1. Hangzhou Institute for Advanced Study University of Chinese Academy of Sciences Hangzhou 310024 China
2. Key Laboratory of Materials for High‐Power Laser Shanghai Institute of Optics and Fine Mechanics Chinese Academy of Sciences Shanghai 201800 China
3. Key Laboratory of Advanced Display and System Applications of Ministry of Education Shanghai University Shanghai 200072 China
4. State Key Laboratory of Precision Spectroscopy School of Physics and Electronic Science East China Normal University Shanghai 200241 China