Publications HAL

2024

Journal articles

titre
Product-specific reaction kinetics in continuous uniform supersonic flows probed by chirped-pulse microwave spectroscopy
auteur
Théo Guillaume, Brian M. Hays, Divita Gupta, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Thomas Hearne, Myriam Drissi, Ian R Sims
article
The Journal of Chemical Physics, 2024, 160 (20), pp.204201. ⟨10.1063/5.0203428⟩
DOI
DOI : 10.1063/5.0203428
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2023

Journal articles

titre
Understanding the high-resolution spectral signature of the N2–H2O van der Waals complex in the 2OH stretch region
auteur
R. Glorieux, B. Hays, A. Bogomolov, M. Herman, T. Vanfleteren, N. Moazzen-Ahmadi, C. Lauzin
article
The Journal of Chemical Physics, 2023, 158 (22), ⟨10.1063/5.0150823⟩
DOI
DOI : 10.1063/5.0150823
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Conference papers

titre
Product branching ratio measurements at low temperatures for the reaction of CN radicals with hydrocarbons
auteur
Myriam Drissi, Divita Gupta, Brian Hays, Théo Guillaume, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Alberto Macario Farto, Rafael A Jara-Toro, Ian R Sims
article
76th International Symposium on Molecular Spectroscopy, Jun 2023, Urbana-Champaign, Université d'Illinois, United States
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titre
INVESTIGATING THE ONSET OF NUCLEATION: LOW TEMPERATURE REACTION KINETICS OF HETERODIMER FORMATION
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian M. Hays, Ian R Sims
article
2023 International Symposium on Molecular Spectroscopy, University of Illinois, Jun 2023, Urbana (IL), United States
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titre
Measuring low temperature kinetics of neutral-neutral reactions : how can we contribute to the detection of new species ?
auteur
Myriam Drissi, Divita Gupta, Brian Hays, Théo Guillaume, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Alberto Macario Farto, Ian R Sims
article
Physical and chemical processes of astrophysical interest, Jun 2023, Saint-Florent, France
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Poster communications

titre
How fast are the first stages of nucleation? Reaction kinetics of the formation of heterodimers
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian M. Hays, Ian R Sims
article
Laboratory Astrophysics in the Age of ALMA and JWST, Sep 2023, Heidelberg (Germany), Germany
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titre
Towards the first stages in nucleation: low temperature reaction kinetics of heterogeneous complex formation
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian M. Hays, Ian R Sims
article
Laboratory Astrophysics : Tracking the Evolution of Cosmic Matter towards Molecular Complexity, Feb 2023, Les Houches, France
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2022

Journal articles

titre
Collisional excitation of HNC by He found to be stronger than for structural isomer HCN in experiments at the low temperatures of interstellar space
auteur
Brian M. Hays, Divita Gupta, Théo Guillaume, Omar Abdelkader Khedaoui, Ilsa R. Cooke, Franck Thibault, François Lique, Ian R Sims
article
Nature Chemistry, 2022, ⟨10.1038/s41557-022-00936-x⟩
DOI
DOI : 10.1038/s41557-022-00936-x
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https://hal.science/hal-03687777/file/Hays%20et%20al%20-%202022%20-%20Collisional%20excitation%20of%20HNC%20by%20He%20found_HCNHNC_preproof.pdf BibTex

Conference papers

titre
A rocket reactor and a microwave to understand the chemistry in space
auteur
Divita Gupta, Myriam Drissi, Brian M. Hays, Ilsa R. Cooke, Théo Guillaume, Omar Abdelkader Khedaoui, Alberto Macario Farto, Ian R Sims
article
Journée des doctorants : PhDay 2022, Nov 2022, Rennes, France
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titre
Probing low temperature product branching ratios for the reaction of CN radical with propene
auteur
Divita Gupta, Brian Hays, Myriam Drissi, Théo Guillaume, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Alberto Macario Farto, Ian R Sims
article
Quadmarts, Jun 2022, Lille, France
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titre
Study of complexation kinetics processes by rotational spectroscopy coupled with uniform supersonic flows
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian Hays, Divita Gupta, Ilsa R. Cooke, Ian R Sims
article
QUADMARTS :QUAntitative Detection of Molecular And radical Trace Species, Jun 2022, Lille, France
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titre
Dynamics and kinetics studied by chirped pulse microwave spectroscopy in cold uniform supersonic flows
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian Hays, Ian R Sims, Divita Gupta, Ilsa R. Cooke
article
International Symposium on Molecular Spectroscopy ( ISMS ) 2022, Jun 2022, Urbana-Champaign, United States
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titre
Experimental studies of vibrational relaxation and formation of weakly bound complexes in cold uniform supersonic flows
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian Hays, Divita Gupta, Ilsa R. Cooke, Ian R Sims
article
Collisional excitation of astrophysical molecules and its applications, Jun 2022, Saint Florent, France
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titre
Low temperature product branching ratios for the reaction of CN radical with propene
auteur
Divita Gupta, Brian Hays, Myriam Drissi, Théo Guillaume, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Alberto Macario Farto, Ian R Sims
article
Collisional excitation of (reactive) astrophysical molecules and its applications, Jun 2022, Saint-Florent, France
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Poster communications

