Author:
Flemens Noah,Heberle Dylan,Zheng Jiaoyang,Davis Connor,Zawilski Kevin,Schunemann Peter G.,Moses Jeffrey
Abstract
We demonstrate dramatic parametric amplifier conversion efficiency enhancement simply by arranging for simultaneously phase-matched idler second-harmonic generation, with 44% pump-to-signal energy conversion (68% pump depletion) in a 48-dB-gain bulk-crystal mid-IR amplifier stage with Gaussian beams.