Shigetoshi Ohshima IEEE Region: 10 (Asia and Pacific) Email Biography Education background and work history 1969.4 Entered Tohoku University (Faculty of Engineering) 1978.3 Completed doctoral course at Tohoku University (Doctor of Engineering) 1978.4 Hired as associated researcher at Tohoku University (Faculty of Engineering) 1983.9~1984.12 Visiting researcher at Karlsruhe Nuclear Research Center (West Germany) 1985.4 Promoted to lecturer (Tohoku University) 1988.1 Promoted to associated professor (Tohoku University) 1988.4 Moved to Yamagata University from Tohoku University 1993.7 Promoted to professor (Yamagata University) 2015.3 Retired from Yamagata University and received the title of professor emeritus of Yamagata University Field of study (Recent) Superconducting electronics: Development of high frequency superconducting devices. filter, antenna and NMR pickup coils Research on surface resistance of high-temperature superconducting films International standardization of measurement methods Search for high-temperature superconducting thin films with low surface resistance Study of the correlation between surface resistance and critical current density Research on production technology for high-quality high-temperature superconducting thin films Epitaxial technology using laser deposition method Position(s) & Affiliation(s) Yamagata University Japan