连续体中束缚态在光子晶体腔中产生双谐振二次谐波

Frontiers in Optics / Laser Science Pub Date : 2020-09-14 DOI:10.1364/FIO.2020.FM2C.3

M. Clementi, A. Barone, Jun Wang, M. Minkov, J. Carlin, N. Grandjean, S. Fan, R. Houdré, D. Gerace, M. Galli

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摘要

实验证明了氮化镓光子晶体腔中双谐振二次谐波的产生。二次谐波模通过连续体中的束缚态受到限制，从而产生径向极化涡旋光束。

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Doubly Resonant Second Harmonic Generation in Photonic Crystal Cavities via Bound States in the Continuum

We experimentally demonstrate doubly resonant second harmonic generation in gallium nitride photonic crystal cavities. The second harmonic mode is confined via a bound state in the continuum, which yields a radially polarized vortex beam.

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Frontiers in Optics / Laser Science

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