基于单谐振光参量振荡器产生可调谐中红外双频激光的研究

Translated title of the contribution: Tunable Mid-IR dual frequency laser based on a single-resonant optical parametric oscillator

Kun Li, Su Hui Yang, Xin Wang*, Zhuo Li, Jin Ying Zhang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A Tunable Mid-IR dual frequency laser based on single-resonant optical parametric oscillator is presented. The mid-infrared wavelength tunability of 3~3.8 μm is achieved by adjusting the temperature and polarization period of MgO: PPLN crystal. When the pump power is 6.9 W and the temperature of the MgO: PPLN is 75℃, output power of 1.25 W is obtained. The highest optical-optical conversion efficiency of the idler light with respect to pump light is 18.2%. The beat note frequency is equal to the beat note frequency of the pump, which can be tuned from 125 to 175 MHz. The modulation index of the beat note of idle could be adjusted with different dual-frequency power radio of pump.

Translated title of the contributionTunable Mid-IR dual frequency laser based on a single-resonant optical parametric oscillator
Original languageChinese (Traditional)
Pages (from-to)195-202
Number of pages8
JournalHongwai Yu Haomibo Xuebao/Journal of Infrared and Millimeter Waves
Volume38
Issue number2
DOIs
Publication statusPublished - 1 Apr 2019

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