Diode-pumped single-frequency Tm:YAG NPRO laser by using different pumping spot sizes

Zhifeng Lin, Chunqing Gao*, Mingwei Gao, Yunshan Zhang, Lingni Zhu, Yan Zheng

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

This paper presents the experimental results of the monolithic Tm:YAG nonplanar ring oscillator (NPRO) pumped by two kinds of laser diodes with different pumping spot sizes. By longitudinal pumping in continuous-wave operation, a single-frequency output power of 404 mW was obtained at room temperature, with a slope efficiency of 48. 2%. The influences of the pumping spot sizes on the beam properties were also discussed.

Original languageEnglish
Pages (from-to)410-413
Number of pages4
JournalFrontiers of Optoelectronics in China
Volume2
Issue number4
DOIs
Publication statusPublished - 2009

Keywords

  • Tm:YAG laser
  • laser diode
  • nonplanar ring oscillator (NPRO)
  • pumping spot size

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