[HTML][HTML] Astrochemically relevant radicals and radical–molecule complexes: A new insight from matrix isolation

VI Feldman - International Journal of Molecular Sciences, 2023 - mdpi.com
The reactive open-shell species play a very important role in the radiation-induced
molecular evolution occurring in the cold areas of space and presumably leading to the …

Formation and Evolution of H2C3O+• Radical Cations: A Computational and Matrix Isolation Study

PV Zasimov, DA Tyurin, SV Ryazantsev… - Journal of the …, 2022 - ACS Publications
The family of isomeric H2C3O+• radical cations is of great interest for physical organic
chemistry and chemistry occurring in extraterrestrial media. In this work, we have …

Spectroscopic study of [Mg, H, N, C, O] species: Implications for the astrochemical magnesium chemistry

L Wang, X Jiang, T Trabelsi, G Wang… - Journal of the …, 2024 - ACS Publications
Magnesium is an abundant metal element in space, and magnesium chemistry has vital
importance in the evolution of interstellar medium (ISM) and circumstellar regions, such as …

Determination of spectroscopic constants from rovibrational configuration interaction calculations

DF Dinu, M Tschöpe, B Schröder, KR Liedl… - The Journal of …, 2022 - pubs.aip.org
Rotational constants and centrifugal distortion constants of a molecule are the essence of its
rotational or rovibrational spectrum (eg, from microwave, millimeter wave, and infrared …

Potential Catalytic Role of Small Heterocycles in Interstellar H2 Formation: A Laboratory Astrochemistry Study on Furan and Its Hydrogenated Forms

A Schneiker, G Ragupathy, G Bazsó… - The Journal of Physical …, 2022 - ACS Publications
It is now well-accepted in astrochemistry that the formation of interstellar H2 is taking place
on the surface of interstellar grains. It has also been suggested a long time ago that …

The Radiation Chemistry of NH3···CO Complex in Cryogenic Media as Studied by Matrix Isolation

AD Volosatova, DA Tyurin… - The Journal of Physical …, 2022 - ACS Publications
The NH3··· CO complex can be considered an important building block for cold synthetic
astrochemistry leading to the formation of complex organic molecules, including key …

Radiation-induced transformations of matrix-isolated ethanol molecules at cryogenic temperatures: an FTIR study

PV Zasimov, EV Sanochkina, DA Tyurin… - Physical Chemistry …, 2023 - pubs.rsc.org
Ethanol (C2H5OH) is one of the most common alcohol molecules observed in various space
media (molecular clouds, star formation regions, and, highly likely, interstellar ices), where it …

Direct evidence for a radiation-induced synthesis of acetonitrile and isoacetonitrile from a 1: 1 CH 4⋯ HCN complex at cryogenic temperatures: is it a missing link …

AD Volosatova, MA Lukianova, PV Zasimov… - Physical Chemistry …, 2021 - pubs.rsc.org
Nitriles are important constituents of extraterrestrial media. Nitriles are supposed to play a
crucial role in prebiotic chemistry occurring in the interstellar medium. In this work, we have …

Radiation-induced transformations of acetaldehyde molecules at cryogenic temperatures: a matrix isolation study

PV Zasimov, EV Sanochkina… - Physical Chemistry …, 2022 - pubs.rsc.org
Acetaldehyde is one of the key small organic molecules involved in astrochemical and
atmospheric processes occurring under the action of ionizing and UV radiation. While the …

An EPR study on the radiolysis of isolated ethanol molecules in solid argon and xenon: matrix control of radiation-induced generation of radicals in cryogenic media

PV Zasimov, EV Sanochkina, DA Tyurin… - Physical Chemistry …, 2023 - pubs.rsc.org
This paper addresses the basic question of the impact of a chemically inert environment on
the radiation-induced transformations of isolated organic molecules in icy media at …