Molecular excitation in the interstellar medium: Recent advances in collisional, radiative, and chemical processes
E Roueff, F Lique - Chemical reviews, 2013 - ACS Publications
Our main knowledge about astrophysical environments relies on radiative spectra.
Absorption studies require background sources that are located hapharzadly in …
Absorption studies require background sources that are located hapharzadly in …
Molecular ions in L1544. II. The ionization degree
P Caselli, CM Walmsley, A Zucconi… - The Astrophysical …, 2002 - iopscience.iop.org
The maps presented in Paper I are here used to infer the variation of the column densities of
HCO+, DCO+, N 2 H+, and N 2 D+ as a function of distance from the dust peak. These …
HCO+, DCO+, N 2 H+, and N 2 D+ as a function of distance from the dust peak. These …
An accelerated Monte Carlo method to solve two-dimensional radiative transfer and molecular excitation
MR Hogerheijde, FFS van der Tak - arxiv preprint astro-ph/0008169, 2000 - arxiv.org
We present a numerical method and computer code to calculate the radiative transfer and
excitation of molecular lines. Formulating the Monte Carlo method from the viewpoint of cells …
excitation of molecular lines. Formulating the Monte Carlo method from the viewpoint of cells …
BASECOL2012: A collisional database repository and web service within the Virtual Atomic and Molecular Data Centre (VAMDC)
ML Dubernet, MH Alexander, YA Ba… - Astronomy & …, 2013 - aanda.org
The BASECOL2012 database is a repository of collisional data and a web service within the
Virtual Atomic and Molecular Data Centre (VAMDC, http://www. vamdc. eu). It contains rate …
Virtual Atomic and Molecular Data Centre (VAMDC, http://www. vamdc. eu). It contains rate …
Rotational excitation of HCO+ by H2
DR Flower - Monthly Notices of the Royal Astronomical Society, 1999 - academic.oup.com
Cross-sections and rate coefficients have been calculated for rotational transitions between
levels J≤ 20 of HCO+, induced by collisions with ground state (J= 0) para-H2. Results were …
levels J≤ 20 of HCO+, induced by collisions with ground state (J= 0) para-H2. Results were …
[HTML][HTML] The Plateau de Bure survey of galactic lambda3mm HCO^+^ absorption toward compact extragalactic continuum sources.
R Lucas, H Liszt - Astronomy and Astrophysics, v. 307, p. 237, 1996 - adsabs.harvard.edu
We have observed galactic λ3mm HCO^+^ absorption along 30 lines of sight toward
compact extragalactic mm-wave continuum sources, using the Plateau de Bure …
compact extragalactic mm-wave continuum sources, using the Plateau de Bure …
A chemical study of the photodissociation region NGC 7023
To investigate the effects of the UV radiation on the chemistry of nitrogenated molecules, we
have carried out an observational study of the reflection nebula NGC 7023. We have …
have carried out an observational study of the reflection nebula NGC 7023. We have …
New protostellar collapse candidates: an hco+ survey of the class 0 sources
EM Gregersen, NJ Evans II, S Zhou… - The Astrophysical …, 1997 - iopscience.iop.org
We have observed 23 class 0 sources in the HCO+ J= 4–3 and 3–2 lines. The mean
bolometric temperature of the 16 sources with well-determined values is 44 K, and the mean …
bolometric temperature of the 16 sources with well-determined values is 44 K, and the mean …
BASECOL2023 scientific content
ML Dubernet, C Boursier, O Denis-Alpizar… - Astronomy & …, 2024 - aanda.org
Context. The global context of making numerous data produced by researchers available
requires collecting and organising the data, assigning meaningful metadata, and presenting …
requires collecting and organising the data, assigning meaningful metadata, and presenting …
Rotational relaxation of HCO+ and DCO+ by collision with H2
The HCO+ and DCO+ molecules are commonly used as tracers in the interstellar medium.
Therefore, accurate rotational rate coefficients of these systems with He and H2 are crucial …
Therefore, accurate rotational rate coefficients of these systems with He and H2 are crucial …