Dual-frequency Mid-IR Optical Parametric Oscillation

  title={Dual-frequency Mid-IR Optical Parametric Oscillation},
  author={Suhui Yang and Kun Li and Xin Wang and Zhuo Li and Yan Gao and Jin Ying Zhang},
A dual-frequency 1064 nm laser pumped an OPO. 2.2 W RF intensity modulated light was obtained at 3.1-3.8 μm. The modulation frequency was 140 MHz-160 MHz. Higher order harmonic was observed in the mid-IR modulation spectra.