Articles with "crystal optical" as a keyword



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Photonic Crystal Optical Parametric Oscillator

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Published in 2021 at "Nature photonics"

DOI: 10.1038/s41566-020-00737-z

Abstract: We report a new class of optical parametric oscillators, based on a 20-μm-long semiconductor photonic crystal cavity and operating at telecom wavelengths. Because the confinement results from Bragg scattering, the optical cavity contains a few… read more here.

Keywords: optical parametric; photonic crystal; crystal optical; parametric oscillator ... See more keywords
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Fast, closed-loop iterative system-on-chip of deflection efficiency enhancement for a liquid crystal optical phased array.

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Published in 2022 at "Applied optics"

DOI: 10.1364/ao.448507

Abstract: To implement a liquid crystal optical phased array (LC-OPA) on a practical free-space laser communication terminal, there are two essential parameters: insertion loss and the closed-loop bandwidth required to meet the dynamic linking condition of… read more here.

Keywords: array; system; liquid crystal; efficiency ... See more keywords