(Sub) stellar companions shape the winds of evolved stars
L Decin, M Montargès, AMS Richards, CA Gottlieb… - Science, 2020 - science.org
Binary interactions dominate the evolution of massive stars, but their role is less clear for low-
and intermediate-mass stars. The evolution of a spherical wind from an asymptotic giant …
and intermediate-mass stars. The evolution of a spherical wind from an asymptotic giant …
ATOMIUM: ALMA tracing the origins of molecules in dust forming oxygen rich M-type stars-Motivation, sample, calibration, and initial results
CA Gottlieb, L Decin, AMS Richards… - Astronomy & …, 2022 - aanda.org
This overview paper presents ATOMIUM, a Large Programme in Cycle 6 with the Atacama
Large Millimeter/submillimeter Array (ALMA). The goal of ATOMIUM is to understand the …
Large Millimeter/submillimeter Array (ALMA). The goal of ATOMIUM is to understand the …
Wind morphology around cool evolved stars in binaries-The case of slowly accelerating oxygen-rich outflows
I El Mellah, J Bolte, L Decin, W Homan… - Astronomy & …, 2020 - aanda.org
Context. The late evolutionary phase of low-and intermediate-mass stars is strongly
constrained by their mass-loss rate, which is orders of magnitude higher than during the …
constrained by their mass-loss rate, which is orders of magnitude higher than during the …
Sensitivity study of chemistry in AGB outflows using chemical kinetics
S Maes, M Van de Sande, T Danilovich… - Monthly Notices of …, 2023 - academic.oup.com
Asymptotic giant branch (AGB) stars shed a significant amount of their mass in the form of a
stellar wind, creating a vast circumstellar envelope (CSE). Owing to the ideal combination of …
stellar wind, creating a vast circumstellar envelope (CSE). Owing to the ideal combination of …
The abundance of S-and Si-bearing molecules in O-rich circumstellar envelopes of AGB stars
S Massalkhi, M Agúndez, J Cernicharo… - Astronomy & …, 2020 - aanda.org
Aims. We aim to determine the abundances of SiO, CS, SiS, SO, and SO 2 in a large sample
of oxygen-rich asymptotic giant branch (AGB) envelopes covering a wide range of mass loss …
of oxygen-rich asymptotic giant branch (AGB) envelopes covering a wide range of mass loss …
Chemical modelling of dust–gas chemistry within AGB outflows–III. Photoprocessing of the ice and return to the ISM
M Van de Sande, C Walsh… - Monthly Notices of the …, 2021 - academic.oup.com
To explain the properties of dust in the interstellar medium (ISM), the presence of a refractory
organic mantle is necessary. The outflows of AGB stars are among the main contributors of …
organic mantle is necessary. The outflows of AGB stars are among the main contributors of …
Spectroscopic Properties of the Astrochemical Molecules [Al, O, Si] x (x= 0,+ 1)
JM Friskey, VJ Esposito, T Trabelsi… - The Astrophysical …, 2022 - iopscience.iop.org
Aluminum and silicon are present in large quantities in the interstellar medium, making the
triatomic species consisting of both elements intriguing with regard to the foundations of …
triatomic species consisting of both elements intriguing with regard to the foundations of …
Hybrid approach predicts a lower binding energy for benzene on water ice
In this paper, we provide a highly accurate value for the binding energy of benzene to proton-
ordered crystalline water ice (XIh), as a model for interstellar ices. We compare our …
ordered crystalline water ice (XIh), as a model for interstellar ices. We compare our …
Chemical complexity and dust formation around evolved stars
M Van de Sande - arXiv preprint arXiv:2408.08153, 2024 - arxiv.org
The outflows of asymptotic giant branch (AGB) stars are rich astrochemical laboratories,
hosting different chemical regimes: from non-equilibrium chemistry close to the star, to dust …
hosting different chemical regimes: from non-equilibrium chemistry close to the star, to dust …
Molecular line polarisation from the circumstellar envelopes of asymptotic giant branch stars
WHT Vlemmings, B Lankhaar… - Astronomy & …, 2024 - aanda.org
Context. Polarisation observations of masers in the circumstellar envelopes (CSEs) around
asymptotic giant branch (AGB) stars have revealed strong magnetic fields. However, masers …
asymptotic giant branch (AGB) stars have revealed strong magnetic fields. However, masers …