1. School of Applied Physics and Materials Wuyi University Jiangmen China
2. College of Sciences & CQUPT‐BUL Innovation Institute People's Republic of China Institute of Physics Chongqing University of Posts and Telecommunications Chongqing China
3. Institute of Physics University of Tartu Tartu Estonia
4. Faculty of Science and Technology Jan Długosz University Częstochowa Poland
5. Academy of Romanian Scientists Bucharest Romania
6. School of Physics and Optoelectronics, The State Key Laboratory of Luminescent Materials and Devices, Guangdong Provincial Key Laboratory of Fiber Laser Materials and Applied Techniques South China University of Technology Guangzhou China