M. Guélin

Centre National de la Recherche Scientifique — France

Physics and Astronomy · Physical Sciences

48h-index7.4kcitations271works4.42yr avg
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Research Topics

Astrophysics and Star Formation Studies(149), Molecular Spectroscopy and Structure(81), Stellar, planetary, and galactic studies(75), Atmospheric Ozone and Climate(66), Astro and Planetary Science(36)

Publications271 total

A sub-ppm upper limit on the cosmological variations of the fine structure constant <i>α</i>
Astronomy and Astrophysics·2026Open Access
Detection of the linear SiC<sub>3</sub> and SiC<sub>5</sub> radicals in IRC+10216
Astronomy and Astrophysics·2025· 2 citedOpen Access
Calcium Chemistry in Carbon-rich Circumstellar Environments: The Laboratory and Astronomical Discovery of Calcium Dicarbide, CaC<sub>2</sub> *
The Astrophysical Journal Letters·2024· 15 citedOpen Access
Protonated acetylene in the <i>z</i> = 0.89 molecular absorber toward PKS 1830-211
Astronomy and Astrophysics·2024· 5 citedOpen Access
Protonated acetylene in the z=0.89 molecular absorber toward PKS1830-211
arXiv (Cornell University)·2024Open Access
SUNRISE: The rich molecular inventory of high-redshift dusty galaxies revealed by broadband spectral line surveys
Astronomy and Astrophysics·2023· 13 citedOpen Access
SUNRISE: The rich molecular inventory of high-redshift dusty galaxies revealed by broadband spectral line surveys
arXiv (Cornell University)·2023Open Access
A new heavy anion in IRC + 10216: Theory favors C<sub>10</sub>H<sup>−</sup> versus C<sub>9</sub>N<sup>−</sup>
Astronomy and Astrophysics·2023· 7 citedOpen Access
Atmospheric molecular blobs shape up circumstellar envelopes of AGB stars
Nature·2023· 15 citedOpen Access
Cosmo-tomography toward PKS 1830−211: Variability of the quasar and of its foreground molecular absorption monitored with ALMA
Astronomy and Astrophysics·2023· 9 citedOpen Access
Cosmo-tomography toward PKS1830-211: Variability of the quasar and of its foreground molecular absorption monitored with ALMA
arXiv (Cornell University)·2023Open Access
Discovery of two metallic cyanoacetylides in IRC +10216: HMgCCCN and NaCCCN
Astronomy and Astrophysics·2023· 23 citedOpen Access
The magnesium paradigm in IRC +10216: Discovery of MgC<sub>4</sub>H<sup>+</sup>, MgC<sub>3</sub>N<sup>+</sup>, MgC<sub>6</sub>H<sup>+</sup>, and MgC<sub>5</sub>N<sup>+</sup>
Astronomy and Astrophysics·2023· 40 citedOpen Access
Discovery of the C<sub>7</sub>N<sup>−</sup> anion in TMC-1 and IRC +10216
Astronomy and Astrophysics·2023· 43 citedOpen Access
Laboratory and Astronomical Discovery of Magnesium Dicarbide, MgC<sub>2</sub>
The Astrophysical Journal Letters·2022· 38 citedOpen Access
Organic Molecules in Interstellar Space: Latest Advances
Frontiers in Astronomy and Space Sciences·2022· 85 citedOpen Access
Organic Molecules in Insterstellar Space: Latest advances
arXiv (Cornell University)·2022Open Access
Gas properties in the Early Universe deciphered from spectral line surveys of high-z objects: The Cloverleaf Quasar
EPJ Web of Conferences·2022· 1 citedOpen Access
Magnesium radicals MgC<sub>5</sub>N and MgC<sub>6</sub>H in IRC +10216
Astronomy and Astrophysics·2021· 40 citedOpen Access
Detection of vibrationally excited HC<sub>7</sub>N and HC<sub>9</sub>N in IRC +10216
Astronomy and Astrophysics·2020· 15 citedOpen Access
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Frequent Co-authors

J. Cernicharo(33), M. Agúndez(19), P. Thaddeus(10), C. Kahane(6), L. Velilla-Prieto(6), G. Quintana-Lacaci(6), N. Marcelino(6), J. R. Pardo(5), C. A. Gottlieb(5), A. Beelen(5), F. Daniel(5), F. Combes(4), R. Neri(4), L. Decin(4), E. De Beck(4), R. J. Ivison(4), A. Castro‐Carrizo(4), J. P. Fonfría(4), J. M. Vrtilek(3), L. M. Ziurys(3)