Wavelength-scale optical parametric oscillators
نویسندگان
چکیده
Despite recent progress in nonlinear optics wavelength-scale resonators, there are still open questions on the possibility of parametric oscillation such resonators. We present a general approach to predict behavior and estimate threshold multi-mode subwavelength optical oscillators (OPOs). As an example, we propose OPO based Mie-type multipolar resonances, demonstrate that due low-Q nature modes is interaction between these modes. result, threshold, compared single-mode case, can be reduced by factor significantly larger than number interacting The also lead phase transition manifested through sudden change gain as well which utilized for enhanced sensing. establish explicit connection second-harmonic generation efficiency threshold. This allows us measured or simulated different classes bound states continuum inversely designed Our analyzing modeling miniaturized OPOs unprecedented opportunities classical quantum photonics.
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ژورنال
عنوان ژورنال: Optica
سال: 2021
ISSN: ['2334-2536']
DOI: https://doi.org/10.1364/optica.411708