Isabelle Kleiner

Centre National de la Recherche Scientifique — France

Chemistry · Physical Sciences

39h-index18.7kcitations263works3.02yr avg
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Research Topics

Molecular Spectroscopy and Structure(164), Spectroscopy and Laser Applications(121), Advanced Chemical Physics Studies(101), Atmospheric Ozone and Climate(99), Astrophysics and Star Formation Studies(28)

Publications263 total

Reinvestigation of the torsional ground state and the v26 = 1 state of s-trans-isoprene using jet-cooled microwave and infrared spectroscopies: Challenging high barrier internal rotation
Journal of Quantitative Spectroscopy and Radiative Transfer·2025Open Access
Laboratory Measurement of CH<sub>3</sub> <sup>17</sup>OH Transitions in the Frequency Range from 216 to 264 GHz for Astronomical Application
The Astrophysical Journal·2025· 2 citedOpen Access
Exploring low barrier quantum tunneling and structural planarity in 3-methylstyrene conformers: Insights from microwave spectroscopy
The Journal of Chemical Physics·2025· 4 citedOpen Access
Coupled methyl internal rotations with intermediate and low torsional barriers in 2,5-dimethylanisole investigated by microwave spectroscopy
The Journal of Chemical Physics·2024· 4 citedOpen Access
Publisher’s Note: “A global rho-axis method for fitting asymmetric tops with one methyl internal rotor and two 14N nuclei: Application of <i>BELGI-2N</i> to the microwave spectra of four methylimidazole isomers” [J. Chem. Phys. 160, 214309 (2024)]
The Journal of Chemical Physics·2024Open Access
Coupled internal rotations and 14N quadrupole hyperfine structure of 2,4-dimethylpyrrole investigated by microwave spectroscopy and quantum chemistry
The Journal of Chemical Physics·2024· 4 citedOpen Access
A global rho-axis method for fitting asymmetric tops with one methyl internal rotor and two 14N nuclei: Application of <i>BELGI</i>-<i>2N</i> to the microwave spectra of four methylimidazole isomers
The Journal of Chemical Physics·2024· 4 citedOpen Access
The Heavy Atom Structure, <i>“cis</i> effect” on Methyl Internal Rotation, and <sup>14</sup>N Nuclear Quadrupole Coupling of 1‐Cyanopropene from Quantum Chemical and Microwave Spectroscopic Analysis
ChemPhysChem·2024· 2 citedOpen Access
Impact of nonconvergence and various approximations of the partition function on the molecular column densities in the interstellar medium <i>(Corrigendum)</i>
Astronomy and Astrophysics·2024· 3 citedOpen Access
Low barriers to internal rotation in the microwave spectrum of 2,5-dimethylfluorobenzene
The Journal of Chemical Physics·2024· 7 citedOpen Access
Approaching the free rotor limit: extremely low methyl torsional barrier observed in the microwave spectrum of 2,4-dimethylfluorobenzene
Physical Chemistry Chemical Physics·2023· 13 citedOpen Access
Noncovalent Interactions in the Molecular Geometries of 4-Methylthiazole···H<sub>2</sub>O and 5-Methylthiazole···H<sub>2</sub>O Revealed by Microwave Spectroscopy
The Journal of Physical Chemistry A·2023· 4 citedOpen Access
Rotational spectrum and interstellar detection of the first torsionally excited state of methylamine
Astronomy and Astrophysics·2023Open Access
Low Barrier Methyl Internal Rotations and <sup>14</sup>N Quadrupole Coupling in the Microwave Spectrum of 2,4-Dimethylthiazole
The Journal of Physical Chemistry A·2023· 12 citedOpen Access
ROTATIONAL SPECTRUM AND INTERSTELLAR DETECTION OF THE FIRST TORSIONALLY EXCITED STATE OF METHYLAMINE
2023Open Access
APPROACHING THE FREE ROTOR LIMIT: EXTREMELY LOW METHYL TORSIONAL BARRIER OBSERVED IN THE MICROWAVE SPECTRUM OF 2,4-DIMETHYLFLUOROBENZENE
2023Open Access
The Microwave Rotational Electric Resonance (RER) Spectrum of Benzothiazole
Molecules·2023· 6 citedOpen Access
Revealing Internal Rotation and 14N Nuclear Quadrupole Coupling in the Atmospheric Pollutant 4-Methyl-2-nitrophenol: Interplay of Microwave Spectroscopy and Quantum Chemical Calculations
Molecules·2023· 7 citedOpen Access
Discovery of a Missing Link: First Observation of the HONO–Water Complex
The Journal of Physical Chemistry Letters·2022· 2 citedOpen Access
FIRST OBSERVATIONS OF THE HONO · H2O COMPLEX WITH MICROWAVE SPECTROSCOPY
Proceedings of the 2022 International Symposium on Molecular Spectroscopy·2022Open Access
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Frequent Co-authors

Jon T. Hougen(11), Linda R. Brown(9), J. Demaison(8), M. Carvajal(7), J. Vander Auwera(6), V. V. Ilyushin(6), V. I. Perevalov(5), Jonathan Tennyson(5), A. Barbé(5), С.Н. Михайленко(5), H. S. P. Müller(5), A.V. Nikitin(5), Keeyoon Sung(5), D. Jacquemart(5), Michel Godefroid(5), Ha Vinh Lam Nguyen(5), Wolfgang Stahl(5), L. Margulès(5), R. D. Suenram(5), G. T. Fraser(5)