Highly efficient octave-spanning long-wavelength infrared generation with a 74% quantum efficiency in a χ(2) waveguide

• Main Authors: Hu, Bo, Yang, Xuemei, Wu, Jiangen, Lu, Siyi, Yang, Hang, Long, Zhe, He, Linzhen, Luo, Xing, Tian, Kan, Wang, Weizhe, Li, Yang, Wu, Han, Li, Wenlong, Guo, Chunyu, Yang, Huan, Wang, Qi Jie, Liang, Houkun
• Other Authors: School of Electrical and Electronic Engineering
• Format: Article
• Language: English
• Published: 2024
• Subjects: Engineering; Birefringence; Infrared radiation
• Online Access: https://hdl.handle.net/10356/173872
• Institution: Nanyang Technological University

The realization of compact and efficient broadband mid-infrared (MIR) lasers has enormous impacts in promoting MIR spectroscopy for various important applications. A number of well-designed waveguide platforms have been demonstrated for MIR supercontinuum and frequency comb generations based on cubi...