Funding for this research was provided by:
National Natural Science Foundation of China (61872330, 61572457, 61379132, U1709217)
Natural Science Foundation of Jiangsu Province (BK20131174, BK2009150)
Anhui Initiative in Quantum Information Technologies (AHY150300)
Article History
Received: 27 March 2019
Revised: 20 August 2019
Accepted: 30 September 2019
First Online: 27 November 2019