Ian Sims

211
Documents

Présentation

Please consult my ResearcherID for a full and up-to-date list of my publications.

Publications

Publications

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A comprehensive study of the gas-phase formation network of HC5N: theory, experiments, observations and models

Lisa Giani , Eleonora Bianchi , Martin Fournier , Sidaty Cheikh Sid Ely , Cecilia Ceccarelli et al.

Monthly Notices of the Royal Astronomical Society, 2025, pp.staf189. ⟨10.1093/mnras/staf189⟩

Article dans une revue hal-04928732v1

Experimental evidence of quantum interferences in CO-H$_2$ rotational energy transfer at room temperature

Hamza Labiad , Alexandre Faure , Ian R Sims

Phys.Rev.A, 2025, 112 (6), pp.062816. ⟨10.1103/vmq7-89ln⟩

Article dans une revue hal-05057642v1

Product-specific reaction kinetics in continuous uniform supersonic flows probed by chirped-pulse microwave spectroscopy

Théo Guillaume , Brian M. Hays , Divita Gupta , Ilsa R. Cooke , Omar Abdelkader Khedaoui et al.

The Journal of Chemical Physics, 2024, 160 (20), pp.204201. ⟨10.1063/5.0203428⟩

Article dans une revue hal-04599973v1

Laboratory astrochemistry of the gas phase: general discussion

Nadia Balucani , Michelle Brann , Sandra Brünken , Cecilia Ceccarelli , Martin Cordiner et al.

Faraday Discussions, 2023, 245, pp.391-445. ⟨10.1039/D3FD90025H⟩

Article dans une revue hal-04501732v1
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Absolute measurements of state-to-state rotational energy transfer between CO and H-2 at interstellar temperatures

Hamza Labiad , Martin Fournier , Laura A. Mertens , A Faure , David Carty et al.

Physical Review A, 2022, 105 (2), pp.L020802. ⟨10.1103/PhysRevA.105.L020802⟩

Article dans une revue hal-03629790v1
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Collisional excitation of HNC by He found to be stronger than for structural isomer HCN in experiments at the low temperatures of interstellar space

Brian M. Hays , Divita Gupta , Théo Guillaume , Omar Abdelkader Khedaoui , Ilsa R. Cooke et al.

Nature Chemistry, 2022, ⟨10.1038/s41557-022-00936-x⟩

Article dans une revue hal-03687777v1
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SOLIS. XVI. Mass ejection and time variability in protostellar outflows: Cep E

A. de A. Schutzer , P R Rivera-Ortiz , B. Lefloch , A. Gusdorf , C. Favre et al.

Astronomy & Astrophysics - A&A, 2022, 662, pp.A104. ⟨10.1051/0004-6361/202142931⟩

Article dans une revue hal-03796413v1
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A new instrument for kinetics and branching ratio studies of gas phase collisional processes at very low temperatures

Olivier Durif , Michael Capron , J.P. Messinger , Abdessamad Benidar , Ludovic Biennier et al.

Review of Scientific Instruments, 2021, 92 (1), pp.014102. ⟨10.1063/5.0029991⟩

Article dans une revue hal-03195931v1
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Seeds of Life in Space (SOLIS). VII. Discovery of a cold dense methanol blob toward the L1521F VeLLO system

C. Favre , C. Vastel , I. Jimenez-Serra , D. Quenard , P. Caselli et al.

Astronomy & Astrophysics - A&A, 2020, 635, pp.A189. ⟨10.1051/0004-6361/201937297⟩

Article dans une revue hal-02565908v2
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Design and performance of an E-band chirped pulse spectrometer for kinetics applications OCS – He pressure broadening

Brian M. Hays , Théo Guillaume , Thomas Hearne , Ilsa R. Cooke , Divita Gupta et al.

Journal of Quantitative Spectroscopy and Radiative Transfer, 2020, 250, pp.107001. ⟨10.1016/j.jqsrt.2020.107001⟩

Article dans une revue hal-02638438v1
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A novel Ka-band chirped-pulse spectrometer used in the determination of pressure broadening coefficients of astrochemical molecules

Thomas Hearne , Omar Abdelkader Khedaoui , Brian Hays , Théo Guillaume , Ian R Sims

The Journal of Chemical Physics, 2020, 153 (8), pp.084201. ⟨10.1063/5.0017978⟩

Article dans une revue hal-02922763v1
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Benzonitrile as a Proxy for Benzene in the Cold ISM: Low-temperature Rate Coefficients for CN + C 6 H 6

Ilsa R. Cooke , Divita Gupta , Joseph Messinger , Ian R Sims

The Astrophysical Journal Letters, 2020, 891 (2), pp.L41. ⟨10.3847/2041-8213/ab7a9c⟩

Article dans une revue hal-02510885v1
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Seeds of Life in Space (SOLIS) VI. Chemical evolution of sulfuretted species along the outflows driven by the low-mass protostellar binary NGC1333-IRAS4A

V Taquet , C. Codella , Marta de Simone , Ana Lopez-Sepulcre , J. E. Pineda et al.

Astronomy & Astrophysics - A&A, 2020, 637, pp.A63. ⟨10.1051/0004-6361/201937072⟩

Article dans une revue hal-02928270v1
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Rate Constants of the CN plus Toluene Reaction from 15 to 294 K and Interstellar Implications

Joseph P. Messinger , Divita Gupta , Ilsa R. Cooke , Mitchio Okumura , Ian R Sims

Journal of Physical Chemistry A, 2020, 124 (39), pp.7950-7958. ⟨10.1021/acs.jpca.0c06900⟩

Article dans une revue hal-02996160v1
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Low Temperature Kinetics of the Reaction Between Methanol and the CN Radical

Divita Gupta , Sidaty Cheikh Sid Ely , Ilsa R. Cooke , Théo Guillaume , Omar Abdelkader Khedaoui et al.

Journal of Physical Chemistry A, 2019, 123 (46), pp.9995-10003. ⟨10.1021/acs.jpca.9b08472⟩

Article dans une revue hal-02360549v1
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Experimental Studies of Gas-Phase Reactivity in Relation to Complex Organic Molecules in Star-Forming Regions

Ilsa R. Cooke , Ian R Sims

ACS Earth and Space Chemistry, 2019, 3 (7), pp.1109-1134. ⟨10.1021/acsearthspacechem.9b00064⟩

Article dans une revue hal-02278042v1
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SOLIS IV. Hydrocarbons in the OMC-2 FIR4 Region, a Probe of Energetic Particle Irradiation of the Region

C. Favre , C. Ceccarelli , A. Lopez-Sepulcre , F. Fontani , R. Neri et al.

The Astrophysical Journal, 2018, 859 (2), pp.136. ⟨10.3847/1538-4357/aabfd4⟩

Article dans une revue hal-01833205v1
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Seeds of Life in Space (SOLIS). III. Zooming Into the Methanol Peak of the Prestellar Core L1544

Anna Punanova , Paola Caselli , Siyi Feng , Ana Chacon-Tanarro , Cecilia Ceccarelli et al.

The Astrophysical Journal, 2018, 855 (2), pp.112. ⟨10.3847/1538-4357/aaad09⟩

Article dans une revue hal-01771074v1
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Rotational energy transfer in collisions between CO and Ar at temperatures from 293 to 30 K

Laura A. Mertens , Hamza Labiad , Otoniel Denis-Alpizar , Martin Fournier , David Carty et al.

Chemical Physics Letters, 2017, 683, pp.521-528. ⟨10.1016/j.cplett.2017.05.052⟩

Article dans une revue hal-01578397v1
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Seeds Of Life In Space (SOLIS) The Organic Composition Diversity at 300-1000 au Scale in Solar-type Star-forming Regions

C. Ceccarelli , P. Caselli , F. Fontani , R. Neri , A. Lopez-Sepulcre et al.

The Astrophysical Journal, 2017, 850 (2), pp.176. ⟨10.3847/1538-4357/aa961d⟩

Article dans une revue hal-01771073v1
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Seeds of Life in Space (SOLIS) I. Carbon-chain growth in the Solar-type protocluster OMC2-FIR4

F. Fontani , C. Ceccarelli , C. Favre , P. Caselli , R. Neri et al.

Astronomy & Astrophysics - A&A, 2017, 605, pp.A57. ⟨10.1051/0004-6361/201730527⟩

Article dans une revue hal-01771075v1

Product Branching in the Low Temperature Reaction of CN with Propyne by Chirped-Pulse Microwave Spectroscopy in a Uniform Supersonic Flow

Chamara Abeysekera , Baptiste Joalland , Nuwandi Ariyasingha , Lindsay N. Zack , Ian R. Sims et al.

