Second harmonic generation in inhomogeneous MgO:LiNbO3 waveguides

  • Guo Hui Li
  • , Hai Ling Jiang
  • , Xin Ye Xu*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

A fibre laser at 1111.6 nm is frequency doubled by two inhomogeneous MgO:LiNbO3 waveguides and the output powers of 85 mW and 49 mW at 555.8 nm have been generated with the conversion efficiencies of 47% and 27% respectively. By analysing the second harmonic generation temperature tuning curves, we investigate the influence of the optical inhomogeneities upon the conversion efficiency. The final result shows that the efficiency difference is mainly affected by the optical inhomogeneities in our case.

Original languageEnglish
Article number064201
JournalChinese Physics B
Volume20
Issue number6
DOIs
StatePublished - Jun 2011
Externally publishedYes

Keywords

  • optical inhomogeneities
  • second harmonic generation
  • waveguide

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