Affiliation: | ZHOU XIAN-YI, ZHANG QI-RUI GUAN WEI-YAN (Department of Physics, University of Science and Technology of China, Hefei) LONG QI-WE (Shengyang Institute of Metal Research, Academic Sinica) JIANG HUI-LIN SONG JIAN-XIAN (Department of Modern Physics, University of Science and Technology of China, Hefei) CHEN ZU-YAO AND QIAN YI-TAI(Department of Applied Chemistry, University of Science and Technology of China, Hefei) |