Li, Jing
Liu, Chang
Wu, Tiesheng
Liu, Yumin
Wang, Yu
Yu, Zhongyuan
Ye, Han
Yu, Li
Funding for this research was provided by:
National Key R&D Program of China (2016YFA0301300)
National Natural Science Foundation of China (61671090 and 61875021)
BUPT Excellent Ph.D. Students Foundation (CX2018114)
Fund of State Key Laboratory of Information Photonics and Optical Communications (IPOC20172204)
Natural Science Foundation of Beijing (2192036)
Article History
Received: 24 October 2018
Accepted: 14 January 2019
First Online: 25 January 2019
Competing Interests
: The authors declare that they have no competing interests.
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