Journal of Physical Chemistry Letters, 2015, 6 (9), pp.1599-1604. ⟨10.1021/acs.jpclett.5b00519⟩

Article dans une revue hal-01143818v1

Formation of fulvene in the reaction of C2H with 1,3-butadiene

Jessica F. Lockyear , Martin Fournier , Ian R. Sims , Jean-Claude Guillemin , Craig A. Taatjes et al.

International Journal of Mass Spectrometry, 2015, 378, pp.232-245. ⟨10.1016/j.ijms.2014.08.025⟩

Article dans une revue hal-01069616v1

A chirped-pulse Fourier-transform microwave/pulsed uniform flow spectrometer. I. The low-temperature flow system

James M. Oldham , Chamara Abeysekera , Baptiste Joalland , Lindsay N. Zack , Kirill Prozument et al.

The Journal of Chemical Physics, 2014, 141 (15), pp.154202. ⟨10.1063/1.4897979⟩

Article dans une revue hal-01131478v1

A chirped-pulse Fourier-transform microwave/pulsed uniform flow spectrometer. II. Performance and applications for reaction dynamics

Chamara Abeysekera , Lindsay N. Zack , G. Barratt Park , Baptiste Joalland , James M. Oldham et al.

The Journal of Chemical Physics, 2014, 141 (21), pp.214203. ⟨10.1063/1.4903253⟩

Article dans une revue hal-01131485v1

The rate of the F + H2 reaction at very low temperatures

Meryem Tizniti , Sébastien D. Le Picard , François Lique , Coralie Berteloite , André Canosa et al.

Nature Chemistry, 2014, 6 (2), pp.141-145. ⟨10.1038/nchem.1835⟩

Article dans une revue hal-00944371v1

Reaction Rate and Isomer-Specific Product Branching Ratios of C2H + C4H8: 1-Butene, cis-2-Butene, trans-2-Butene, and Isobutene at 79 K.

Jordy Bouwman , Martin Fournier , Ian R Sims , Stephen R. Leone , Kevin R. Wilson

Journal of Physical Chemistry A, 2013, 117 (24), pp.5093-5105. ⟨10.1021/jp403637t⟩

Article dans une revue hal-00844546v1

Low Temperature Rate Coefficients for the Reaction CN + HC3N.

Sidaty Cheikh Sid Ely , Sébastien B. Morales , Jean-Claude Guillemin , Stephen J Klippenstein , Ian R Sims

Journal of Physical Chemistry A, 2013, 117 (46), pp.12155-64. ⟨10.1021/jp406842q⟩

Article dans une revue hal-00910897v1
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Low-temperature reactions: Tunnelling in space.

Ian R Sims

Nature Chemistry, 2013, 5 (9), pp.734-6. ⟨10.1038/nchem.1736⟩

Article dans une revue hal-00861344v1

A KInetic Database for Astrochemistry (KIDA)

Valentine Wakelam , E. Herbst , J. -C. Loison , I. W. M. Smith , V. Chandrasekaran et al.

The Astrophysical Journal Supplement, 2012, 199 (1), pp.21. ⟨10.1088/0067-0049/199/1/21⟩

Article dans une revue hal-00664833v1

A Crossed Molecular Beam, Low-temperature Kinetics, and Theoretical Investigation of the Reaction of the Cyano Radical (CN) with 1,3-butadiene (C4H6). A Route to Complex Nitrogen-bearing Molecules in Low-temperature Extraterrestrial Environments

Sébastien B. Morales , Christopher J. Bennett , Sébastien D. Le Picard , André Canosa , Ian R Sims et al.

The Astrophysical Journal, 2011, 742, pp.26. ⟨10.1088/0004-637X/742/1/26⟩

Article dans une revue hal-00697098v1

Arranging Reactive Meetings of Cold Radicals

Ian R Sims

Science, 2011, 334 (6062), pp.1506-1507. ⟨10.1126/science.1215318⟩

Article dans une revue hal-01072108v1

Insights into the role of polycyclic aromatic hydrocarbon condensation in haze formation in Jupiter's atmosphere

Ludovic Biennier , Hassan Sabbah , Vijayanand Chandrasekaran , Stephen J. Klippenstein , Ian R Sims et al.

Astronomy & Astrophysics - A&A, 2011, 532, pp.1-7. ⟨10.1051/0004-6361/201116653⟩

Article dans une revue hal-00713937v1

Low temperature kinetics, crossed beam dynamics and theoretical studies of the reaction S(1D) + CH4 and low temperature kinetics of S(1D) + C2H2

Coralie Berteloite , Sébastien D. Le Picard , Ian R Sims , Marzio Rosi , Francesca Leonori et al.

Physical Chemistry Chemical Physics, 2011, 13, pp.8485-8501. ⟨10.1039/C0CP02813D⟩

Article dans une revue hal-00713092v1

Corrigendum to "Low temperature (39-298 K) kinetics study of the reactions of the \C4H\ radical with various hydrocarbons observed in Titan's atmosphere" [Icarus 194 (2008) 746-757]

Coralie Berteloite , Sébastien D. Le Picard , Petre Birza , Marie-Claire Gazeau , André Canosa et al.

Icarus, 2011, 212 (2), pp.963 -. ⟨10.1016/j.icarus.2011.01.003⟩

Article dans une revue istex hal-01073894v1

The Quest for the Hydroxyl-Peroxy Radical

Sébastien D. Le Picard , Meryem Tizniti , André Canosa , Ian R Sims , Ian W. M. Smith

Zeitschrift für Physikalische Chemie, 2010, 224 (7-8), pp.949-965. ⟨10.1524/zpch.2010.6135⟩

Article dans une revue hal-00657790v1

The thermodynamics of the elusive HO3 radical.

Sébastien D. Le Picard , Meryem Tizniti , André Canosa , Ian R Sims , Ian W M Smith

Science, 2010, 328 (5983), pp.1258-62. ⟨10.1126/science.1184459⟩

Article dans une revue hal-00657775v1

Exploring the Role of PAHs in the Formation of Soot: Pyrene Dimerization

Hassan Sabbah , Ludovic Biennier , Stephen J. Klippenstein , Ian R. Sims , Bertrand R. Rowe

Journal of Physical Chemistry Letters, 2010, 1 (19), pp.2962-2967. ⟨10.1021/jz101033t⟩

Article dans une revue hal-00733140v1

Low temperature rate coefficients for reactions of the butadiynyl radical, C4H, with various hydrocarbons. Part I: reactions with alkanes (CH4, C2H6, C3H8, C4H10).

Coralie Berteloite , Sébastien D. Le Picard , Nadia Balucani , André Canosa , Ian R Sims

Physical Chemistry Chemical Physics, 2010, 12 (15), pp.3666-76. ⟨10.1039/b907154g⟩

Article dans une revue istex hal-00657405v1

Experimental measurements of low temperature rate coefficients for neutral-neutral reactions of interest for atmospheric chemistry of Titan, Pluto and Triton: reactions of the CN radical.

Sébastien B. Morales , Sébastien D. Le Picard , André Canosa , Ian R Sims

Faraday Discussions, 2010, 147, pp.155-171. ⟨10.1039/C004219F⟩

Article dans une revue istex hal-00657794v1

Low temperature rate coefficients for reactions of the butadiynyl radical, C4H, with various hydrocarbons. Part II: reactions with alkenes (ethylene, propene, 1-butene), dienes (allene, 1,3-butadiene) and alkynes (acetylene, propyne and 1-butyne).

Coralie Berteloite , Sébastien D. Le Picard , Nadia Balucani , André Canosa , Ian R Sims

Physical Chemistry Chemical Physics, 2010, 12 (15), pp.3677-89. ⟨10.1039/b923867k⟩

Article dans une revue istex hal-00657419v1

A chemical dynamics, kinetics, and theoretical study on the reaction of the cyano radical (CN; X(2)Sigma+) with phenylacetylene (C6H5CCH; X(1)A1).

Chris J. Bennett , Sébastien B. Morales , Sébastien D. Le Picard , André Canosa , Ian R Sims et al.

Physical Chemistry Chemical Physics, 2010, 12 (31), pp.8737-49. ⟨10.1039/b925072g⟩

Article dans une revue istex hal-00733144v1

Neutral-neutral reactions in astrochemistry: Measurements on atom - H-2 reactions at very low temperatures

Ian R Sims , Coralie Berteloite , Meryem Tizniti , Sebastien D. Le Picard , André Canosa et al.

Abstracts of Papers of the American Chemical Society, 2010, 239 (1), pp.5

Article dans une revue hal-01073298v1

Kinetics and dynamics of the S(1D2) + H2 → SH + H reaction at very low temperatures and collision energies.

