1. School of Electrical and Electronic Engineering, Nanyang Technological University, Block S2.1, 50 Nanyang Avenue, Singapore 639798, Singapore
2. Institute of Quantum Technologies (IQT), The Hong Kong Polytechnic University, Hong Kong SAR, China
3. Institute of Fundamental and Frontier Sciences, University of Electronic Science and Technology of China, Chengdu 610051, China
4. National Institute of Education, Nanyang Technological University, 1 Nanyang Walk, Singapore 637616, Singapore
5. Centre for Quantum Technologies, National University of Singapore, Singapore 117543, Singapore
6. MajuLab, CNRS-UNS-NUS-NTU International Joint Research Unit, UMI 3654, Singapore 637616, Singapore