Frequency comb generation threshold via second-harmonic excitation in χ(2) optical microresonators

We investigate the threshold of χ(2) frequency comb generation in lithium niobate whispering gallery microresonators theoretically and experimentally. When generating a frequency comb via second-harmonic excitation, also commonly known as second-harmonic generation, the threshold for the onset of ca...

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Bibliographic Details
Main Authors: Jan Szabados, Boris Sturman, Ingo Breunig
Format: Article
Language:English
Published: AIP Publishing LLC 2020-11-01
Series:APL Photonics
Online Access:http://dx.doi.org/10.1063/5.0021424