Coralie Berteloite , Manuel Lara , Astrid Bergeat , Sébastien D. Le Picard , Fabrice Dayou et al.

Physical Review Letters, 2010, 105 (20), pp.203201. ⟨10.1103/PhysRevLett.105.203201⟩

Article dans une revue hal-00657832v1

Low temperature kinetics: the association of OH radicals with O2.

Meryem Tizniti , Sébastien D. Le Picard , André Canosa , Ian R Sims , Ian W. M. Smith

Physical Chemistry Chemical Physics, 2010, 12 (39), pp.12702-10. ⟨10.1039/c0cp00591f⟩

Article dans une revue istex hal-00733135v1

Observation of organosulfur products (thiovinoxy, thioketene and thioformyl) in crossed-beam experiments and low temperature rate coefficients for the reaction S(1D) + C2H4.

Francesca Leonori , Raffaele Petrucci , Nadia Balucani , Piergiorgio Casavecchia , Marzio Rosi et al.

Physical Chemistry Chemical Physics, 2009, 11 (23), pp.4701-6. ⟨10.1039/b900059c⟩

Article dans une revue istex hal-00662467v1

How Measurements of Rate Coefficients at Low Temperature Increase the Predictivity of Photochemical Models of Titan's Atmosphere

Eric Hébrard , M. Dobrijevic , P. Pernot , Nathalie Carrasco , A. Bergeat et al.

Journal of Physical Chemistry A, 2009, 113 (42), pp.11227-11237. ⟨10.1021/jp905524e⟩

Article dans une revue hal-00439322v1

Crossed-beam dynamics, low-temperature kinetics, and theoretical studies of the reaction S(1D) + C2H4.

Francesca Leonori , Raffaele Petrucci , Nadia Balucani , Piergiorgio Casavecchia , Marzio Rosi et al.

Journal of Physical Chemistry A, 2009, 113 (52), pp.15328-45. ⟨10.1021/jp906299v⟩

Article dans une revue hal-00662594v1

Low temperature (39-298 K) kinetics study of the reactions of the C4H radical with various hydrocarbons observed in Titan's atmosphere

Coralie Berteloite , Sébastien D. Le Picard , Petre Birza , Marie-Claire Gazeau , André Canosa et al.

Icarus, 2008, 194 (2), pp.746-757. ⟨10.1016/j.icarus.2007.10.012⟩

Article dans une revue istex hal-00671105v1

Rate coefficients for the reactions of C2(a(3)Pi(u)) and C2(X(1)Sigma(g)(+)) with various hydrocarbons (CH4, C2H2, C2H4, C2H6, and C3H8): a gas-phase experimental study over the temperature range 24-300 K.

Alejandra Páramo , André Canosa , Sébastien D. Le Picard , Ian R Sims

Journal of Physical Chemistry A, 2008, 112 (39), pp.9591-600. ⟨10.1021/jp8025336⟩

Article dans une revue istex hal-00671342v1

Understanding reactivity at very low temperatures: the reactions of oxygen atoms with alkenes.

Hassan Sabbah , Ludovic Biennier , Ian R Sims , Yuri Georgievskii , Stephen J Klippenstein et al.

Science, 2007, 317 (5834), pp.102-5. ⟨10.1126/science.1142373⟩

Article dans une revue hal-00671504v1

An experimental study of the reaction kinetics of C2(X1Σg+) with hydrocarbons (CH4, C2H2, C2H4, C2H6 and C3H8) over the temperature range 24-300 K: Implications for the atmospheres of Titan and the Giant Planets

André Canosa , Alejandra Páramo , Sébastien D. Le Picard , Ian R Sims

Icarus, 2007, 187 (2), pp.558-568. ⟨10.1016/j.icarus.2006.10.009⟩

Article dans une revue istex hal-00653525v1

An experimental study of the intersystem crossing and reactions of C2(X1Sigmag+) and C2(a3Pi(u)) with O2 and NO at very low temperature (24-300 K).

Alejandra Páramo , André Canosa , Sébastien D Le Picard , Ian R Sims

Journal of Physical Chemistry A, 2006, 110 (9), pp.3121-7. ⟨10.1021/jp0544787⟩

Article dans une revue istex hal-00653287v1

Experimental and theoretical study of intramultiplet transitions in collisions of C([sup 3]P) and Si([sup 3]P) with He

Sébastien D. Le Picard , P. Honvault , B. Bussery-Honvault , André Canosa , S. Laubé et al.

The Journal of Chemical Physics, 2002, 117 (22), pp.10109-10120. ⟨10.1063/1.1518026⟩

Article dans une revue hal-01083019v1

Reactions of the methylidine radical with CH4, C2H2, C2H4, C2H6, and but-1-ene studied between 23 and 295 K with a CRESU apparatus

André Canosa , Ian R Sims , Daniel Travers , Ian W M Smith , Bertrand Rowe

Astronomy & Astrophysics - A&A, 1997, 323, pp.644-651

Article dans une revue hal-02160585v1

The Radiative Association of CH with H 2 : A Mechanism for Formation of CH 3 in Interstellar Clouds

Richard Brownsword , Ian Sims , Ian Smith , David Stewart , André Canosa et al.

The Astrophysical Journal, 1997, 485 (1), pp.195-202. ⟨10.1086/304402⟩

Article dans une revue hal-02160564v1

Kinetics over a wide range of temperature (13–744 K): Rate constants for the reactions of CH(ν=0) with H2 and D2 and for the removal of CH(ν=1) by H2 and D2

Richard Brownsword , André Canosa , Bertrand Rowe , Ian Sims , Ian Smith et al.

The Journal of Chemical Physics, 1997, 106 (18), pp.7662-7677. ⟨10.1063/1.473750⟩

Article dans une revue hal-02160576v1

Rate coefficients for interstellar gas-phase chemistry

Bertrand Rowe , André Canosa , Ian Sims

Journal of the Chemical Society, Faraday Transactions, 1993, 89 (13), pp.2193. ⟨10.1039/FT9938902193⟩

Article dans une revue istex hal-02160552v1

Low temperature gas-phase studies of collisional excitation, reactivity and cluster formation for astrophysical applications

Ian R Sims

International Workshop on Interstellar Matter 2025, Institute of Low Temperature Science, Hokkaido University, Nov 2026, Sapporo, Japan

Communication dans un congrès hal-05543381v1

Neutral-neutral reactions of astrochemical interest in the gas-phase at low temperatures: Rate coefficients and product branching fractions

Ian R Sims

‘A Symposium to Honor Eric Herbst's Contributions to Our Understanding of the Molecular Universe’ at the Spring 2025 National Meeting of the American Chemical Society, Mar 2025, San Diego (CA), United States

Communication dans un congrès hal-05125626v1

Radical reactivity at low temperatures: Gas-phase molecular synthesis in space?

Ian R Sims

Réunion de démarrage du groupe de travail ‘Chimie des Origines’, Société Française de Chimie, Jun 2025, Paris, France

Communication dans un congrès hal-05125660v1

Neutral-neutral reactions of astrochemical interest in the gas-phase at low temperatures: Rate coefficients and product branching fractions

Ian R Sims

Journée pour fêter l’éméritat de Jean-Claude Guillemin, École nationale supérieure de chimie de Rennes, May 2025, Rennes, France

Communication dans un congrès hal-05125644v1

Plenary lecture: Absolute rate constants and branching fractions for low temperature reactions and inelastic collisions of astrophysical interest

Ian R Sims

77th International Symposium on Molecular Spectroscopy, University of Illinois at Urbana-Champaign, Jun 2024, Urbana (IL), United States

Communication dans un congrès hal-05125577v1

First steps in nucleation: conformer specific reaction kinetics of heterodimer formation at low temperatures

Ian R Sims , Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Chinmai Sai Jureddy

27th International Symposium on Gas Kinetics & Related Phenomena, University of Leeds, Jul 2024, Leeds, United Kingdom

Communication dans un congrès hal-05125817v1

Product branching in the CN + propene reaction at very low temperatures probed by chirped-pulse millimeter wave spectroscopy

Ian R Sims , Myriam Drissi , Divita Gupta , Omar Abdelkader Khedaoui , Théo Guillaume et al.

