Phase matched second harmonic generation in an on-chip lithium niobate microresonator fabricated by femtosecond laser

Jintian Lin, Yingxin Xu, Jielei Ni +5

Nonlinear optical processes in whispering gallery mode (WGM) microresonators have attracted much attention. Owing to the strong confinement of light in a small volume, a WGM micror…