Title :
Broadly-tunable room-temperature monolithic terahertz quantum cascade laser sources
Author :
Aiting Jiang ; Seungyong Jung ; Yifan Jiang ; Vijayraghavan, Karun ; Jaehyun Kim ; Belkin, Mikhail
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Texas at Austin, Austin, TX, USA
Abstract :
We report a monolithic terahertz source made of an array of 10 electrically-tunable mid-infrared quantum cascade lasers with intra-cavity terahertz difference-frequency generation. Continuous tunability between 2 and 4 THz is demonstrated at room temperature.
Keywords :
laser cavity resonators; laser tuning; microwave photonics; optical frequency conversion; quantum cascade lasers; broadly-tunable quantum cascade laser sources; continuous tunability; electrically-tunable mid-infrared quantum cascade lasers; frequency 2 THz to 4 THz; intra-cavity terahertz difference-frequency generation; monolithic terahertz quantum cascade laser sources; room-temperature quantum cascade laser sources; temperature 293 K to 298 K;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