Cold and Controlled Molecules & Ions 2024, Sep 2024, Klosterneuburg, Austria

Communication dans un congrès hal-05125829v1

Chirped pulse mm-wave and pulsed laser studies of gas phase molecular collisions for astrochemical applications

Ian R Sims

International workshop “Molecular Astrophysics: recent successes and current challenges”, Mar 2024, Deauville, France

Communication dans un congrès hal-05125557v1

Absolute rate constants and branching fractions for low temperature reactions and inelastic collisions of astrophysical interest

Ian R Sims

Next Generation Astrochemistry Symposium, Nov 2024, Tokyo, Japan

Communication dans un congrès hal-05125585v1

Absolute rate constants and branching fractions for low temperature reactions and inelastic collisions of astrophysical interest

Ian R Sims

Invited seminar, RIKEN, Nov 2024, Tokyo, Japan

Communication dans un congrès hal-05125592v1

Product branching ratio measurements at low temperatures for the reaction of CN radicals with hydrocarbons

Myriam Drissi , Divita Gupta , Brian Hays , Théo Guillaume , Ilsa R. Cooke et al.

76th International Symposium on Molecular Spectroscopy, Jun 2023, Urbana-Champaign, Université d'Illinois, United States

Communication dans un congrès hal-04150328v1

Measuring low temperature kinetics of neutral-neutral reactions : how can we contribute to the detection of new species ?

Myriam Drissi , Divita Gupta , Brian Hays , Théo Guillaume , Ilsa R. Cooke et al.

Physical and chemical processes of astrophysical interest, Jun 2023, Saint-Florent, France

Communication dans un congrès hal-04150317v1

Keynote lecture: Space molecules – formation, destruction and collisional excitation in the gas phase

Ian R Sims

RSC Faraday joint interest group conference 2023, Royal Society of Chemistry, Apr 2023, Sheffield, United Kingdom

Communication dans un congrès hal-05123307v1

Experimental studies of gas phase molecular collisions for astrochemical and astrophysical applications

Ian R Sims

2023 Dynamics of Molecular Collisions (DMC) Conference, Jul 2023, Snowbird, UT, United States

Communication dans un congrès hal-05123313v1

CRESUCHIRP: combining microwave spectroscopy and continuous cold supersonic flows to study reactive and inelastic collisions for astrochemical and atmospheric applications

Ian R Sims

Virtual International Microwave Seminar, Jun 2023, On line, Germany

Communication dans un congrès hal-05125543v1

First steps in nucleation: reaction kinetics of heterodimer formation at low temperatures

Ian R Sims , Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume et al.

5th QUADMARTS Workshop, Mar 2023, Estes Park CO, United States

Communication dans un congrès hal-05125793v1

First steps in nucleation: reaction kinetics of heterodimer formation at low temperatures

Ian R Sims , Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume et al.

Bridging the Gap: Using Gas-Phase and Cluster Studies to Model the Dynamics of Complex Systems Symposium, ACS Spring 2023 National Meeting & Exposition, American Chemical Society, Mar 2023, Indianapolis (IN), United States

Communication dans un congrès hal-05125788v1

[Departmental Seminar] CRESUCHIRP: combining microwave spectroscopy and continuous cold supersonic flows to study reactive and inelastic collisions for astrochemical and atmospheric applications

Ian R Sims

Chemical Physics Seminar, A.A. Noyes Laboratory,, California Institute of Technology, Jul 2023, Pasadena (CA), United States

Communication dans un congrès hal-05125803v1

[Seminar] Experimental studies of gas phase molecular collisions for astrochemical and astrophysical applications

Ian R Sims

Chemical Dynamics Group Seminar, Mar 2023, Argonne National Laboratory, United States

Communication dans un congrès hal-05125769v1

INVESTIGATING THE ONSET OF NUCLEATION: LOW TEMPERATURE REACTION KINETICS OF HETERODIMER FORMATION

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian M. Hays et al.

2023 International Symposium on Molecular Spectroscopy, University of Illinois, Jun 2023, Urbana (IL), United States

Communication dans un congrès hal-04211425v1

Product branching ratio measurements at low temperatures for reactions of the CN radicals with hydrocarbons

Myriam Drissi , Ian R Sims

2023 International Symposium on Molecular Spectroscopy, Jun 2023, Urbana, United States. ⟨10.15278/isms.2023.6801⟩

Communication dans un congrès hal-04599884v1

Experimental measurements on collisional excitation in cold supersonic flows

Ian R Sims

Collisional excitation of (reactive) astrophysical molecules and its applications, Jun 2022, Saint-Florent, France

Communication dans un congrès hal-05123297v1

Experimental studies of gas phase molecular collisions for astrochemical and astrophysical applications

Ian R Sims

Biennial conference of the National Program "Physics and Chemistry of the Interstellar Medium" (PCMI), École Normale Supérieure, Oct 2022, Paris, France

Communication dans un congrès hal-05123302v1

Dynamics and Kinetics Studied by Chirped Pulse Microwave Spectroscopy in Cold Uniform Supersonic Flows

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian Hays et al.

Collisional excitation of astrophysical molecules and its applications, Jun 2022, Saint Florent, France

Communication dans un congrès hal-03725322v1

Probing low temperature product branching ratios for the reaction of CN radical with propene

Divita Gupta , Brian Hays , Myriam Drissi , Théo Guillaume , Ilsa R. Cooke et al.

Quadmarts, Jun 2022, Lille, France

Communication dans un congrès hal-03727129v1

Experimental investigation of collisional processes at low temperatures for astrochemistry

Ian R Sims

36th Symposium on Free Radicals (FRS), AlbaNova University Center, Stockholm University, Jul 2022, Stockholm, Sweden

Communication dans un congrès hal-05123292v1

Dynamics and kinetics studied by chirped pulse microwave spectroscopy in cold uniform supersonic flows

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian Hays et al.

International Symposium on Molecular Spectroscopy ( ISMS ) 2022, Jun 2022, Urbana-Champaign, United States

Communication dans un congrès hal-03725324v1

Study of complexation kinetics processes by rotational spectroscopy coupled with uniform supersonic flows

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian Hays et al.

QUADMARTS :QUAntitative Detection of Molecular And radical Trace Species, Jun 2022, Lille, France

Communication dans un congrès hal-03725325v1

Low temperature product branching ratios for the reaction of CN radical with propene

Divita Gupta , Brian Hays , Myriam Drissi , Théo Guillaume , Ilsa R. Cooke et al.

Collisional excitation of (reactive) astrophysical molecules and its applications, Jun 2022, Saint-Florent, France

Communication dans un congrès hal-03727132v1

A rocket reactor and a microwave to understand the chemistry in space

Divita Gupta , Myriam Drissi , Brian M. Hays , Ilsa R. Cooke , Théo Guillaume et al.

Journée des doctorants : PhDay 2022, Nov 2022, Rennes, France

Communication dans un congrès hal-03891154v1

Recent developments in Chirped Pulse in Uniform Flow techniques for the measurement of low-temperature reaction product branching ratios

Théo Guillaume , Divita Gupta , Brian M. Hays , Ilsa R. Cooke , Omar Abdelkader Khedaoui et al.

APS March Meeting 2021, Mar 2021, Virtuel, États-Unis

Communication dans un congrès hal-03313515v1

Experimental determination of reaction rate constants and product branching ratios at low temperatures for astrochemistry

Ian R Sims

‘Elucidating the Interstellar and Circumstellar Chemistry of Silicon’ at the Fall 2021 National Meeting of the American Chemical Society, Aug 2021, Atlanta (Georgia) en ligne, United States

Communication dans un congrès hal-05123283v1

Recent advances in experimental gas kinetics for astrochemistry

Ian R Sims

Processus physico-chimiques d'intérêt astrophysique : Vers une chimie d’état à état, Jun 2021, Saint-Florent, France

Communication dans un congrès hal-05123245v1

Experimental determination of reaction product branching ratios at low temperatures for astrochemistry

Théo Guillaume , Brian M. Hays , Divita Gupta , Ilsa R. Cooke , Omar Abdelkader Khedaoui et al.

Astrochemical Complexity in Planetary Systems Symposium, ACS Spring National Meeting, American Chemical Society, Apr 2021, Online, United States

Communication dans un congrès hal-05125731v1

Inside the chemistry of a molecular cloud

Théo Guillaume , Divita Gupta , Brian M. Hays , Ilsa R. Cooke , Omar Abdelkader Khedaoui et al.

Journée des doctorants : PhDay 2021, Nov 2021, Rennes, France

Communication dans un congrès hal-03456515v1

Chirped pulse mm-wave and pulsed laser studies of gas phase molecular collisions for astrochemical applications

Brian M. Hays , Théo Guillaume , Thomas Hearne , Omar Abdelkader Khedaoui , Ilsa R. Cooke et al.

European Conference on Laboratory Astrophysics ECLA 2020, Linking dust, ice and gas in space, Sep 2021, Anacapri, Italy

Communication dans un congrès hal-05125751v1

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.

Théo Guillaume , Divita Gupta , Brian M. Hays , Ilsa R. Cooke , Omar Abdelkader Khedaoui et al.

