Experimental studies of gas-phase reactivity in relation to complex organic molecules in star-forming regions

IR Cooke, IR Sims - ACS Earth and Space Chemistry, 2019 - ACS Publications
The field of astrochemistry concerns the formation and abundance of molecules in the
interstellar medium, star-forming regions, exoplanets, and solar system bodies. These …

Product-specific reaction kinetics in continuous uniform supersonic flows probed by chirped-pulse microwave spectroscopy

T Guillaume, BM Hays, D Gupta, IR Cooke… - The Journal of …, 2024 - pubs.aip.org
Experimental studies of the products of elementary gas-phase chemical reactions occurring
at low temperatures (< 50 K) are very scarce, but of importance for fundamental studies of …

Rigid-Bender Close-Coupling Treatment of the Inelastic Collisions of H2O with para-H2

T Stoecklin, O Denis-Alpizar, A Clergerie… - The Journal of …, 2019 - ACS Publications
We present a new method taking explicitly into account the coupling between rotation and
bending of a nonlinear triatomic molecule colliding with an atom. This approach based on a …

A uniform flow–cavity ring-down spectrometer (UF-CRDS): A new setup for spectroscopy and kinetics at low temperature

N Suas-David, S Thawoos, AG Suits - The Journal of Chemical Physics, 2019 - pubs.aip.org
The UF-CRDS (Uniform Flow–Cavity Ring Down Spectrometer) is a new setup coupling for
the first time a pulsed uniform (Laval) flow with a continuous wave CRDS in the near infrared …

Scattering of CO with H2O: Statistical and classical alternatives to close-coupling calculations

J Loreau, A Faure, F Lique - The Journal of Chemical Physics, 2018 - pubs.aip.org
Energy transfer in inelastic atom-molecule and molecule-molecule collisions can be
described theoretically using the quantum-mechanical close-coupling method …

An efficient statistical method to compute molecular collisional rate coefficients

J Loreau, F Lique, A Faure - The Astrophysical Journal Letters, 2018 - iopscience.iop.org
Our knowledge about the" cold" universe often relies on molecular spectra. A general
property of such spectra is that the energy level populations are rarely at local …

Rotational energy transfer kinetics of optically centrifuged CO molecules investigated through transient IR spectroscopy and master equation simulations

MR Laskowski, TJ Michael, HM Ogden… - Faraday …, 2022 - pubs.rsc.org
A combined experimental and theoretical study of quantum state-resolved rotational energy
transfer kinetics of optically centrifuged CO molecules is presented. In the experiments …

Absolute measurements of state-to-state rotational energy transfer between CO and at interstellar temperatures

H Labiad, M Fournier, LA Mertens, A Faure, D Carty… - Physical Review A, 2022 - APS
Experimental measurements and theoretical calculations of state-to-state rate coefficients for
rotational energy transfer of CO in collision with H 2 are reported at the very low …

Low temperature kinetics of the reaction between methanol and the CN radical

D Gupta, S Cheikh Sid Ely, IR Cooke… - The Journal of …, 2019 - ACS Publications
Methanol (CH3OH) is considered by astronomers to be the simplest complex organic
molecule (COM) and has been detected in various astrophysical environments, including …

Relaxation of ArH+ by collision with He: Isotopic effects

RM García-Vázquez, M Márquez-Mijares… - Astronomy & …, 2019 - aanda.org
Context. The study of noble gas compounds has gained renewed interest thanks to the
recent detection of ArH+ in the interstellar medium (ISM). The analysis of physical-chemical …