Title :
Infrared Heterodyne Radiometry using Quantum Cascade Laser as Tunable Local Oscillator: Application to Atmospheric Studies
Author :
Weidmann, Damien ; Reburn, Jolyon ; Smith, Kevin
Author_Institution :
CCLRC Rutherford Apple ton Lab., Didcot
Abstract :
QCLs offer an alternative to gas lasers as local oscillators in infrared laser heterodyne radiometers (LHRs). A QCL-based LHR operating in frequency-sweep mode has been developed and deployed in laboratory and field measurements.
Keywords :
atmospheric techniques; laser modes; laser tuning; oscillators; quantum cascade lasers; radiometers; radiometry; atmospheric studies; frequency-sweep mode; gas lasers; infrared heterodyne radiometry; infrared laser heterodyne radiometers; quantum cascade laser; tunable local oscillator; Atmospheric measurements; Frequency; Gas lasers; Laboratories; Laser modes; Local oscillators; Quantum cascade lasers; Radiometers; Radiometry; Tunable circuits and devices;
Conference_Titel :
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/CLEO.2007.4452780