Abstract
This publisher’s note contains corrections to Opt. Lett. 46, 4797 (2021) [CrossRef] .
© 2021 Optica Publishing Group
In [1], an award number was misidentified in the funding section. The article was corrected online on 8 October 2021.
REFERENCE
1. M. Pi, C. Zheng, H. Zhao, Z. Peng, J. Lang, J. Ji, L. Liang, Y. Zhang, Y. Wang, and F. K. Tittel, Opt. Lett. 46, 4797 (2021). [CrossRef]