Authors
Syuhei Ohgo
Department of Biosphere-Geosphere Science, Okayama University of Science, Okayama, Japan
Maki Mishima
Department of Applied Physics, Okayama University of Science, Okayama, Japan
Minoru Endo
Department of Applied Physics, Okayama University of Science, Okayama, Japan
Kiyotaka Ninagawa
Department of Applied Physics, Okayama University of Science, Okayama, Japan
Hirotsugu Nishido
Department of Biosphere-Geosphere Science, Okayama University of Science, Okayama, Japan