Authors
Yanling Yu
School of Physics and Materials, Nanchang University, Nanchang, China
Yafen Qu
School of Physics and Materials, Nanchang University, Nanchang, China
Junshan Qiu
School of Physics and Materials, Nanchang University, Nanchang, China
Yong Lai
School of Physics and Materials, Nanchang University, Nanchang, China