Comparative electron irradiations of amorphous and crystalline astrophysical ice analogues

DV Mifsud, PA Hailey, P Herczku, B Sulik… - Physical Chemistry …, 2022 - pubs.rsc.org
Laboratory studies of the radiation chemistry occurring in astrophysical ices have
demonstrated the dependence of this chemistry on a number of experimental parameters …

[HTML][HTML] Mid-IR and VUV spectroscopic characterisation of thermally processed and electron irradiated CO2 astrophysical ice analogues

DV Mifsud, Z Kaňuchová, S Ioppolo, P Herczku… - Journal of Molecular …, 2022 - Elsevier
The astrochemistry of CO 2 ice analogues has been a topic of intensive investigation due to
the prevalence of CO 2 throughout the interstellar medium and the Solar System, as well as …

First infrared band strengths for amorphous CO2, an overlooked component of interstellar ices

PA Gerakines, RL Hudson - The Astrophysical Journal Letters, 2015 - iopscience.iop.org
Solid carbon dioxide (CO 2) has long been recognized as a component of both interstellar
and solar system ices, but a recent literature search has revealed significant qualitative and …

Enhanced CO2 response of La1-xFeO3-δ perovskites with A-site deficiency synthesized by flame spray pyrolysis

A Jiao, Y Zhang, L Yang, X Zhao, C Wu, T Chen… - Ceramics …, 2023 - Elsevier
Measuring the CO 2 concentration is the base of carbon accounting which aims to abate the
greenhouse gas emission. This paper pays attention to developing sensitive material for CO …

Sulfur Ion Implantations Into Condensed CO2: Implications for Europa

DV Mifsud, Z Kaňuchová, P Herczku… - Geophysical …, 2022 - Wiley Online Library
The ubiquity of sulfur ions within the Jovian magnetosphere has led to suggestions that the
implantation of these ions into the surface of Europa may lead to the formation of SO2 …

Ozone production in electron irradiated CO 2: O 2 ices

DV Mifsud, Z Kaňuchová, S Ioppolo… - Physical Chemistry …, 2022 - pubs.rsc.org
The detection of ozone (O3) in the surface ices of Ganymede, Jupiter's largest moon, and of
the Saturnian moons Rhea and Dione, has motivated several studies on the route of …

Formation of nitrogen-and oxygen-bearing molecules from radiolysis of nitrous oxide ices–implications for Solar system and interstellar ices

ALF de Barros, EF Da Silveira, D Fulvio… - Monthly Notices of …, 2016 - academic.oup.com
The radiolysis of pure N2O ice at 11 and 75 K by 90 MeV 136Xe23+ ion irradiation has been
studied by Fourier-transformed infrared spectroscopy (FTIR). Six daughter molecular …

The profile of the bending mode band in solid CO2

GA Baratta, ME Palumbo - Astronomy & Astrophysics, 2017 - aanda.org
Context. Solid carbon dioxide (CO 2) is one of the most abundant species detected in icy
grain mantles in dense molecular clouds. Its identification is based on the comparison …

Vibronic interaction in CO 3− photo-detachment: Jahn–Teller effects beyond structural distortion and general formalisms for vibronic Hamiltonians in trigonal …

I Seidu, P Goel, XG Wang, B Chen, XB Wang… - Physical Chemistry …, 2019 - pubs.rsc.org
Recently, the negative ion photoelectron spectrum of CO3− was reported and the second
lowest energy band is assigned to the close-lying 3E′′ and 3E′ states that undergo Jahn …

Ion irradiation of acetylene ice in the ISM and the outer Solar system: laboratory simulations

RC Pereira, ALF de Barros… - Monthly Notices of …, 2020 - academic.oup.com
3 Acetylene, C2H2, has been observed in the interstellar medium, mostly around young
stellar objects, as well as in molecular clouds and cometary comae, representing an …