titre
Reaction Kinetics of Complexation Studied by Rotational Spectroscopy Coupled with Uniform Supersonic Flows
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian Hays, Divita Gupta, Ilsa R. Cooke, Ian R Sims
article
Journée des doctorants : PhDay 2022, Nov 2022, Rennes, France
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titre
Reaction Kinetics of Complexation Studied by Rotational Spectroscopy Coupled with Uniform Supersonic Flows
auteur
Alberto Macario Farto, Myriam Drissi, Omar Abdelkader Khedaoui, Théo Guillaume, Brian Hays, Divita Gupta, Ilsa R. Cooke, Ian R Sims
article
26th International Symposium on Gas Kinetics and Related Phenomena, Aug 2022, Rennes, France
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2021

Conference papers

titre
Inside the chemistry of a molecular cloud
auteur
Théo Guillaume, Divita Gupta, Brian M. Hays, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Myriam Drissi, Ian R Sims
article
Journée des doctorants : PhDay 2021, Nov 2021, Rennes, France
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titre
Optimisation et développement de la technique CPUF (Chirped Pulse in Uniform Flow) pour la mesure de rapport de branchement à basse température de système d'intérêt astrophysique.
auteur
Théo Guillaume, Divita Gupta, Brian M. Hays, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Thomas Hearne, Myriam Drissi, Ian R Sims
article
Workshop “Physical and chemical processes of astrophysical interest”, Jun 2021, St Florent, France
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titre
Recent developments in Chirped Pulse in Uniform Flow techniques for the measurement of low-temperature reaction product branching ratios
auteur
Théo Guillaume, Divita Gupta, Brian M. Hays, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Thomas Hearne, Myriam Drissi, Ian R Sims
article
APS March Meeting 2021, Mar 2021, Virtuel, États-Unis
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2020

Journal articles

titre
A novel Ka-band chirped-pulse spectrometer used in the determination of pressure broadening coefficients of astrochemical molecules
auteur
Thomas Hearne, Omar Abdelkader Khedaoui, Brian Hays, Théo Guillaume, Ian R Sims
article
The Journal of Chemical Physics, 2020, 153 (8), pp.084201. ⟨10.1063/5.0017978⟩
DOI
DOI : 10.1063/5.0017978
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https://univ-rennes.hal.science/hal-02922763/file/Hearne%20et%20al-2020-A%20novel%20Ka-band%20chirped%20pulse%20spectrometer.pdf BibTex
titre
Design and performance of an E-band chirped pulse spectrometer for kinetics applications OCS – He pressure broadening
auteur
Brian M. Hays, Théo Guillaume, Thomas Hearne, Ilsa R. Cooke, Divita Gupta, Omar Abdelkader Khedaoui, Sébastien D. Le Picard, Ian R Sims
article
Journal of Quantitative Spectroscopy and Radiative Transfer, 2020, 250, pp.107001. ⟨10.1016/j.jqsrt.2020.107001⟩
DOI
DOI : 10.1016/j.jqsrt.2020.107001
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https://univ-rennes.hal.science/hal-02638438/file/Hays%20et%20al-2020-Design%20and%20performance%20of%20an%20E-band%20chirped%20pulse%20spectrometer%20for%20kinetics%20applications.pdf BibTex

