Synchronously pumped at 1064 nm OPO based on CdSiP2 for generation of high power picosecond pulses in the mid-infrared near 6.4 µm

André Peremans, Dan Lis, Francesca Cecchet, Peter G. Schunemann, Kevin T. Zawilski, Valentin Petrov

Research output: Contribution in Book/Catalog/Report/Conference proceedingConference contribution

Abstract

The recently developed chalcopyrite CdSiP2 is employed in a picosecond, 90°-phase-matched synchronously pumped optical parametric oscillator pumped at 1064 nm, to produce quasi-steady-state idler pulses near 6.4 μm with an energy as high as 2.8 μJ at 100 MHz. The train of 2 μs long macropulses, each consisting of 200 (picosecond) pulses, follows at a repetition rate of 25 Hz. This corresponds to an average power of 14 mW. The pump depletion (conversion efficiency) exceeds 40%. Without intracavity etalon, the 12.6 ps long mid-IR micropulses have a spectral width of 240 GHz.
Original languageEnglish
Title of host publicationNonlinear Frequency Generation and Conversion
Subtitle of host publicationMaterials, Devices, and Applications IX
EditorsPeter E. Powers
PublisherSPIE
Number of pages8
DOIs
Publication statusPublished - 18 Feb 2010
EventSPIE LASE 2010 - San Francisco, United States
Duration: 23 Jan 201028 Jan 2010

Publication series

NameProceedings
PublisherSPIE
Volume7582

Scientific committee

Scientific committeeSPIE LASE 2010
Country/TerritoryUnited States
CitySan Francisco
Period23/01/1028/01/10

Keywords

  • synchronously pumped optical parametric oscillators
  • mid-infrared
  • cadmium silicon phosphide
  • picosecond pulses

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