2008.5-2011.7 Postdoctoral Fellow, The University of Texas at Austin, USA 2006.8-2008.5 Research Fellow, Naitonal University of Singapore, Singapore 2003.8-2006.8 PhD in Physics, National University of Singapore, Singapore 2000.9-2003.7 Msc in PHysics, Peking University, China 1996.9-2000.7 BE in Applied PHysics, National University of Defense Technology, China