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

从准相位匹配理论出发,对铁电畴反转区域长度和畴界位置的偏差造成偏离理想准相位匹配的情况进行了理论分析和研究,得出这些偏差直......