Conference papers

titre
Chirped pulse mm-wave and pulsed laser studies of gas phase molecular collisions for astrochemical applications
auteur
Brian M. Hays, Thomas Hearne, Ilsa R. Cooke, Théo Guillaume, Omar Abdelkader Khedaoui, Divita Gupta, Robert Georges, Sébastien D. Le Picard, Ian R Sims
article
Tuesday UVa / NRAO Astronomy (TUNA) Lunch Talk (moved online), Mar 2020, Charlottesville, United States
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2019

Journal articles

titre
Low Temperature Kinetics of the Reaction Between Methanol and the CN Radical
auteur
Divita Gupta, Sidaty Cheikh Sid Ely, Ilsa R. Cooke, Théo Guillaume, Omar Abdelkader Khedaoui, Thomas Hearne, Brian Hays, Ian R Sims
article
Journal of Physical Chemistry A, 2019, 123 (46), pp.9995-10003. ⟨10.1021/acs.jpca.9b08472⟩
DOI
DOI : 10.1021/acs.jpca.9b08472
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https://hal.science/hal-02360549/file/Gupta%20et%20al-2019-Low%20Temperature%20Kinetics%20of%20the%20Reaction%20Between%20Methanol%20and%20the%20CN%20Radical.pdf BibTex
titre
Broadband rotational spectroscopy of trans 3-pentenenitrile and 4-pentenenitrile
auteur
Piyush Mishra, Sean Fritz, Brian Hays, Deepali Mehta-Hurt, Khadija Jawad, Timothy Zwier
article
Physical Chemistry Chemical Physics, 2019, 21 (42), pp.23651-23662. ⟨10.1039/C9CP04328D⟩
DOI
DOI : 10.1039/C9CP04328D
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Conference papers

titre
Chirped Pulse Microwave Fourier-Transform Spectrometry for the Determination of Product Branching Ratios
auteur
Thomas Hearne, Brian M. Hays, Ilsa R. Cooke, Théo Guillaume, Omar Abdelkader Khedaoui, Divita Gupta, Ian R Sims
article
26th Colloquim on High Resolution Molecular Spectroscopy, Aug 2019, Dijon, France
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titre
Experimental determination of reaction product branching ratios at low temperatures for astrochemistry
auteur
Brian M. Hays, Thomas Hearne, Ilsa R. Cooke, Théo Guillaume, Omar Abdelkader Khedaoui, Divita Gupta, Robert Georges, Sébastien D. Le Picard, Ian R Sims
article
XXVII Dynamics of Molecular Collisions Conference (DMC), Jul 2019, Big Sky, Montana, United States
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titre
Detecting branching ratios of chemical reactions at astrophysically relevant temperatures using chirped pulse millimeter wave spectroscopy in continuous CRESU flows
auteur
Brian M. Hays, Théo Guillaume, Thomas Hearne, Omar Abdelkader Khedaoui, Ilsa R. Cooke, Divita Gupta, Sébastien D. Le Picard, Robert Georges, Abdessamad Benidar, Ludovic Biennier, Ian R Sims
article
International Symposium on Molecular Spectroscopy, Jun 2019, Champaign-Urbana, United States
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titre
A new E-band chirped pulse spectrometer for chemical kinetics applications
auteur
Brian M. Hays, Théo Guillaume, Thomas Hearne, Omar Abdelkader Khedaoui, Ilsa R. Cooke, Divita Gupta, Sébastien D. Le Picard, Robert Georges, Abdessamad Benidar, Ludovic Biennier, Ian R Sims
article
International Symposium on Molecular Spectroscopy, Jun 2019, Champaign-Urbana, United States
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titre
Kinetics of the reaction between the CN radical and methanol at low temperatures using the CRESU technique
auteur
Ilsa R. Cooke, Divita Gupta, Sidaty Cheikh Sid Ely, Théo Guillaume, Thomas Hearne, Brian M. Hays, Ian R Sims
article
38EME EDITION DU COLLOQUE ANNUEL DU GROUPE FRANÇAIS DE CINETIQUE ET PHOTOCHIMIE (GFCP), Jun 2019, Rennes, France
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titre
Experimental determination of reaction product branching ratios at low temperature for astrochemistry using chirped pulse microwave spectroscopy
auteur
Théo Guillaume, Omar Abdelkader Khedaoui, Brian M. Hays, Thomas Hearne, Ilsa R. Cooke, Divita Gupta, Joseph Messinger, Ian R Sims
article
38EME EDITION DU COLLOQUE ANNUEL DU GROUPE FRANÇAIS DE CINETIQUE ET PHOTOCHIMIE (GFCP), Jun 2019, Rennes, France
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titre
Signal to Noise Modelling and Optimisation for Chirped Pulse in Uniform Flow Experiments
auteur
Thomas Hearne, Brian M. Hays, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Théo Guillaume, Divita Gupta, Ian R Sims
article
Second QUADMARTS International Research Network Workshop, LRGP, Lorraine University, May 2019, Nancy, France
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titre
Product branching ratios for astrochemical reactions determined in low temperature experiments
auteur
Thomas Hearne, Brian M. Hays, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Théo Guillaume, Divita Gupta, Ian R Sims
article
Semaine de l'Astrophysique Française, May 2019, Nice, France
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titre
Experimental determination of reaction product branching ratios at low temperatures for astrochemistry
auteur
Ian R Sims, Brian M. Hays, Théo Guillaume, Thomas Hearne, Ilsa R. Cooke, Omar Abdelkader Khedaoui, Divita Gupta
article
The First International Astronomical Union Symposium on Laboratory Astrophysics, IAUS 350: Laboratory Astrophysics: from Observations to Interpretation, Apr 2019, Cambridge, United Kingdom
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Poster communications

