Prof. Kusuhiro Mukai was a professor emeritus at the Kyushu Institute of Technology, Japan and Northeastern University, China. He received his Ph.D. from Nagoya University (1968) and became an associate professor at the Kyushu Institute of Technology (1969). He was a guest professor at University of Toronto, Canada (1985) and Imperial College London, UK (2005). He was a professor at the Kyushu Institute of Technology from 1986 to 2004. His research area was high-temperature physical chemistry. Assoc. Prof. Taishi Matsushita has been an associate professor in the Department of Materials and Manufacturing, School of Engineering, Jönköping University, Sweden since 2012. He received his Ph.D. from Kyushu Institute of Technology (2003) and became a senior researcher at the Royal Institute of Technology (KTH), Sweden in the same year. He was given the title Docent (corresponding to associate professor) from KTH in 2008. His research area is high-temperature physical chemistry.