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  4. Advances in 2 µm polarization-maintaining thulium-doped Q-switched fiber lasers for frequency conversion into the mid-IR
 
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2021
Conference Paper
Title

Advances in 2 µm polarization-maintaining thulium-doped Q-switched fiber lasers for frequency conversion into the mid-IR

Abstract
A diode-pumped actively Q-switched Tm3+-doped fiber laser is reported generating pulse energies of 800 µJ, pulse widths of 43 ns and peak powers of 17.5 kW. By using the single-oscillator as a pump source for nonlinear frequency conversion, mid-IR pulse energies of 230 µJ are extracted from a ZnGeP2 (ZGP) optical parametric oscillator (OPO).
Author(s)
Schneider, Julian  
Fraunhofer-Institut für Optronik, Systemtechnik und Bildauswertung IOSB  
Forster, Patrick  
Fraunhofer-Institut für Optronik, Systemtechnik und Bildauswertung IOSB  
Romano, Clément  
Fraunhofer-Institut für Optronik, Systemtechnik und Bildauswertung IOSB  
Eichhorn, Marc  
Fraunhofer-Institut für Optronik, Systemtechnik und Bildauswertung IOSB  
Kieleck, Christelle  
Fraunhofer-Institut für Optronik, Systemtechnik und Bildauswertung IOSB  
Mainwork
Nonlinear Frequency Generation and Conversion: Materials and Devices XX  
Conference
Conference "Nonlinear Frequency Generation and Conversion - Materials and Devices" 2021  
DOI
10.1117/12.2577118
Language
English
Fraunhofer-Institut für Optronik, Systemtechnik und Bildauswertung IOSB  
Keyword(s)
  • Q-switched Laser

  • Thulium

  • fiber laser

  • polarization-maintaining

  • Zinc-Germanium-Phosphide

  • optical parametric oscillator

  • Mid-IR Laser Source

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