Title :
Recent progress on terahertz quantum-cascade lasers
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Massachusetts Inst. of Technol., Cambridge, MA, USA
Abstract :
Terahertz quantum-cascade lasers are based on intersubband optical transitions that could be “engineered”. Operation above 160 K has been demonstrated for frequencies ranging from 1.8-4.4 THz. This talk reviews their recent progress, design aspects and future challenges.
Keywords :
quantum cascade lasers; terahertz waves; frequency 1.8 THz to 4.4 THz; intersubband optical transition; terahertz quantum cascade lasers; Frequency; Laser transitions; Optical mixing; Optical receivers; Optical scattering; Optical sensors; Power lasers; Quantum cascade lasers; Semiconductor lasers; Temperature;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
