[Zhang, Ao; Cao, Liemao; Liu, Guang; Zhou, Guanghui; Liu, Ziran] Hunan Normal Univ, Minist Educ, Key Lab Low Dimens Struct & Quantum Manipulat, Dept Phys, Changsha 410081, Hunan, Peoples R China.
[Zhang, Ao; Cao, Liemao; Liu, Guang; Zhou, Guanghui; Liu, Ziran] Hunan Normal Univ, Synerget Innovat Ctr Quantum Effects & Applicat H, Changsha 410081, Hunan, Peoples R China.
[Liao, Wenhu; Zhou, Guanghui] Jishou Univ, Coll Phys Mech & Elect Engn, Jishou 416000, Peoples R China.
[Cao, Liemao] Hengyang Normal Univ, Coll Phys & Elect Engn, Hengyang 421002, Peoples R China.