High Power and Efficient 4.43 μm BaGa<sub>4</sub>Se<sub>7</sub> Optical Parametric Oscillator Pumped at 1064 nm

A high power and efficiency mid-infrared optical parametric oscillator based on a BaGa<sub>4</sub>Se<sub>7</sub> crystal is demonstrated in this paper. It was pumped by a 500 Hz Q-switched Nd:YAG laser at room temperature. Without cooling, up to 0.76 W output power at 4.43 μm...

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Bibliographic Details
Main Authors: Minqiang Kang, Ying Deng, Jiyong Yao, Qihua Zhu
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Photonics
Subjects:
Online Access:https://www.mdpi.com/2304-6732/9/2/105