1. Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, China
2. Institute of Physics, Polish Academy of Sciences, aleja. Lotników 32/46, Warsaw 02-668, Poland
3. Centre for Joining and Electronic Packaging, State Key Laboratory of Material Processing and Die & Mold Technology, School of Materials Science and Engineering, Huazhong University of Science and Technology (HUST), Wuhan 430074, China
4. State Key Laboratory of Quantum Optics and Quantum Optics Devices, Institute of Laser Spectroscopy, Collaborative Innovation Centre of Extreme Optics, Shanxi University, Taiyuan 030006, China