Title :
Long wavelength, multi frequency THz quantum cascade lasers
Author :
Scalari, Giacomo ; Walther, Christoph ; Sirigu, Lorenzo ; Faist, Jérôme ; Sadowsky, Marcin L. ; Beere, Harvey E. ; Ritchie, David
Author_Institution :
Inst. of Phys., Univ. of Neuchatel, Neuchatel
Abstract :
Quantum cascade lasers emitting at 2.3, 1.66 and 1.39 THz are demonstrated. Active region is based on a large quantum well and magnetic field applied perpendicularly to the layers increases the gain enabling laser action.
Keywords :
quantum cascade lasers; submillimetre wave generation; submillimetre waves; frequency 1.39 THz; frequency 1.66 THz; frequency 2.3 THz; long wavelength laser; multi frequency terahertz quantum cascade laser; quantum well; Frequency; Laboratories; Laser excitation; Laser theory; Magnetic fields; Optical imaging; Physics; Quantum cascade lasers; Quantum well lasers; Semiconductor lasers;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4628284
