Funding for this research was provided by:
National Natural Science Foundation of China (NSFC) (11704123)
National Natural Science Foundation of China (NSFC) (11874040)
National Natural Science Foundation of China (NSFC) (61775059)
Foundation for leading talents of Minhang, Shanghai
This article is maintained by: OSA - The Optical Society
Crossref DOI link to publisher maintained version: https://doi.org/10.1364/OL.43.005913
Article type: letter
Similarity check: Screened by Similarity Check
Peer review
Peer reviewed: Yes
Review process: Single blind
Publication History
Received: 24 October 2018
Accepted: 19 November 2018
Published: 3 December 2018
Copyright: © 2018 Optical Society of America