titre
A New Chirped Pulse Microwave Spectrometer Dedicated to the Measurement of Reaction Product Branching Ratios for Astrochemistry
auteur
Brian M. Hays, Thomas Hearne, Théo Guillaume, Omar Abdelkader Khedaoui, Ilsa R. Cooke, Divita Gupta, Ian R Sims
article
Second QUADMARTS International Research Network Workshop, LRGP, Lorraine University, May 2019, Nancy, France
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titre
A New Chirped Pulse Microwave Spectrometer Dedicated to the Measurement of Reaction Product Branching Ratios for Astrochemistry
auteur
Brian M. Hays, Thomas Hearne, Théo Guillaume, Omar Abdelkader Khedaoui, Ilsa R. Cooke, Divita Gupta, Ian R Sims
article
The First International Astronomical Union Symposium on Laboratory Astrophysics, IAUS 350: Laboratory Astrophysics: from Observations to Interpretation, Apr 2019, Cambridge, United Kingdom.
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titre
Kinetics of the reaction between the CN radical and methanol at low temperatures using the CRESU technique
auteur
Divita Gupta, Théo Guillaume, Sidaty Cheikh Sid Ely, Ilsa R. Cooke, Thomas Hearne, Brian M. Hays, Omar Abdelkader Khedaoui, Ian R. Sims
article
The First International Astronomical Union Symposium on Laboratory Astrophysics, IAUS 350: Laboratory Astrophysics: from Observations to Interpretation, Apr 2019, Cambridge, United Kingdom
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2018

Journal articles

titre
Multiplexed characterization of complex gas-phase mixtures combining chirped-pulse Fourier transform microwave spectroscopy and VUV photoionization time-of-flight mass spectrometry
auteur
S.M. Fritz, Brian Hays, A.O. Hernandez-Castillo, C. Abeysekera, T.S. Zwier
article
Review of Scientific Instruments, 2018, 89 (9), pp.093101. ⟨10.1063/1.5046085⟩
DOI
DOI : 10.1063/1.5046085
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titre
AC Stark Effect Observed in a Microwave-Millimeter/Submillimeter Wave Double-Resonance Experiment
auteur
Kevin M. Roenitz, Brian M. Hays, Carson R. Powers, Morgan N. Mccabe, Houston Smith, Susanna L. Widicus Weaver, Steven T. Shipman
article
Journal of Physical Chemistry A, 2018, 122 (30), pp.6321-6327. ⟨10.1021/acs.jpca.8b02116⟩
DOI
DOI : 10.1021/acs.jpca.8b02116
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titre
Conformer-specific microwave spectroscopy of 3-phenylpropionitrile by strong field coherence breaking
auteur
Sean Fritz, A.O. Hernandez-Castillo, Chamara Abeysekera, Brian Hays, Timothy Zwier
article
Journal of Molecular Spectroscopy, 2018, 349, pp.10-16. ⟨10.1016/j.jms.2018.03.011⟩
DOI
DOI : 10.1016/j.jms.2018.03.011
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Poster communications

