Laser-diode pumped 40-W YbiYAGceramic laser

  • Qiang Hao*
  • , Wenxue Li
  • , Haifeng Pan
  • , Xiaoyi Zhang
  • , Benxue Jiang
  • , Yubai Pan
  • , Heping Zeng
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

27 Scopus citations

Abstract

We demonstrated a high-power continuous-wave (CW) polycrystalline Yb:YAG ceramic laser pumped by fiber-pigtailed laser diode at 968 nm with 400 |im fiber core. The Yb:YAG ceramic laser performance was compared for different Yb 3+ ion concentrations in the ceramics by using a conventional end-pump laser cavity consisting of two flat mirrors with output couplers of different transmissions. A CW laser output of 40 W average power with M 2 factor of 5.8 was obtained with 5 mol% Yb concentration under 120 W incident pump power. This is to the best of our knowledge the highest output power in end-pumped bulk Yb:YAG ceramic laser.

Original languageEnglish
Pages (from-to)17734-17738
Number of pages5
JournalOptics Express
Volume17
Issue number20
DOIs
StatePublished - 28 Sep 2009
Externally publishedYes

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