A 980-nm Yb-doped fiber MOPA source and its frequency doubling

  • D.B.S. Soh
  • , C. Codemard
  • , S. Wang
  • , J. Nilsson
  • , J.K. Sahu
  • , F. Laurell
  • , V. Philippov
  • , Y. Jeong
  • , C. Alegria
  • , S. Baek

Research output: Contribution to journalArticleScientificpeer-review

71 Citations (Scopus)

Abstract

A continuous-wave (CW) master oscillator-power amplifier (MOPA) fiber source, tunable around 978 run, was frequency-doubled to 488.7 nm. Both the laser and the amplifier were made with cladding-pumped jacketed air-clad Yb-doped fibers. The MOPA generated up to 2.7 W of power in an output beam with an M-2 value of 1.8. This was frequency-doubled in a periodically poled potasium titanyl phosphate crystal at room temperature, in a single-pass configuration. The generated blue light had a CW power of 18.1 mW, a nearly Gaussian spatial intensity profile, and an M-2 value of 1.7.

Original languageEnglish
Pages (from-to)1032-1034
Number of pages3
JournalIEEE Photonics Technology Letters
Volume16
Issue number4
DOIs
Publication statusPublished - Apr 2004
Externally publishedYes
Publication typeA1 Journal article-refereed

Publication forum classification

  • Publication forum level 2

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