An Ice Age JWST inventory of dense molecular cloud ices

MK McClure, WRM Rocha, KM Pontoppidan… - Nature …, 2023 - nature.com
Icy grain mantles are the main reservoir of the volatile elements that link chemical processes
in dark, interstellar clouds with the formation of planets and the composition of their …

Water adsorption and dynamics on graphene and other 2D materials: computational and experimental advances

M Sacchi, A Tamtögl - Advances in physics: X, 2023 - Taylor & Francis
The interaction of water and surfaces, at molecular level, is of critical importance for
understanding processes such as corrosion, friction, catalysis and mass transport. The …

Surface diffusion of carbon atoms as a driver of interstellar organic chemistry

M Tsuge, G Molpeceres, Y Aikawa, N Watanabe - Nature Astronomy, 2023 - nature.com
Many interstellar complex organic molecules (COMs) are believed to be produced on the
surfaces of icy grains at low temperatures. Atomic carbon is considered responsible for the …

Spiers Memorial Lecture: Astrochemistry at high resolution

C Ceccarelli - Faraday Discussions, 2023 - pubs.rsc.org
Astrochemistry is the science that studies the chemistry in the Universe, namely the
combination of two fields: astronomy and chemistry. It started about fifty years ago and it has …

Formation of complex organic molecules on interstellar CO ices? Insights from computational chemistry simulations

S Ferrero, C Ceccarelli, P Ugliengo… - The Astrophysical …, 2023 - iopscience.iop.org
The carbon (3 P) atom is a reactive species that, according to laboratory experiments and
theoretical calculations, condensates with interstellar ice components. This fact is of …

Non-energetic Formation of Ethanol via CCH Reaction with Interstellar H2O Ices. A Computational Chemistry Study

J Perrero, J Enrique-Romero… - ACS Earth and Space …, 2022 - ACS Publications
Ethanol (CH3CH2OH) is a relatively common molecule, often found in star-forming regions.
Recent studies suggest that it could be a parent molecule of several so-called interstellar …

Formation of extraterrestrial peptides and their derivatives

SA Krasnokutski, C Jäger, T Henning, C Geffroy… - Science …, 2024 - science.org
The formation of protein precursors, due to the condensation of atomic carbon under the low-
temperature conditions of the molecular phases of the interstellar medium, opens alternative …

Hydrogenation of accreting C atoms and CO molecules–simulating ketene and acetaldehyde formation under dark and translucent cloud conditions

G Fedoseev, D Qasim, KJ Chuang… - The Astrophysical …, 2022 - iopscience.iop.org
Simple and complex organic molecules (COMs) are observed along different phases of star
and planet formation and have been successfully identified in prestellar environments such …

A systematic IR and VUV spectroscopic investigation of ion, electron, and thermally processed ethanolamine ice

J Zhang, AT Muiña, DV Mifsud… - Monthly Notices of …, 2024 - academic.oup.com
The recent detection of ethanolamine (EtA, HOCH CH NH), a key component of
phospholipids, ie the building blocks of cell membranes, in the interstellar medium is in line …

Formation of interstellar complex organic molecules on water-rich ices triggered by atomic carbon freezing

S Ferrero, C Ceccarelli, P Ugliengo… - The Astrophysical …, 2023 - iopscience.iop.org
The reactivity of interstellar carbon atoms (C) on water-dominated ices is one of the possible
ways to form interstellar complex organic molecules (iCOMs). In this work, we report a …