Standoff chemical detection using laser absorption spectroscopy: a review
Remote chemical detection in the atmosphere or some specific space has always been of
great interest in many applications for environmental protection and safety. Laser absorption …
great interest in many applications for environmental protection and safety. Laser absorption …
Stationary and drone-assisted methane plume localization with dispersion spectroscopy
This work presents stationary and mobile retroreflector-based remote sensing techniques for
methane leak localization and quantification using chirped laser dispersion spectroscopy …
methane leak localization and quantification using chirped laser dispersion spectroscopy …
Analysis of temporal and spatial variability of atmospheric concentration within Paris from the GreenLITE™ laser imaging experiment
Abstract In 2015, the Greenhouse gas Laser Imaging Tomography Experiment
(GreenLITE™) measurement system was deployed for a long-duration experiment in the …
(GreenLITE™) measurement system was deployed for a long-duration experiment in the …
[HTML][HTML] Fast horizontal radial plume map** of N2O using open-path absorption spectroscopy with a quantum-cascade laser
We demonstrate record fast horizontal radial plume map** (HRPM) of nitrous oxide (N 2
O) emissions, enabled by a quantum-cascade laser (QCL) and an open-path direct …
O) emissions, enabled by a quantum-cascade laser (QCL) and an open-path direct …
[HTML][HTML] Estimating vehicle carbon dioxide emissions from Boulder, Colorado, using horizontal path-integrated column measurements
We performed 7.5 weeks of path-integrated concentration measurements of CO 2, CH 4, H 2
O, and HDO over the city of Boulder, Colorado. An open-path dual-comb spectrometer …
O, and HDO over the city of Boulder, Colorado. An open-path dual-comb spectrometer …
Ground-to-UAV, laser-based emissions quantification of methane and acetylene at long standoff distances
Determination of trace gas emissions from sources is critical for understanding and
regulating air quality and climate change. Here, we demonstrate a method for rapid …
regulating air quality and climate change. Here, we demonstrate a method for rapid …
Remote sensing technologies for detecting, visualizing and quantifying gas leaks
X Watremez, A Marblé, T Baron, X Marcarian… - … and Exhibition on …, 2018 - onepetro.org
Remote sensing technologies can be applied for a wide range of gas leak flowrates and in
three main cases:(1) major leaks in crisis management;(2) medium size leaks in safety …
three main cases:(1) major leaks in crisis management;(2) medium size leaks in safety …
Simultaneous measurement of gas absorption and path length by employing the first harmonic phase angle method in wavelength modulation spectroscopy
C Yang, L Mei, X Wang, H Deng, M Hu, Z Xu… - Optics …, 2020 - opg.optica.org
Tunable diode laser absorption spectroscopy has been widely employed for gas sensing,
where the gas concentration is often obtained from the absorption signal with a known or a …
where the gas concentration is often obtained from the absorption signal with a known or a …
Monitoring urban greenhouse gases using open-path Fourier transform spectroscopy
Urban areas are large sources of greenhouse gases (GHGs) to the atmosphere.
Measurements of atmospheric GHGs in urban areas provide information on these …
Measurements of atmospheric GHGs in urban areas provide information on these …
[HTML][HTML] Estimating oil sands emissions using horizontal path-integrated column measurements
Improved technologies and approaches to reliably measure and quantify fugitive
greenhouse gas emissions from oil sands operations are needed to accurately assess …
greenhouse gas emissions from oil sands operations are needed to accurately assess …