1. State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics Innovation Academy for Precision Measurement Science and Technology, Chinese Academy of Sciences, Wuhan 430071, China
2. Key Laboratory of Atomic Frequency Standards, Innovation Academy for Precision Measurement Science and Technology, Chinese Academy of Sciences, Wuhan 430071, China
3. University of the Chinese Academy of Sciences, Beijing 100049, China
4. National Institute of Metrology, Beijing 100049, China
5. Wuhan Institute of Quantum Technology, Wuhan 430206, China