Institution: | WANG Qing-Wu FANG Chang-Shui
ZHUO Hong-Sheng WANG Min
(Institute of Crystal Materials, Shangdong University, Jinan 250100, PRC)
ZHAO Shao-Xiang ZHANG Pei-Lin
and ZHONG Wei-Lie
(Physics Department of Shandong University, Jinan 250100, PRC) |