Affiliation: | 1 Institute of Plasma Physics, Chinese Academy of Sciences, Hefei 230031, China 2 University of Science and Technology of China, Hefei 230039, China 3 WCI Center for Fusion Theory, National Fusion Research Institute, 52 Eoeun-Dong, Yusung-Gu, Daejeon 305-333, South Korea 4 School of Natural Sciences, Anhui Agricultural University, Hefei 230036, China |