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  4. High repetition rate frequency comb up- and down-conversion in synchronously driven microresonators
 
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2019
Conference Paper
Title

High repetition rate frequency comb up- and down-conversion in synchronously driven microresonators

Abstract
Optical frequency combs are a key technology for optical precision measurements. So far, most frequency combs operate in the near-infrared regime (NIR). Many applications, however, require combs in the ultraviolet (UV), visible (VIS) or mid-infrared (MIR) spectral ranges. This can be achieved by making use of nonlinear-optical processes. In this contribution, we demonstrate the efficient conversion of frequency combs with a repetition rate of 21 GHz to UV, VIS and MIR wavelengths in a synchronously driven high-Q microresonator with second-order optical nonlinearity. This opens up a new path for applications including, but not limited to, molecular sensing and quantum optics.
Author(s)
Szabados, Jan
Univ. Freiburg
Brasch, Victor
Herr, Simon J.  
Obrzud, Ewelina
Jia, Yuechen
Lecomte, Steve
Buse, Karsten  
Fraunhofer-Institut für Physikalische Messtechnik IPM  
Breunig, Ingo  
Herr, Tobias
Mainwork
Laser Resonators, Microresonators, and Beam Control XXI  
Conference
Conference "Laser Resonators, Microresonators, and Beam Control" 2019  
DOI
10.1117/12.2510304
Language
English
Fraunhofer-Institut für Physikalische Messtechnik IPM  
Keyword(s)
  • optical frequency comb

  • nonlinear optic

  • high-Q microresonator

  • second harmonic generation

  • frequency conversion

  • lithium niobate

  • optical parametric oscillator

  • near infrared

  • ultraviolet radiation

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