu Univ.), M. Yasutake (Department of Hydrogen Energy Systems, Kyushu University), Z. Noda (International Research Center for Hydrogen Energy, Kyushu Univ.), M. Nishihara (Next-Generation Fuel Cell Research Center (NEXT-FC), Kyushu Univ.), J. Matsuda (International Research Center for Hydrogen Energy, Kyushu Univ., Next-Generation Fuel Cell Research Center (NEXT-FC), Kyushu Univ.), A. Hayashi (Next-Generation Fuel Cell Research Center (NEXT-FC), Kyushu Univ., International Research Center for Hydrogen Energy, Kyushu Univ.), and K. Sasaki (International Research Center for Hydrogen Energy, Kyushu Univ., Next-Generation Fuel Cell Research Center (NEXT-FC), Kyushu Univ.)

K. Khedekar (University of California, Irvine), A. Zaffora (University of Palermo), P. Atanassov (University of California, Irvine), L. Cheng (Bosch Research and Technology Center North America), C. Johnston (Robert Bosch LLC), and I. V. Zenyuk (Advanced Power and Energy Program)

K. Watanabe (Graduate School of Engineering Science, Yokohama Natl. Univ.), K. Matsuzawa (Graduate School of Engineering, Yokohama Natl. Univ.), Y. Takeuchi (Graduate School of Engineering Science, Yokohama Natl. Univ.), K. Ikegami (Institute of Advanced Sciences, Yokohama Natl. Univ.), Y. Ohgi (Kumamoto Industrial Research Institute), T. Nagai, R. Monden, and A. Ishihara (Institute of Advanced Sciences, Yokohama Natl. Univ.)