Scientific Results – CNR – Istituto Nazionale di Ottica

Theory of frequency comb generation in cavity enhanced second harmonic generation

Year: 2016

Authors: Leo F., Hansson T., Ricciardi I., De Rosa M., Coen S., Wabnitz S., Erkintalo M.

Autors Affiliation: Dodd-Walls Centre for Photonic and Quantum Technologies, Department of Physics, University of Auckland, Auckland, 1142, New Zealand; Department of Applied Physics, Chalmers University of Technology, G�teborg, SE-41296, Sweden; Dipartimento di Ingegneria dell’Informazione, Universit� di Brescia, via Branze 38, Brescia, 25123, Italy; CNR-INO, Istituto Nazionale di Ottica, Via Campi Flegrei 34, Pozzuoli (NA), 80078, Italy

Abstract: We theoretically investigate frequency comb generation in dispersive quadratically nonlinear resonators. We introduce a single mean field equation to model cavity enhanced second harmonic generation and find excellent agreement with recent experimental frequency comb observations.

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KeyWords: Harmonic generation, Experimental frequencies; Frequency combs; Mean field equation; Nonlinear resonators, Optical frequency conversion