Abstract
This publisher’s note contains corrections to Opt. Lett. 44, 2081 (2019) [CrossRef] .
© 2020 Optical Society of America
In Ref. [1], the funder Youth Innovation Promotion Association CAS (2016299) has been added. The paper was corrected online on 16 January 2020.
REFERENCE
1. J.-B. You, W.-L. Yang, G. Chen, Z.-Y. Xu, L. Wu, C.-E. Png, and M. Feng, Opt. Lett. 44, 2081 (2019). [CrossRef]