作者机构:[1]Research Institute of High Energy Electronics, University of Electronic Science and Technology of China, Chengdu 610054, China, [2]Institute for Laser Technology, 2-6 Yamada-Oka, Suita, Osaka 565-0871, Japan
相关基金:Project supported by the National Key Basic Research Program of China (Grant No 2007CB31040) and the National Natural Science Foundation of China (Grant No 60571020).