Title :
Development of a pulsed quantum cascade laser based CO sensor using advanced signal processing techniques
Author :
So, S.G. ; Wysocki, G. ; Weidmann, D. ; Tittel, F.K.
Author_Institution :
Rice Quantum Inst., Rice Univ., Houston, TX, USA
Abstract :
A pulsed, thermoelectrically cooled 4.6 μm DFB-QCL CO sensor, incorporating a 100 m multipass cell and HgCdTe detector, is used to evaluate various processing schemes and their effects on temporal resolution, sensitivity, and selectivity of the spectrometer.
Keywords :
carbon compounds; distributed feedback lasers; gas sensors; infrared spectrometers; quantum cascade lasers; signal processing; 100 m; 4.6 micron; CO; DFB-QCL; HgCdTe; HgCdTe detector; advanced signal processing technique; carbon monoxide sensor; multipass cell; pulsed quantum cascade laser; spectrometer; temporal resolution; thermoelectrical cooling; Data acquisition; Gas detectors; Gas lasers; Optical pulses; Optical sensors; Optical signal processing; Quantum cascade lasers; Signal processing; Spectroscopy; Thermal sensors;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1548985
