Presentation
1 April 2022 Comparison of ZGP and CSP for generation of high average power mid IR light
Author Affiliations +
Abstract
CdSiP2 (CSP) is a nonlinear optical crystal developed as a wider-band-gap analog of ZnGeP2 (ZGP) to enable mid-infrared generation. A direct comparison of the performance of ZGP and CSP crystals in mid-IR generating OPOs was performed with a 4 W Tm:YAP pump laser. CSP was shown to outperform ZGP in this configuration. A ring OPO using CSP with a 2.09 micron pump and 80W of power was used to generate 27 W of mid-IR light demonstrating CSP’s viability for high average power generation. An OPO seeded OPA was then used to directly compare CSP and ZGP with this same source as well as with an upgraded 140W source.
Conference Presentation
© (2022) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Kevin T. Zawilski, Peter Schunemann, Spencer Horton, Leonard Pomeranz, Lew Goldberg, Brian Cole, Jonathan Slagle, and Kent Averett "Comparison of ZGP and CSP for generation of high average power mid IR light", Proc. SPIE PC11985, Nonlinear Frequency Generation and Conversion: Materials and Devices XXI, PC1198502 (1 April 2022); https://doi.org/10.1117/12.2609222
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KEYWORDS
Mid-IR

Crystals

Optical parametric oscillators

Laser crystals

Laser development

Laser sources

Optical semiconductors

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