Workshop “Physical and chemical processes of astrophysical interest”, Jun 2021, St Florent, France

Communication dans un congrès hal-03313512v1

Chirped pulse mm-wave and pulsed laser studies of gas phase molecular collisions for astrochemical applications

Brian M. Hays , Thomas Hearne , Ilsa R. Cooke , Théo Guillaume , Omar Abdelkader Khedaoui et al.

Tuesday UVa / NRAO Astronomy (TUNA) Lunch Talk (moved online), Mar 2020, Charlottesville, United States

Communication dans un congrès hal-02935959v1

Experimental studies of gas phase molecular collisions for astrochemical and astrophysical applications

Ian R Sims

The Molecular Underpinnings of Astrophysics – TSRC Workshop, Jan 2020, Telluride, United States

Communication dans un congrès hal-02935943v1

Detecting branching ratios of chemical reactions at astrophysically relevant temperatures using chirped pulse millimeter wave spectroscopy in continuous CRESU flows

Brian M. Hays , Théo Guillaume , Thomas Hearne , Omar Abdelkader Khedaoui , Ilsa R. Cooke et al.

International Symposium on Molecular Spectroscopy, Jun 2019, Champaign-Urbana, United States

Communication dans un congrès hal-02115360v1

Experimental determination of reaction product branching ratios at low temperature for astrochemistry using chirped pulse microwave spectroscopy

Théo Guillaume , Omar Abdelkader Khedaoui , Brian M. Hays , Thomas Hearne , Ilsa R. Cooke et al.

38EME EDITION DU COLLOQUE ANNUEL DU GROUPE FRANÇAIS DE CINETIQUE ET PHOTOCHIMIE (GFCP), Jun 2019, Rennes, France

Communication dans un congrès hal-02468768v1

Kinetics of the reaction between the CN radical and methanol at low temperatures using the CRESU technique

Ilsa R. Cooke , Divita Gupta , Sidaty Cheikh Sid Ely , Théo Guillaume , Thomas Hearne et al.

38EME EDITION DU COLLOQUE ANNUEL DU GROUPE FRANÇAIS DE CINETIQUE ET PHOTOCHIMIE (GFCP), Jun 2019, Rennes, France

Communication dans un congrès hal-02282223v1

[Invited Seminar] Experimental studies of gas phase molecular collisions for astrochemical and astrophysical applications

Sébastien D. Le Picard , Ian R Sims

Invited seminar, University of Tokyo, Department of Physics, Nov 2019, Tokyo, Japan

Communication dans un congrès hal-02935931v1

Experimental determination of reaction product branching ratios at low temperatures for astrochemistry

Ian R Sims , Brian M. Hays , Théo Guillaume , Thomas Hearne , Ilsa R. Cooke et al.

The First International Astronomical Union Symposium on Laboratory Astrophysics, IAUS 350: Laboratory Astrophysics: from Observations to Interpretation, Apr 2019, Cambridge, United Kingdom

Communication dans un congrès hal-02114779v1

A new E-band chirped pulse spectrometer for chemical kinetics applications

Brian M. Hays , Théo Guillaume , Thomas Hearne , Omar Abdelkader Khedaoui , Ilsa R. Cooke et al.

International Symposium on Molecular Spectroscopy, Jun 2019, Champaign-Urbana, United States

Communication dans un congrès hal-02115356v1

Chirped Pulse Microwave Fourier-Transform Spectrometry for the Determination of Product Branching Ratios

Thomas Hearne , Brian M. Hays , Ilsa R. Cooke , Théo Guillaume , Omar Abdelkader Khedaoui et al.

26th Colloquim on High Resolution Molecular Spectroscopy, Aug 2019, Dijon, France

Communication dans un congrès hal-02281613v1

Product branching ratios for astrochemical reactions determined in low temperature experiments

Thomas Hearne , Brian M. Hays , Ilsa R. Cooke , Omar Abdelkader Khedaoui , Théo Guillaume et al.

Semaine de l'Astrophysique Française, May 2019, Nice, France

Communication dans un congrès hal-02114917v1

[Invited Seminar] Experimental studies of gas phase molecular collisions for astrochemical and astrophysical applications

Sébastien D. Le Picard , Ian R Sims

Invited seminar, RIKEN, Nov 2019, Tokyo, Japan

Communication dans un congrès hal-02369176v1

Experimental determination of reaction product branching ratios at low temperatures for astrochemistry

Brian M. Hays , Thomas Hearne , Ilsa R. Cooke , Théo Guillaume , Omar Abdelkader Khedaoui et al.

XXVII Dynamics of Molecular Collisions Conference (DMC), Jul 2019, Big Sky, Montana, United States

Communication dans un congrès hal-02369063v1

Signal to Noise Modelling and Optimisation for Chirped Pulse in Uniform Flow Experiments

Thomas Hearne , Brian M. Hays , Ilsa R. Cooke , Omar Abdelkader Khedaoui , Théo Guillaume et al.

Second QUADMARTS International Research Network Workshop, LRGP, Lorraine University, May 2019, Nancy, France

Communication dans un congrès hal-02114923v1

Chemical reactions and energy transfer in cold supersonic flows – a meeting ground for experiment and theory?

Ian R Sims

Frontiers of Chemical Dynamics, Kavli Royal Society Centre, Chicheley Hall, Apr 2018, Chicheley, United Kingdom

Communication dans un congrès hal-02114809v1

Formation of HC5N in space environments

Martin Fournier , Baptiste Joalland , Sidaty Cheikh Sid Ely , Jean-Claude Guillemin , Stephen J. Klippenstein et al.

New Spectroscopic Techniques for Astrochemistry Symposium, 256th ACS National Meeting & Exposition, Aug 2018, Boston, MA, United States

Communication dans un congrès hal-02114910v1

Low Temperature Bimolecular Collisions: Energy Transfer, Reactivity and Products

Ian R Sims

GRC Molecular Interactions and Dynamics, Stonehill College, Jul 2018, Easton, MA, United States

Communication dans un congrès hal-02114813v1

Experimental gas-phase reaction kinetics and energy transfer studies for astrochemistry

Ian R Sims

Second Italian Workshop on Astrochemistry, Chemical Evolution in our Galaxy: Spectroscopy, Observations and Reactivity, Fonderia n.1, Jun 2018, Follonica, Italy

Communication dans un congrès hal-02114810v1

Experimental gas-phase reaction kinetics studies for astrochemistry: current status and future directions

Ian R Sims

COST Conference: Our Astro-Chemical History: Past, Present, and Future, Sep 2018, Assen, Netherlands

Communication dans un congrès hal-02114827v1

Experimental gas-phase reaction kinetics and energy transfer studies for astrochemistry

Ian R Sims

Hydride chemistry: From earth to space - TSRC Workshop, Mar 2018, Telluride, CO, United States

Communication dans un congrès hal-02114807v1

Discussion group introduction: Chirped pulse microwave/mm-wave spectroscopy

Ian R Sims

First QUADMARTS International Research Network Workshop, Keck Institute for Space Studies, Caltech, Nov 2018, Pasadena, United States

Communication dans un congrès hal-02114912v1

Synthesis of organic molecules in space – chemical reactions at low temperatures

Ian R Sims

Faraday Joint Interest Group Conference 2017, Apr 2017, Warwick, United Kingdom

Communication dans un congrès hal-01484849v1

[Invited Seminar] Gas-phase reaction kinetics and energy transfer for astrochemistry

Ian R Sims

Invited Seminar, Astrophysics Laboratory, Columbia University, May 2017, New York, United States

Communication dans un congrès hal-02368977v1

Low temperature gas-phase kinetics studies for astrochemistry

Ian R Sims

QUADMARTS International Research Network Inaugural Meeting, Nov 2017, Rennes, France

Communication dans un congrès hal-02114898v1

Gas-phase reaction kinetics and energy transfer for astrochemistry

Ian R Sims

David Williams 80th Birthday Conference, Royal Astronomical Society, Sep 2017, London, United Kingdom

Communication dans un congrès hal-02114803v1

Low temperature gas-phase kinetics studies related to molecular growth in space

Ian R Sims

Astrochemical conference KIDA2017, Sep 2017, Bordeaux, France

Communication dans un congrès hal-02114805v1

Cyanopolyynes: gas‐phase reactions

Ian R Sims

SOLIS network meeting, Université de Cergy-Pontoise, Feb 2017, Paris, France

Communication dans un congrès hal-02114897v1

Gas-phase reaction kinetics and energy transfer for astrochemistry

Ian R Sims

IAU Symposium 332: Astrochemistry VII – Through the Cosmos from Galaxies to Planets, Mar 2017, Puerto Varas, Chile

Communication dans un congrès hal-01484851v1

Low temperature kinetics studies related to the formation of polyynes and cyanopolyynes in space

Ian R Sims

Processus physico-chimiques d'intérêt astrophysique : Les molécules complexes, Jun 2017, St Florent, Corsica, France

Communication dans un congrès hal-02114793v1

Low Temperature Kinetics in Uniform Supersonic Flows: Rate Constants, Branching Ratios and Energy Transfer

Ian R Sims

10th International Conference on Chemical Kinetics, May 2017, Chicago, United States

Communication dans un congrès hal-01484846v1

Probing the Dynamics of Multichannel Reactions with Pure Rotational Spectroscopy

Baptiste Joalland , Chamara Abeysekera , Lindsay N. Zack , G. Barratt Park , Kirill Prozument et al.

