1. State Key Lab Incubation Base of Photoelectric Technology and Functional Materials, National Photoelectric Technology, and Functional Materials and Application of Science and Technology International Cooperation Center, Institute of Photonics & Photon-Technology, Northwest University, Xi’an 710069, China
2. China School of Electronic Engineering, XI’AN University of Posts & Telecommunications, Xi’an 710121, China
3. School of Water and Environment, Chang’an University, No. 126 Yanta Road, Xi’an 710054, China