[1] Shanxi Univ, Inst Theoret Phys, State Key Lab Quantum Opt & Quantum Opt Devices, Taiyuan 030006, Peoples R China
[2] Zhejiang Normal Univ, Inst Condensed Matter Phys, Zhejiang Inst Photonelectron, Zhejiang Prov Key Lab Solid State Optoelect Device, Jinhua 321004, Peoples R China
[3] Soochow Univ, Ctr Soft Condensed Matter Phys & Interdisciplinary, Suzhou 215006, Peoples R China