titre
Novel Laval Nozzles for Studies of Reaction Dynamics
auteur
Thomas Hearne, Omar Abdelkader Khedaoui, Brian M. Hays, Théo Guillaume, Hamza Labiad, Ian R Sims
article
MOLEC 2018, Aug 2018, Dinard, France
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titre
The E-band CRESUCHIRP Spectrometer
auteur
Brian M. Hays, Thomas Hearne, Theo Guillaume, Omar Abdelkader Khedaoui, Robert Georges, Abdessamad Benidar, Ludovic Biennier, Sébastien D. Le Picard, Ian R Sims
article
MOLEC 2018, Aug 2018, Dinard, France
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2017

Journal articles

titre
Deep, Broadband Spectral Line Surveys of Molecule-rich Interstellar Clouds
auteur
Susanna Widicus Weaver, Jacob Laas, Luyao Zou, Jay Kroll, Mary Rad, Brian Hays, James Sanders, Dariusz Lis, Trevor Cross, Nadine Wehres, Brett Mcguire, Matthew Sumner
article
The Astrophysical Journal Supplement, 2017, 232 (1), pp.3. ⟨10.3847/1538-4365/aa8098⟩
DOI
DOI : 10.3847/1538-4365/aa8098
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titre
Conformational preferences and internal rotation of methyl butyrate by microwave spectroscopy
auteur
Alicia O Hernandez-Castillo, Chamara Abeysekera, Brian Hays, Isabelle Kleiner, Ha Vinh Lam Nguyen, Timothy S Zwier
article
Journal of Molecular Spectroscopy, 2017, 337, pp.51-58. ⟨10.1016/j.jms.2017.03.016⟩
DOI
DOI : 10.1016/j.jms.2017.03.016
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https://hal.science/hal-03183101/file/BME_HAL.pdf BibTex

2016

Journal articles

titre
Fast sweep direct absorption (sub)millimeter-wave spectroscopy
auteur
Brian Hays, Morgan Mccabe, Steven Shipman, Susanna Widicus Weaver
article
Review of Scientific Instruments, 2016, 87 (11), pp.113109. ⟨10.1063/1.4967468⟩
DOI
DOI : 10.1063/1.4967468
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titre
Broadband multi-resonant strong field coherence breaking as a tool for single isomer microwave spectroscopy
auteur
A. Hernandez-Castillo, Chamara Abeysekera, Brian Hays, Timothy Zwier
article
The Journal of Chemical Physics, 2016, 145 (11), pp.114203. ⟨10.1063/1.4962505⟩
DOI
DOI : 10.1063/1.4962505
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2015

Journal articles

titre
Weakly Bound Clusters in Astrochemistry? Millimeter and Submillimeter Spectroscopy of trans -HO 3 and Comparison to Astronomical Observations
auteur
Luyao Zou, Brian Hays, Susanna Weaver
article
Journal of Physical Chemistry A, 2015, 120 (5), pp.657-667. ⟨10.1021/acs.jpca.5b09624⟩
DOI
DOI : 10.1021/acs.jpca.5b09624
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titre
Rotational spectral studies of O(1D) insertion reactions with methane and ethylene: Methanol and vinyl alcohol in a supersonic expansion
auteur
Brian Hays, Nadine Wehres, Bridget Alligood Deprince, Althea A.M. Roy, Jacob Laas, Susanna Widicus Weaver
article
Chemical Physics Letters, 2015, 630, pp.18-26. ⟨10.1016/j.cplett.2015.04.011⟩
DOI
DOI : 10.1016/j.cplett.2015.04.011
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2013

Journal articles

titre
Theoretical Examination of O( 1 D) Insertion Reactions to Form Methanediol, Methoxymethanol, and Aminomethanol
auteur
Brian Hays, Susanna Widicus Weaver
article
Journal of Physical Chemistry A, 2013, 117 (32), pp.7142-7148. ⟨10.1021/jp400753r⟩
DOI
DOI : 10.1021/jp400753r
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titre
Multipass Millimeter/Submillimeter Spectrometer to Probe Dissociative Reaction Dynamics
auteur
Jacob Laas, Brian Hays, Susanna Widicus Weaver
article
Journal of Physical Chemistry A, 2013, 117 (39), pp.9548-9554. ⟨10.1021/jp3122402⟩
DOI
DOI : 10.1021/jp3122402
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