24th International Symposium on Gas Kinetics and Related Phenomena, Jul 2016, York, United Kingdom

Communication dans un congrès hal-01446550v1

Chemical reactions and energy transfer in cold supersonic flows

Ian R Sims

Cold And Controlled Molecules and Ions, Mar 2016, Rehovot, Israel

Communication dans un congrès hal-01484858v1

Probing the Dynamics of Multichannel Reactions with Pure Rotational Spectroscopy

Baptiste Joalland , Chamara Abeysekera , Lindsay N. Zack , G. Barratt Park , Kirill Prozument et al.

Chemistry and Physics at Low Temperatures, Jul 2016, Biarritz, France

Communication dans un congrès hal-01446572v1

Laboratory Astrochemistry

Ian R Sims

Plenary Lecture at Doctoral Students Meeting, Ecole Doctorale Matières, Molécules, Matériaux en Pays de la Loire, Jun 2016, Nantes, France

Communication dans un congrès hal-01484856v1

Probing the Dynamics of Multichannel Reactions with Pure Rotational Spectroscopy

Baptiste Joalland , Chamara Abeysekera , Lindsay N. Zack , G. Barratt Park , Kirill Prozument et al.

7th International Meeting on Atomic and Molecular Physics and Chemistry, Jun 2016, Le Havre, France

Communication dans un congrès hal-01446580v1

Supersonic flows meet lasers in the service of astrochemistry

Ian R Sims

Physical Chemistry Meets AMO Symposium, 252nd National ACS Meeting, Aug 2016, Philadelphia, United States

Communication dans un congrès hal-01484853v1

[Invited Seminar] Radical reactivity at low temperatures Astrophysical and atmospheric applications

Ian R Sims

Informal seminar, A.A. Noyes Laboratory, Jul 2015, Pasadena, United States

Communication dans un congrès hal-01484867v1

Energy transfer and reactivity at low temperatures: astrophysical applications

Ian R Sims

iCOMET 2015, Oct 2015, Chengdu, China

Communication dans un congrès hal-01484859v1

Gas-phase reaction kinetics and energy transfer for astrochemistry

Ian R Sims

Processus physico-chimiques d'intérêt astrophysique : La chimie des hydrures, Jun 2015, Saint Florent, France

Communication dans un congrès hal-01484864v1

Low temperature reaction kinetics and astrochemistry

Ian R Sims

Anharmonicity in medium-sized molecules and clusters, AMOC 2015, Apr 2015, Madrid, Spain

Communication dans un congrès hal-01484865v1

Radical reactivity at low temperatures: Astrophysical applications

Ian R Sims

Laboratory Astrophysics Workshop 2015, Oct 2015, Heidelberg, Germany

Communication dans un congrès hal-01484860v1

[Invited Seminar] Radical reactivity at low temperatures: Astrophysical and atmospheric applications

Ian R Sims

Invited departmental seminar, Apr 2015, School of Chemistry, University of Basel, Switzerland

Communication dans un congrès hal-01132171v1

Molecular collisions in cold supersonic flows: kinetics meets dynamics in the service of astrochemistry

Ian R Sims

Dynamics of Molecular Collisions XXV, Celebrating 50 Years of Chemical Reaction Dynamics, Jul 2015, Asilomar, United States

Communication dans un congrès hal-01484861v1

CPUF: Chirped-Pulse Microwave Spectroscopy in Pulsed Uniform Supersonic Flows

Arthur G. Suits , Chamara Abeysekera , Lindsay N. Zack , Baptiste Joalland , Nuwandi M. Ariyasingha et al.

70th International Symposium on Molecular Spectroscopy, Jun 2015, The University of Illinois at Urbana-Champaign, United States

Communication dans un congrès hal-01246735v1

Chirped-Pulse in Uniform Flow

Baptiste Joalland , Chamara Abeysekera , Lindsay N. Zack , Nuwandi M. Ariyasingha , Ian R. Sims et al.

Journées 2015 de la Société Française d'Astronomie & d'Astrophysique, Jun 2015, Toulouse, France

Communication dans un congrès hal-01240695v1

Chirped-pulse microwave spectroscopy in pulsed uniform supersonic flows: Probing reaction dynamics with rotational spectroscopy

Arthur G. Suits , Chamara Abeysekera , James M. Oldham , Kirill Prozument , Baptiste Joalland et al.

248th American Chemical Society National Symposium, Aug 2014, San Francisco, CA, United States

Communication dans un congrès hal-01246744v1

The F + H2 reaction at very low temperature »

Sébastien D. Le Picard , Meryem Tizniti , Ian R Sims , André Canosa , François Lique et al.

American Chemical Society (ACS) 247th National Meeting, Mar 2014, Dallas, United States

Communication dans un congrès hal-01131743v1

Radically different kinetics at low temperatures

Ian R Sims

Mini-symposium on Spectroscopy in Kinetics and Dynamics, International Symposium on Molecular Spectroscopy 69th Meeting, Jun 2014, Champaign-Urbana, Illinois, United States

Communication dans un congrès hal-01132165v1

Radical reactivity at low temperatures: Astrophysical and atmospheric applications

Ian R Sims

Chemical Dynamics Group Seminar, Jun 2014, Chemistry Division, Argonne National Laboratory, Argonne, Illinois, United States

Communication dans un congrès hal-01132210v1

The rate of the F + H2 reaction at very low temperatures

Ian R Sims

ANR project HYDRIDES First Annual Meeting, Feb 2014, IPAG, Grenoble, France

Communication dans un congrès hal-01132209v1

Radical reactivity at very low temperatures

Ian R Sims

20th European Conference on Molecular Dynamics, MOLEC 2014, Aug 2014, Gothenburg, Sweden

Communication dans un congrès hal-01132168v1

[Invited Seminar] Radical reactivity at low temperatures: Astrophysical and atmospheric applications

Ian R Sims

Invited departmental seminar, May 2014, Institute for Ion Physics and Applied Physics, Innsbruck University, Austria

Communication dans un congrès hal-01132163v1

Low temperature reaction kinetics and organic synthesis in space

Ian R Sims

23rd International Symposium on Gas Kinetics, Jul 2014, Szeged, Hungary

Communication dans un congrès hal-01132211v1

[Invited Seminar] Radical reactivity at low temperatures

Ian R Sims

Invited physical chemistry seminar, Sep 2013, Department of Chemistry, Wayne State University, Detroit, Michigan, United States

Communication dans un congrès hal-01132093v1

Radical reactivity at low temperatures

Ian R Sims

32nd International Symposium on Free Radicals, Jul 2013, Potsdam, Germany

Communication dans un congrès hal-00876970v1

Experimental measurements of rotational state-to-state collisional energy transfer in the CRESU

Ian R Sims

Kick-off meeting for ANR project HYDRIDES, Jan 2013, IPAG, Grenoble, France

Communication dans un congrès hal-01132202v1

Low temperature reaction kinetics and organic synthesis in space: Organonitrogen chemistry

Ian R Sims , Sidaty Cheikh Sid Ely , Martin Fournier , Jean-Claude Guillemin , Stephen J. Klippenstein

246th ACS National Meeting and Exposition, Sep 2013, Indianapolis (Indiana), United States

Communication dans un congrès hal-00876952v1

Rate coefficients for reactions of CN, C2H and C3N radicals of astrochemical interest

Ian R Sims

Atelier KIDA, May 2013, Laboratoire d'Astrophysique de Bordeaux, France

Communication dans un congrès hal-01132204v1

Reaction kinetics and the synthesis of organic molecules in space

Ian R Sims

Atelier CNES - Evolution de la matière organique dans les milieux interplanétaire et interstellaire, Mar 2013, Paris, France

Communication dans un congrès hal-00876977v1

[Invited Seminar] Radical reactivity at low temperatures

Ian R Sims

Invited departmental seminar, Sep 2013, Department of Chemistry, West Virginia University, Morgantown, West Virginia, United States

Communication dans un congrès hal-01132104v1

The F + H2 reaction at very low temperature

Sébastien D. Le Picard , Meryem Tizniti , Coralie Berteloite , André Canosa , Ian R Sims et al.

