Continuous-wave laser performance of 10 at% Yb:YSAG transparent ceramics

  • Cheng Ouyang
  • , Yang Liu
  • , Zejiang Deng
  • , Zhiwei Zhu
  • , Lian Zhou
  • , Daping Luo
  • , Chenglin Gu
  • , Yagang Feng
  • , Jiang Li
  • , Wenxue Li*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We report on the continuous-wave and tunable laser operation of transparent 10 at% Yb:Y3Sc1.5Al3.5O12 (Yb:YSAG) ceramics, which have a dense and homogenous microstructure after being sintered at 1820 °C for 10 h. The Yb:YSAG ceramics have excellent optical in-line transmittance characteristics. The broad absorption and emission spectra of Yb:YSAG demonstrated that these ceramics are suitable for laser-diode pumping solid-state lasers. For the 2-mm thick ceramic, a continuous-wave output power of 1.79 W at 1031 nm was measured with a slope efficiency of 18.3%, and a smooth tunable spectra ranging from 1021 nm to 1040 nm has been obtained, with a tunable wavelength exceeding approximately 19 nm.

Original languageEnglish
Article number126211
JournalMaterials Research Express
Volume6
Issue number12
DOIs
StatePublished - 2019

Keywords

  • ceramic
  • laser materials
  • solid-state laser

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