Preparation and study of laser active elements based on yttrium oxide

Authors

  • V. V. Osipov Institute of Electrophysics, Ural Branch of the Russian Academy of Sciences
  • V. A. Shitov Institute of Electrophysics, Ural Branch of the Russian Academy of Sciences

Keywords:

nanopowder, optical ceramics, transmission spectra, lasing

Abstract

The results of research on the creation of highly transparent active elements of solid-state lasers based on nanopowders synthesized in a laser plume are presented. It has been shown that the productivity of obtaining nanoparticles with an average size of 13 nm is 30 g/hour. Their size distribution range does not exceed 40 nm. Ceramic samples prepared from Yb:Y2O3 powders had a transmission at the lasing wavelength of ~82%, that is, close to theoretical. Pumping the synthesized samples at a wavelength of λ = 929 nm made it possible to obtain lasing at λ = 1073 nm with a power of ~8 W with a record optical efficiency of 69,3% with a differential efficiency of 74,5%.

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Published

2024-09-02

How to Cite

Осипов, В., & Шитов, В. (2024). Preparation and study of laser active elements based on yttrium oxide. Lasers. Measurements. Information, 4(2), 4-13. Retrieved from http://lasers-measurement-information.ru/ojs/index.php/laser/article/view/86

Issue

Section

Laser physics