Periodically poled lithium niobate on insulator (LNOI) ridge waveguides are desirable for high-efficiency nonlinear freq......

Periodically poled lithium niobate on insulator[LNOI]ridge waveguides are desirable for high-efficiency nonlinear freque......

本文运用有效折射率法把脊形波导化成等效二维平板波导后,再运用微分法求出弱吸收情况下波导模的吸收损耗,其方法简便,精确度高.更......

制备了一种全部以聚合物为波导材料的电光调制器，其中芯层为新型可交联极化聚胺脂电光功能材料。旋涂制备波导薄膜、电晕极化产生非......