1993 graduated from the physics department of Tsinghua University, and received his doctorate from the physics department of Cornell University in 2004. 2006-present Assistant Professor, Department of Physics, Tsinghua University, 20 10-present Professor. 20 10 won the national science fund for outstanding young people. 20 1 1 won the second prize of national natural science and the collective award of seeking truth from facts for outstanding scientific and technological achievements.