465 nm laser sources by intracavity frequency doubling using a 49-edge-emitters laser bar

Kang Li, Nigel Copner, Hongying Wang

Research output: Contribution to journalArticle

Abstract

A compact blue laser was generated by intracavity frequency doubling based on quasi-phase-matched second-harmonic generation (SHG) in a MgO-doped periodically poled lithium niobate bulk crystal. A 49 single-transverse-mode edge-emitters laser bar with antireflective coating was used as a pump source. An optical output power of 1.2?W SHG of blue lights at 465?nm is generated at 45?A injection current, equivalent to an overall wall-plug efficiency sof 1.33%.
Original languageEnglish
Pages (from-to)361 - 363
Number of pages2
JournalOptics Letters
Volume36
Issue number3
DOIs
Publication statusPublished - 1 Feb 2011

Keywords

  • diode laser
  • SHG
  • blue laser

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