Lin, C. K.C. K.LinYang, L.L.YangHayashi, M.M.HayashiZhu, C. Y.C. Y.ZhuFujimura, Y.Y.FujimuraShen, Y. R.Y. R.ShenCHIH-KAI LIN2020-04-012020-04-012014https://scholars.lib.ntu.edu.tw/handle/123456789/482688Theory and applications of sum-frequency generationsreview10.1002/jccs.201300416