H. Tran
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View article: SpeCT: A state-of-the-art tool to calculate correlated-k tables and continua of CO_2-H_2O-N_2 gas mixtures
SpeCT: A state-of-the-art tool to calculate correlated-k tables and continua of CO_2-H_2O-N_2 gas mixtures Open
A key challenge in modeling (exo)planetary atmospheres lies in generating extensive opacity datasets that cover the wide variety of possible atmospheric composition, pressure, and temperature conditions. This critical step requires specifi…
View article: New beyond-Voigt line-shape profile recommended for the HITRAN database
New beyond-Voigt line-shape profile recommended for the HITRAN database Open
Parameters associated with the collisional perturbation of spectral lines are essential for modeling the absorption of electromagnetic radiation in gas media. The HITRAN molecular spectroscopic database provides these parameters, although …
View article: Implementation of SI-traceability in the TCCON and COCCON observations: the  Metrology for Comparable and Trustworthy Greenhouse gas remote sensing datasets (24GRD06 MetCTG) project
Implementation of SI-traceability in the TCCON and COCCON observations: the  Metrology for Comparable and Trustworthy Greenhouse gas remote sensing datasets (24GRD06 MetCTG) project Open
Satellite remote sensing of global greenhouse gas (GHG) concentrations provides invaluable information about GHG sources and sinks, supporting efficient climate mitigation policies. Recently, the accuracy targets of upcoming GHG satellite …
View article: Ongoing activities at LMD to prepare the CH4 space lidar mission MERLIN
Ongoing activities at LMD to prepare the CH4 space lidar mission MERLIN Open
International audience
View article: Experimental absorption spectra used in "Spectral profile of ro-vibrational transitions of HCl broadened by He, Ar and SF6: testing the β-correction to the Hartmann-Tran profile and the speed dependent (complex) hard collision model"
Experimental absorption spectra used in "Spectral profile of ro-vibrational transitions of HCl broadened by He, Ar and SF6: testing the β-correction to the Hartmann-Tran profile and the speed dependent (complex) hard collision model" Open
Experimental absorption spectra used in the article entitled "Spectral profile of ro-vibrational transitions of HCl broadened by He, Ar and SF6: testing the β-correction to the Hartmann-Tran profile and the speed dependent (complex) hard c…
View article: Non-impact effects in the absorption spectra of HCl diluted in CO2, air, and He: Measurements and predictions
Non-impact effects in the absorption spectra of HCl diluted in CO2, air, and He: Measurements and predictions Open
Non-impact effects in the absorption spectra of HCl in various collision-partners are investigated both experimentally and theoretically. Fourier transform spectra of HCl broadened by CO2, air, and He have been recorded in the 2-0 band reg…
View article: Effect of Non-Markovian Collisions on Measured Integrated Line Shapes of CO
Effect of Non-Markovian Collisions on Measured Integrated Line Shapes of CO Open
Using cavity ring-down spectroscopy to probe R-branch transitions of CO in N_{2}, we show that the spectral core of the line shapes associated with the first few rotational quantum numbers, J, can be accurately modeled using a sophisticate…
View article: Pressure dependence of the measured line intensity and super-Lorentzian effects in the absorption spectra of pure HCl
Pressure dependence of the measured line intensity and super-Lorentzian effects in the absorption spectra of pure HCl Open
The pressure dependence of HCl line intensities retrieved from fits of measured and simulated absorption spectra with the Voigt profile.
View article: Optimisation of distillation process parameters for extraction of Tay Giang citronella essential oil by direct steam distillation method
Optimisation of distillation process parameters for extraction of Tay Giang citronella essential oil by direct steam distillation method Open
In Vietnam, there were several research on essential oil extraction from citronella leaves by direct steam distillation. However, most studies focused on the effects of temperature, pressure, and distillation time on essential oil yield, m…
View article: Designing an outdoor machinery monitoring device with integrated real-time kinematic positioning
Designing an outdoor machinery monitoring device with integrated real-time kinematic positioning Open
Accurate positioning ofoutdoor vehicles and machinery is of the top importance inmanagement, tracking, analysis, and control applications. However, most of the current vehicle tracking devices have an error of a few meters to several tens …
View article: Thermal Structure and Aerosols in Mars’ Atmosphere From TIRVIM/ACS Onboard the ExoMars Trace Gas Orbiter: Validation of the Retrieval Algorithm
Thermal Structure and Aerosols in Mars’ Atmosphere From TIRVIM/ACS Onboard the ExoMars Trace Gas Orbiter: Validation of the Retrieval Algorithm Open
The Atmospheric Chemistry Suite (ACS) onboard the ExoMars Trace Gas Orbiter monitors the Martian atmosphere through different spectral intervals in the infrared light. We present a retrieval algorithm tailored to the analysis of spectra ac…
View article: PREDICTION OF LINE-SHAPE PARAMETERS AND THEIR TEMPERATURE DEPENDENCES BY REQUANTIZED CLASSICAL MOLECULAR DYNAMICS SIMULATIONS
PREDICTION OF LINE-SHAPE PARAMETERS AND THEIR TEMPERATURE DEPENDENCES BY REQUANTIZED CLASSICAL MOLECULAR DYNAMICS SIMULATIONS Open
We show in this talk that requantized classical molecular dynamics simulations (rCMDSs) are capable of predicting various refined spectral-shape parameters of absorption lines of linear molecules such as CO2, N2O and O2 with high precision…
View article: Temperature Dependence of the Collision‐Induced Absorption Band of O<sub>2</sub> Near 1.27 µm
Temperature Dependence of the Collision‐Induced Absorption Band of O<sub>2</sub> Near 1.27 µm Open
The 1.27 μm O 2 band is increasingly called upon for air‐mass determination from ground‐based and space‐borne atmospheric spectra because of its spectral proximity to CO 2 , and CH 4 bands at 1.6 μm, in contrast to the more distant A‐band …