Relative intensity noise characterization of a quantum cascade laser frequency-comb symmetric dual-comb spectrometer

Nicholas Kosan, Link Patrick, Gerard Wysocki

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We measure the relative intensity noise (RIN) of a symmetric Dual-Comb Spectrometer enabled by quantum cascade laser frequency-combs. The RIN of the maximum peak in the ! multiheterodyne spectra is mitigated from 5.2 ∗ 10-3 1/2 Hz to 2.2 ∗ 10 Hz 1/2 by performing ! digitally balanced detection between signal and reference channels.

Original languageEnglish (US)
Title of host publicationApplied Industrial Spectroscopy, AIS 2021
PublisherThe Optical Society
ISBN (Electronic)9781557528209
StatePublished - 2021
EventApplied Industrial Spectroscopy, AIS 2021 - Part of Optical Sensors and Sensing Congress 2021 - Virtual, Online, United States
Duration: Jul 19 2021Jul 23 2021

Publication series

NameOptics InfoBase Conference Papers

Conference

ConferenceApplied Industrial Spectroscopy, AIS 2021 - Part of Optical Sensors and Sensing Congress 2021
Country/TerritoryUnited States
CityVirtual, Online
Period7/19/217/23/21

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

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