1. Institute of Nuclear
Physics and Chemistry, China Academy of Engineering Physics, Mianyang 621000, China
2. School
of Science (Sichuan), Xihua University, Chengdu 610039, China
3. Research Center of Laser Fusion, China Academy of Engineering Physics, Mianyang 621000, China
4. Department of Macromolecular Science and
Engineering, Case Western Reserve University, Cleveland, Ohio 44106-7202, United States