High-Sensitivity Measurement of Environmental NO2 by Laser Photoacoustic Spectroscopy

Gaoxuan Wang,Hongming Yi,Eric Fertein,Markus W. Sigrist,Weidong Chen

High-Sensitivity Measurement of Environmental NO2 by Laser Photoacoustic Spectroscopy

2018

Gaoxuan Wang
Hongming Yi
Eric Fertein
Markus W. Sigrist
Weidong Chen

A photoacoustic spectroscopy based NO2 sensor was developed for measurement of ambient NO2 with a sensitivity of about 0.4 ppb (SNR=1) in 1 min, which was validated with side-by-side measurements using a referenced NOx analyzer.

Keywords:

Spectrum analyzer
Optoelectronics
Photoacoustic spectroscopy
Materials science
Laser
NOx
laser beams
optical sensing

Correction
Source
Cite
Save
Machine Reading By IdeaReader

References

Citations