Gas Kinetics, Jun 2012, Boulder, United States

Communication dans un congrès hal-01131744v1

Experimental investigations of radical-molecule reactions using low temperature supersonic flows

Ian R Sims

Gordon Research Conference on Atomic and Molecular Interactions, Jul 2012, Stonehill College, Easton, MA, United States

Communication dans un congrès hal-00914577v1

Reaction kinetics and the formation of organic molecules in space

Ian R Sims

6th Annual Titan Chemistry Workshop, 2012, Miami, United States

Communication dans un congrès hal-00733157v1

Low temperature formation of cyanopolyynes

S. Cheikh Sid Ely , Stephen J. Klippenstein , J.-C. Guillemin , Ian R Sims

22nd International Symposium on Gas Kinetics, 2012, Boulder, United States

Communication dans un congrès hal-00733206v1

Experimental investigations of radical-molecule reactions using low temperature supersonic flows

Ian R Sims

Workshop on Cold and Controlled Molecular Collisions, 2011, Ringberg Castle, Lake Tegernsee, Germany

Communication dans un congrès hal-00707203v1

Experimental investigations of radical-molecule reactions using low temperature supersonic flows

Ian R Sims

7th International Conference on Chemical Kinetics, 2011, MIT, Cambridge, MA, United States

Communication dans un congrès hal-01132060v1

Experimental investigations of radical-molecule reactions using low temperature supersonic flows

Ian R Sims

Arthur Suits Group Seminar, Jul 2011, Department of Chemistry, Wayne State University, Detroit, Michigan, United States

Communication dans un congrès hal-01132188v1

Experimental measurements on low temperature molecular collisions for astrophysical applications

Ian R Sims

First European Conference on Laboratory Astrophysics, 2011, Paris, France

Communication dans un congrès hal-00707237v1

Experimental investigations of radical-molecule reactions using low temperature supersonic flows and applications to atmospheric and astrophysical chemistry

Ian R Sims

COMET 2011 International Conference on Molecular Energy Transfer, 2011, Oxford, United Kingdom

Communication dans un congrès hal-00707234v1

Gas-Phase Astrochemical Networks

Ian R Sims

Atelier Astrochimie, IPAG, 2011, Grenoble, France

Communication dans un congrès hal-00733159v1

Experimental investigations of radical-molecule reactions using low temperature supersonic flows

Ian R Sims

Fifth NSF Workshop on ‘Titan Chemistry – Observations, Experiments, Computations, and Modeling’, 2011, Poipu Koloa, Kauai, Hawaii, United States

Communication dans un congrès hal-01132057v1

Experimental measurements of low temperature rate coefficients for neutral-neutral reactions of interest for planetary atmospheric chemistry : Reactions of the CN radical

Sébastien D. Le Picard , Sébastien B. Morales , André Canosa , Ian R Sims

Faraday Discussion 147, Chemistry of the Planets, 2010, Saint-Jacut de la Mer, France

Communication dans un congrès hal-00733160v1

Neutral-neutral reactions in astrochemistry : Measurements on atom - H2 reactions at very low temperature

Ian R Sims , Coralie Berteloite , Meryem Tizniti , Sébastien D. Le Picard , André Canosa et al.

Recent Advances in Observational and Experimental Astrochemistry, Symposium at the Spring 2010 Meeting of the American Chemical Society, 2010, San Francisco, United States

Communication dans un congrès hal-00733165v1

Direct measurement of the binding energy of the weakly bound HO3 radical cluster

Ian R Sims , André Canosa , Sébastien D. Le Picard , Meryem Tizniti , I. W. M. Smith

Dynamics in Clusters and Floppy Systems: Theory And Experiment, Symposium at the Spring 2010 Meeting of the American Chemical Society, 2010, San Francisco, United States

Communication dans un congrès hal-00733237v1

Kinetics of formation and thermodynamics of the elusive HOOO radical

Sébastien D. Le Picard , Meryem Tizniti , André Canosa , Ian R Sims , I. W. M. Smith

Spectroscopic and theoretical characterization of molecular clusters in the water vapour, PEPS Meeting, 2010, Paris, France

Communication dans un congrès hal-00733162v1

Atom - H2 reactions at very low temperatures

Ian R Sims , Coralie Berteloite , Meryem Tizniti , Sébastien D. Le Picard , André Canosa

21st International Symposium on Gas Kinetics, 2010, Leuven, Belgium

Communication dans un congrès hal-00733221v1

Experimental investigations of radical-neutral reactions using supersonic flows

Ian R Sims

COST Action - The Chemical Cosmos - First Annual Meeting, 2010, Grenoble, France

Communication dans un congrès hal-00733164v1
Deposit thumbnail

How measurements of rate constants at low temperature increase the predictivity of photochemical models of Titans's atmosphere

P. Pernot , Eric Hébrard , M. Dobrijevic , Nathalie Carrasco , A. Bergeat et al.

European Planetary Science Congress (EPSC2009), Sep 2009, Potsdam, Germany. pp.221

Communication dans un congrès hal-00998443v1

Laboratory measurements of reaction rate coefficients for astrochemistry

Ian R Sims

Computational AstroChemistry - a New Era? Astrophysical Chemistry Group Meeting, 2009, Londres, United Kingdom

Communication dans un congrès hal-00733168v1

How Measurements Of Rate Constants At Low Temperature Increase The Predictivity Of Photochemical Models Of Titans's Atmosphere

Pascal Pernot , Eric Hébrard , M. Dobrijevic , Nathalie Carrasco , A. Bergeat et al.

DPS Meeting, Oct 2009, Puerto Rico, United States. pp.id. 17.08

Communication dans un congrès hal-00426684v1

Collisional energy transfer between spin orbit states of atomic carbon

Coralie Berteloite , Sébastien D. Le Picard , André Canosa , Ian R Sims

The 20th International Symposium on Gas Kinetics, Jul 2008, Manchester, United Kingdom

Communication dans un congrès hal-00733310v1

Kinetics of Anthracene Dimerization from 50 K to 500 K : Implications to the Stability of PAHs Clusters in the Astrophysical Environments

Hassan Sabbah , Vijayanand Chandrasekaran , Ian R Sims , R. Rowe , Ludovic Biennier

Annual Meeting of the Astrophysical Chemistry Group on "High Temperature Astrochemistry", Jan 2008, Galway, Ireland

Communication dans un congrès hal-00733331v1

Nucleation of carbon nanoparticles from molecular precursors

Ian R Sims

Annual Meeting of the Astrophysical Chemistry Group on "High Temperature Astrochemistry", Jan 2008, Galway, Ireland

Communication dans un congrès hal-00733334v1

Pushing the frontiers of low temperature reaction kinetics

Ian R Sims , Sébastien B. Morales , Coralie Berteloite , Sébastien D. Le Picard , André Canosa et al.

GK2008: "The 20th International Symposium on Gas Kinetics", Jul 2008, Manchester, United Kingdom

Communication dans un congrès hal-00733312v1

From PAH molecules to carbonaceous nanoparticles in the laboratory and in circumstellar envelopes

Hassan Sabbah , Vijayanand Chandrasekaran , Ian R Sims , R. Rowe , Ludovic Biennier

The Molecular Universe: an International Meeting on the Physics and Chemistry of the Interstellar Medium, May 2008, Arcachon, France

Communication dans un congrès hal-00733314v1

Experimental Studies of Low Temperature Reactive and Inelastic Collisions: Astrochemical Applications

Ian R Sims

Séminaire invité au Department of Chemistry de l'University of Durham, 2008, Durham, United Kingdom

Communication dans un congrès hal-00733170v1

Etude Expérimentale de la Dimérisation des HAPs

Hassan Sabbah , Ian R Sims , R. Rowe , Ludovic Biennier

Atelier "Grains 2007", Jan 2008, Grenoble, France

Communication dans un congrès hal-00733332v1

Experimental measurements of low temperature reactive and inelastic rate coefficients for atom - H2 collisions

Ian R Sims

Final Network Meeting of the "Molecular Universe" Research Training Network FP6, Aug 2008, Boppard, Germany

Communication dans un congrès hal-00733294v1

Collisional energy transfer in the hyperfine structure of atomic carbon, C (3PJ), by collisions with He and H2 at low temperatures

Coralie Berteloite , Sébastien D. Le Picard , André Canosa , Ian R Sims

MOLEC XVII, European Conference on Dynamics of Molecular Systems, Aug 2008, russia, Russia

Communication dans un congrès hal-00733241v1

Reaction kinetics of carbon-containing radicals at low temperature and implications for the formation of complex molecules in the atmosphere of Titan

Coralie Berteloite , André Canosa , Sébastien D. Le Picard , Sébastien B. Morales , Alejandra Páramo et al.

