We propose and demonstrate a polarization diversity two-dimensional grating coupler based on the lithium niobate on insu......

偏振分束旋转器(PSR)是解决绝缘衬底上硅(SOI)平台光波导器件偏振敏感问题的关键性器件。SOI波导材料的折射率差大,使得横电模(TE)......