100-W Yb:YAG thin-disk vortex laser oscillator

Hongshan Chen, Qing Wang, Xin Liu, Heyan Liu, Xinhua Guo, Tingting Yang, Lisong Yan*, Jinwei Zhang*

*Corresponding author for this work

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Abstract

Optical vortices carrying orbital angular momentum and spiral wavefront phases have garnered increasing research interest owing to their numerous applications. Here, we present a simple yet effective approach to generate powerful optical vortices directly from a thin-disk laser oscillator. The demonstrated source delivered Laguerre-Gaussian beams with an output power of up to 101 W. To the best of our knowledge, this is the highest output power of all optical vortex laser oscillators. The high-power vortex output will have significant implications for laser ablation and micromachining at high throughput and for large-area applications. Additionally, it serves as a new platform for the further development of more complex high-power optical-vortex beams.

Original languageEnglish
Pages (from-to)1-10
Number of pages10
JournalLight: Advanced Manufacturing
Volume4
Issue number4
DOIs
Publication statusPublished - 2023
Externally publishedYes

Keywords

  • High power
  • Thin disk
  • Transverse-mode control
  • Vortex oscillator

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Chen, H., Wang, Q., Liu, X., Liu, H., Guo, X., Yang, T., Yan, L., & Zhang, J. (2023). 100-W Yb:YAG thin-disk vortex laser oscillator. Light: Advanced Manufacturing, 4(4), 1-10. https://doi.org/10.37188/LAM.2023.040