Single-frequency and dual-wavelength Ho:YAG nonplanar ring oscillator resonantly pumped by a Tm:YLF laser

Lei Wang, Chunqing Gao, Mingwei Gao, Yan Li, Fuyong Yue, Li Liu

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

A resonantly pumped monolithic Ho:YAG nonplanar ring oscillator (NPRO) with single-frequency and dual-wavelength laser outputs is demonstrated. The Ho:YAG NPRO is resonantly pumped by a 1907-nm Tm:YLF laser. In single-frequency operation, the output power is 3.09 W, with a slope efficiency of 61% and an optical efficiency of 48% with respect to the pump power. Up to 10 W dual-wavelength laser output at 2091 and 2097 nm is also obtained from the Ho:YAG NPRO with the maximum pump power, with a slope efficiency of 61% with respect to the pump power

Original languageEnglish
Article number061603
JournalOptical Engineering
Volume53
Issue number6
DOIs
Publication statusPublished - 1 Jun 2014

Keywords

  • Ho:YAG
  • dualwavelength
  • nonplanar ring oscillator
  • single frequency

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