Tomographic absorption spectroscopy for the study of gas dynamics and reactive flows

W Cai, CF Kaminski - Progress in energy and combustion science, 2017 - Elsevier
Optical imaging techniques are ubiquitous for the resolution of non-uniformities in gas flows.
Planar imaging techniques such as laser-induced fluorescence are well established and …

Tomographic imaging of temperature and chemical species based on hyperspectral absorption spectroscopy

L Ma, W Cai, AW Caswell, T Kraetschmer… - Optics express, 2009 - opg.optica.org
A novel technique has been developed to obtain simultaneous tomographic images of
temperature and species concentration based on hyperspectral absorption spectroscopy …

Optical tomography

C Haisch - Annual Review of Analytical Chemistry, 2012 - annualreviews.org
The number of applications using optical tomography has significantly increased over the
past decade. A literature research providing this term as keyword gives 26 hits for 1990, 719 …

Numerical investigation of hyperspectral tomography for simultaneous temperature and concentration imaging

L Ma, W Cai - Applied optics, 2008 - opg.optica.org
We investigate the simultaneous tomographic reconstruction of temperature and species
concentration using hyperspectral absorption spectroscopy. Previous work on absorption …

[HTML][HTML] A tomographic technique for the simultaneous imaging of temperature, chemical species, and pressure in reactive flows using absorption spectroscopy with …

W Cai, CF Kaminski - Applied Physics Letters, 2014 - pubs.aip.org
This paper proposes a technique that can simultaneously retrieve distributions of
temperature, concentration of chemical species, and pressure based on broad bandwidth …

New and established techniques for surface gas monitoring at onshore CO2 storage sites

DG Jones, T Barlow, SE Beaubien, G Ciotoli, TR Lister… - Energy Procedia, 2009 - Elsevier
New methods for the monitoring of CO2 near the ground surface at geological CO2 storage
sites have been tested over areas of natural CO2 emission. Mobile open path laser …

Volcanic CO2 flux measurement at Campi Flegrei by tunable diode laser absorption spectroscopy

M Pedone, A Aiuppa, G Giudice, F Grassa… - Bulletin of …, 2014 - Springer
Near-infrared room temperature tunable diode lasers (TDL) have recently found increased
usage in atmospheric chemistry and air monitoring research, but applications in volcanology …

Gas-phase photoacoustic sensor at 8.41 μm using quartz tuning forks and amplitude-modulated quantum cascade lasers

MD Wojcik, MC Phillips, BD Cannon, MS Taubman - Applied Physics B, 2006 - Springer
We demonstrate the performance of a novel infrared photoacoustic laser absorbance sensor
for gas-phase species using an amplitude-modulated quantum cascade (QC) laser and a …

A Geochemical Multi-Methodological Approach in Hazard Assessment of CO2-Rich Gas Emissions at Mt. Amiata Volcano (Tuscany, Central Italy)

F Tassi, O Vaselli, F Cuccoli, A Buccianti, B Nisi… - Water, Air, & Soil …, 2009 - Springer
The present work aims to assess the hazard for human health related to CO 2 anomalous
concentrations in air emitted from dry gas vents located in the NE area of Mt. Amiata volcano …

Origin of the gases released from the Acqua Passante and Ermeta wells (Mt. Amiata, central Italy) and possible environmental implications for their closure

B Nisi, O Vaselli, F Tassi, J de Elio… - Annals of …, 2014 - annalsofgeophysics.eu
Abstract The Mt. Amiata volcano (Tuscany, central Italy) hosts the second largest geothermal
field of Italy. Its SW and NE sectors are characterized by the presence of several CO 2-rich (> …