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Related Experiment Video

Updated: May 18, 2026

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
10:17

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

Optical model and optimal output coupler for a continuous wave Yb:YAG thin-disk laser with multiple-disk

Guangzhi Zhu1, Xiao Zhu, Changhong Zhu

  • 1Wuhan National Laboratory for Optoelectronics, National Engineering Research Center for Laser Processing, Huazhong University of Science and Technology, Hubei, China. zgzxb@sohu.com

Applied Optics
|September 13, 2012
PubMed
Summary

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This study models continuous wave (cw) thin-disk lasers with multiple disks. It analyzes performance, providing insights for optimizing output and resonator intensity in Yb:YAG systems.

Area of Science:

  • Laser Physics
  • Optical Engineering

Background:

  • Continuous wave (cw) thin-disk lasers are crucial for high-power applications.
  • Understanding the operational performance of multi-disk resonators is essential for laser design.

Purpose of the Study:

  • To present fundamental principles of operational performance for multi-disk cw thin-disk lasers.
  • To analyze the impact of multiple disks within a single resonator on laser parameters.

Main Methods:

  • Modeling an end-pumped Yb:YAG thin-disk laser with nonuniform temperature distribution.
  • Deriving analytic expressions to evaluate laser output intensity, resonator intensity, threshold intensity, and optical efficiency.
  • Investigating the influence of output coupler reflectivity and the number of disks.

Related Experiment Videos

Last Updated: May 18, 2026

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
10:17

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

Main Results:

  • Analytic expressions derived for key performance metrics of multi-disk thin-disk lasers.
  • Demonstrated dependence of laser parameters on output coupler reflectivity and disk count.
  • Identified optimal output coupler reflectivity for enhanced laser performance.

Conclusions:

  • The study provides a framework for optimizing multi-disk thin-disk laser designs.
  • Findings are valuable for controlling laser intensity and maximizing efficiency in Yb:YAG systems.
  • The research contributes to the advancement of high-power laser technology.