作者机构:[1]National Laboratory of Solid State Microstructure, and Department of Physics, Nanjing University, Nanjing 210093, China, [2]Physics Department and Institute of Innovations and Advanced Studies (IIAS), National Cheng Kung University, Tainan 701, China, [3]Department of Physics, Southeast University, Nanjing 210096, China
相关基金:Project partially supported by the National Natural Science Foundation of China (Grant No. 10804017), the Natural Science Foundation of Jiangsu Province of China (Grant No. BK2007118), the Research Fund for the Doctoral Program of Higher Educa- tion of China (Grant No. 20070286037), the Cyanine-Project Foundation of Jiangsu Province of China (Grant No. 1107020060), the Foundation for Climax Talents Plan in Six-Big Fields of Jiangsu Province of China (Grant No. 1107020070), and the New Century Excellent Talents in University (Grant No. NCET-05-0452).