Nano-imprinted subwavelength gratings as polarizing beamsplittersJulian Wüster, Yannick Bourgin, Patrick Feßer, Arne Behrens and Stefan SinzingerJ. Eur. Opt. Soc.-Rapid Publ., 17 1 (2021) 4DOI: https://doi.org/10.1186/s41476-021-00149-8