1. State Key Laboratory of Precision Spectroscopy East China Normal University Shanghai 200062 China
2. School of Optical Electrical and Computer Engineering University of Shanghai for Science and Technology Shanghai 200093 China
3. Chongqing Institute of East China Normal University Chongqing 401121 China
4. Jinan Institute of Quantum Technology Jinan Shandong 250101 China
5. CAS Center for Excellence in Ultra‐intense Laser Science Shanghai 201800 China
6. Shanghai Research Center for Quantum Sciences Shanghai 201315 China