Institution: | 1. State Key Laboratory of Quantum Optics and Quantum Optics Devices, Institute of Laser Spectroscopy, Shanxi University, Taiyuan 030006, China2. School of Physics, Shandong University, Jinan 250100, China3. Department of Physics, Taiyuan Normal University, Jinzhong 030619, China4. Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan 030006, China |