Title :
Applications of external cavity quantum cascade lasers: Broadband mid-IR laser heterodyne radiometry
Author :
Wysocki, Gerard ; Weidmann, Damien
Author_Institution :
Electr. Eng. Dept., Princeton Univ., Princeton, NJ, USA
Abstract :
Broadband thermal infrared heterodyne spectro-radiometry performed over a frequency range of more than 100 cm-1 at lambda=8.4 mum using an external cavity quantum cascade laser as a tunable local oscillator will be reported.
Keywords :
laser cavity resonators; laser tuning; measurement by laser beam; quantum cascade lasers; radiometry; broadband mid-IR laser heterodyne radiometry; external cavity quantum cascade laser; thermal infrared spectro-radiometry; tunable local oscillator; wavelength 8.4 mum; Frequency; Infrared spectra; Instruments; Laser theory; Laser tuning; Optical mixing; Quantum cascade lasers; Quantum well lasers; Radiometry; Tunable circuits and devices; (140.3600) Lasers, tunable; (140.5965) Semiconductor lasers, quantum cascade; (300.6310) Spectroscopy, heterodyne; (300.6340) Spectroscopy, infrared;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
