[1] Chinese Acad Sci, Shanghai Inst Microsyst & Informat Technol, Key Lab Terahertz Solid State Technol, Shanghai 200050, Peoples R China
[2] Univ Chinese Acad Sci, Ctr Mat Sci & Optoelect Engn, Beijing 100049, Peoples R China
[3] Qufu Normal Univ, Sch Phys & Phys Engn, Shandong Prov Key Lab Laser Polarizat & Informat, Qufu 273165, Peoples R China