Title :
High performance room-temperature terahertz intracavity difference-frequency generation in quantum cascade lasers
Author :
Vijayraghavan, Karun ; Jiang, Yizhang ; Jiang, Aimin ; Demmerle, F. ; Boehm, G. ; Wang, Xiongfei ; Troccoli, Mariano ; Amann, Markus C. ; Belkin, Mikhail A.
Author_Institution :
Electr. & Comput. Eng. Dept., Univ. of Texas at Austin, Austin, TX, USA
Abstract :
Room-temperature, narrow-linewidth terahertz quantum cascade laser sources based on intracavity Cherenkov difference-frequency generation with emission over the 2 to 4 THz range and a maximum power of 0.12 mW is demonstrated.
Keywords :
laser cavity resonators; microwave photonics; optical frequency conversion; quantum cascade lasers; spectral line breadth; frequency 2 THz to 4 THz; high performance room-temperature terahertz intracavity difference-frequency generation; intracavity Cherenkov difference-frequency generation; power 0.12 mW; room-temperature narrow-linewidth terahertz quantum cascade laser sources; temperature 293 K to 298 K; Artificial intelligence; Indium gallium arsenide; Integrated optics; Optical coupling; Optical losses; Quantum cascade lasers;
Conference_Titel :
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2013 38th International Conference on
Conference_Location :
Mainz
DOI :
10.1109/IRMMW-THz.2013.6665495
