Polarization Analysis of Vertically Etched Lithium Niobate-on-Insulator (LNOI) Devices oleh Chenyu Wang, Yuchen Liu, Jingyuan Qiu, Zhilin Ye, Dongjie Guo, Mengwen Chen, Zhijun Yin, Xiao-Hui Tian, Hua-Ying Liu, Shi-Ning Zhu, Zhenda Xie