Institution: | (1) Jagiellonian University, Institute of Physics, Reymonta 4, Cracow 30-059, Poland, PL;(2) National Institute for Fusion Science, Toki 509-5202, Japan, JP;(3) College of Arts and Sciences, University of Tokyo, Komaba, Tokyo 153, Japan, JP;(4) National Institute of Radiological Sciences, Anagawa, Chiba 263, Japan, JP |