Thermally tunable THz polarization converter based on Babinet-inverted metasurface Jianing Ouyang, Chenlei Xu, Yuan Yang, Lingling Wang, Kaipeng Gao, Yuanhang Chen, Qian He, Tong Li and Xiongjun Shang Eur. Phys. J. D, 76 7 (2022) 124 Published online: 18 July 2022 DOI: 10.1140/epjd/s10053-022-00455-x