Temperature-dependent second harmonic generation process based on an MgO-doped periodically poled lithium niobate waveguide

Shi Kui Shen, Ai Ying Yang*, Lin Zuo, Jian Min Cui, Yu Nan Sun

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

11 Citations (Scopus)

Abstract

The temperature dependency of a 5-mol% MgO-doped periodically poled lithium niobate waveguide was investigated in this paper. We started with the temperature-dependent refractive index equation for the waveguide. Secondly, the temperature dependency of the second harmonic generation effect was experimentally researched under different temperatures and pump powers. The quasi-phase matched wavelengths, efficiency bandwidths and peak efficiencies of the waveguide were measured. The experimental results agreed with theoretical simulations, which are indispensable in the following all-optical sampling studies based on the cascaded second harmonic generation/difference-frequency generation process in the current device.

Original languageEnglish
Article number104206
JournalChinese Physics B
Volume20
Issue number10
DOIs
Publication statusPublished - Oct 2011

Keywords

  • Sellmeier equation
  • periodically poled lithium niobate
  • quasi-phase matching
  • second harmonic generation

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