Title :
Recent Progress in Long Wavelength Quantum Cascade Lasers
Author_Institution :
Inst. de Phys., Neuchatel Univ.
Abstract :
The quantum cascade lasers technology has witnessed important progress in the last few years, with the demonstration of single frequency continuous wave operation above room temperature. Terahertz quantum cascade lasers have also shown great performance improvements with very long wavelength and two color operation
Keywords :
laser beams; laser cavity resonators; laser tuning; quantum cascade lasers; submillimetre wave lasers; thermo-optical effects; color operations; external laser cavity; laser tuning; long-wavelength quantum cascade lasers; single frequency continuous laser wave operation; terahertz quantum cascade lasers; Biomedical optical imaging; Chemical lasers; Distributed feedback devices; Frequency; Laser transitions; Optical feedback; Optical sensors; Quantum cascade lasers; Semiconductor lasers; Temperature sensors;
Conference_Titel :
Semiconductor Laser Conference, 2006. Conference Digest. 2006 IEEE 20th International
Conference_Location :
Kohala Coast, HI
Print_ISBN :
0-7803-9560-3
DOI :
10.1109/ISLC.2006.1708057