Second Workshop on "Titan: Observations, Experiments, Computations and Modeling", Mar 2008, Floride, United States

Communication dans un congrès hal-00733329v1

Rate Coefficients for the Reactions of C2(1Sg+), C2(a3Pu) and C4H with small Hydrocarbons: An Experimental Study at Temperatures down to 24 K.

Coralie Berteloite , Alejandra Páramo , Sébastien D. Le Picard , André Canosa , Petre Birza et al.

GK2008: "The 20th International Symposium on Gas Kinetics", Jul 2008, Manchester, United Kingdom

Communication dans un congrès hal-00733316v1

Insights into the formation of carbon dust particles from PAH molecules in the laboratory and in circumstellar envelopes

Ludovic Biennier , Hassan Sabbah , Vijayanand Chandrasekaran , Ian R Sims , R. Rowe

Cosmic dust Near & Far, Sep 2008, Heidelberg, Germany

Communication dans un congrès hal-00733291v1

Experimental measurements of elementary processes relevant to the growth of carbon-containing molecules and particles Titan's atmosphere

Coralie Berteloite , Ludovic Biennier , André Canosa , Sébastien D. Le Picard , Sébastien B. Morales et al.

Second Workshop on "Titan: Observations, Experiments, Computations and Modeling", Mar 2008, Floride, United States

Communication dans un congrès hal-00733174v1

Mechanisms of nucleation and growth of carbonaceous nanoparticules from molecular precursors

Ludovic Biennier , R. Rowe , Hassan Sabbah , Ian R Sims

Second Workshop on "Titan: Observations, Experiments, Computations and Modeling", Mar 2008, Floride, United States

Communication dans un congrès hal-00733324v1

Low-temperature rate constants for neutral reactions of relevance to Titan's atmosphere

Sébastien D. Le Picard , Coralie Berteloite , Petre Birza , André Canosa , Ian R Sims

Conference IUGG - IAMAS 2007, Jul 2007, Perugia, Italy

Communication dans un congrès hal-00908744v1

Experimental Studies of Low Temperature Reactive and Inelastic Collisions: Astrochemical Applications

Ian R Sims

International astrophysics and astrochemistry meeting "Molecules in Space and laboratory", May 2007, Paris, France

Communication dans un congrès hal-00909014v1

Experimental Measurements of Rate Constants of Neutral-Neutral Reactions of Relevance to Titan's Atmospheric Chemistry

Coralie Berteloite , Petre Birza , André Canosa , Sébastien D. Le Picard , Ian R Sims

First Workshop on Titan : Observations, Experiments, Computations, and Modeling, Feb 2007, Hawaiï, United States

Communication dans un congrès hal-00909180v1

Experimental Measurements of Rate Constants under Extreme Conditions for Interstellar Chemistry

Ian R Sims

Symposium on Chemistry from the Earth's Atmosphere to the Milky Way, Mar 2007, Leeds, United Kingdom

Communication dans un congrès hal-00908759v1

How fast are the first stages of nucleation? Reaction kinetics of the formation of heterodimers

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian M. Hays et al.

Laboratory Astrophysics in the Age of ALMA and JWST, Sep 2023, Heidelberg (Germany), Germany

Poster de conférence hal-04211438v1

Towards the first stages in nucleation: low temperature reaction kinetics of heterogeneous complex formation

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian M. Hays et al.

Laboratory Astrophysics : Tracking the Evolution of Cosmic Matter towards Molecular Complexity, Feb 2023, Les Houches, France

Poster de conférence hal-04211409v1

Reaction Kinetics of Complexation Studied by Rotational Spectroscopy Coupled with Uniform Supersonic Flows

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian Hays et al.

26th International Symposium on Gas Kinetics and Related Phenomena, Aug 2022, Rennes, France

Poster de conférence hal-03902248v1

Reaction Kinetics of Complexation Studied by Rotational Spectroscopy Coupled with Uniform Supersonic Flows

Alberto Macario Farto , Myriam Drissi , Omar Abdelkader Khedaoui , Théo Guillaume , Brian Hays et al.

Journée des doctorants : PhDay 2022, Nov 2022, Rennes, France

Poster de conférence hal-03902253v1

A New Chirped Pulse Microwave Spectrometer Dedicated to the Measurement of Reaction Product Branching Ratios for Astrochemistry

Brian M. Hays , Thomas Hearne , Théo Guillaume , Omar Abdelkader Khedaoui , Ilsa R. Cooke et al.

The First International Astronomical Union Symposium on Laboratory Astrophysics, IAUS 350: Laboratory Astrophysics: from Observations to Interpretation, Apr 2019, Cambridge, United Kingdom.

Poster de conférence hal-02115285v1

A New Instrument For Kinetics and Branching Ratio Studies of Gas Phase Collisional Processes at Very Low Temperatures

Olivier Durif , Abdessamad Benidar , Ludovic Biennier , André Canosa , Michael Capron et al.

Second Quadmarts Network Workshop, May 2019, Nancy, France.

Poster de conférence hal-02358337v1

Kinetics of the reaction between the CN radical and methanol at low temperatures using the CRESU technique

Divita Gupta , Théo Guillaume , Sidaty Cheikh Sid Ely , Ilsa R. Cooke , Thomas Hearne et al.

The First International Astronomical Union Symposium on Laboratory Astrophysics, IAUS 350: Laboratory Astrophysics: from Observations to Interpretation, Apr 2019, Cambridge, United Kingdom

Poster de conférence hal-02115103v1

A New Chirped Pulse Microwave Spectrometer Dedicated to the Measurement of Reaction Product Branching Ratios for Astrochemistry

Brian M. Hays , Thomas Hearne , Théo Guillaume , Omar Abdelkader Khedaoui , Ilsa R. Cooke et al.

Second QUADMARTS International Research Network Workshop, LRGP, Lorraine University, May 2019, Nancy, France

Poster de conférence hal-02115268v1

Novel Laval Nozzles for Studies of Reaction Dynamics

Thomas Hearne , Omar Abdelkader Khedaoui , Brian M. Hays , Théo Guillaume , Hamza Labiad et al.

MOLEC 2018, Aug 2018, Dinard, France

Poster de conférence hal-01882611v1

The E-band CRESUCHIRP Spectrometer

Brian M. Hays , Thomas Hearne , Theo Guillaume , Omar Abdelkader Khedaoui , Robert Georges et al.

MOLEC 2018, Aug 2018, Dinard, France

Poster de conférence hal-01882619v1

A New Experimental Approach to Determine Low-Temperature Product Branching in Multichannel Reactions

Baptiste Joalland , Chamara Abeysekera , Lindsay N. Zack , Nuwandi M. Ariyasingha , James M. Oldham et al.

Atelier KIDA, May 2015, CNES, Paris, France

Poster de conférence hal-01246987v1
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A New Experimental Approach to Determine Low-Temperature Product Branching in Multichannel Reactions

Baptiste Joalland , Chamara Abeysekera , Lindsay N. Zack , Nuwandi M. Ariyasingha , James M. Oldham et al.

First General Meeting of the COST Action "Our Astrochemical History" CM1401, May 2015, Prague, Czech Republic

Poster de conférence hal-01240677v1

Quantitative Product Branching for Multichannel Reactions Using Chirped-Pulse Spectroscopy in Pulsed Uniform Flow

Chamara Abeysekera , Lindsay N. Zack , Baptiste Joalland , Nuwandi M. Ariyasingha , Kirill Prozument et al.

Pacific Conference on Spectroscopy and Dynamics, Jan 2015, Asilomar, CA, United States

Poster de conférence hal-01246950v1

Atom - H2 reactions at very low temperatures and astrophysical implications

S.D. Le Picard , M. Tizniti , C. Berteloite , André Canosa , I.R. Sims

IAU Symposium 280 "The Molecular Universe", May 2011, Toledo, Spain

Poster de conférence hal-01132122v1

Collisional Energy Transfer in Uniform Supersonic Flows

I.R. Cooke , I.R. Sims

Uniform Supersonic Flows in Chemical Physics: Chemistry Close to Absolute Zero Studied Using the CRESU Method, World Scientific Publishing Co., pp.393-434, 2022, 9781800610996; 9781800610989. ⟨10.1142/9781800610996_0007⟩

Chapitre d'ouvrage hal-03931408v1

Low-temperature Chemistry in Uniform Supersonic Flows

M. Fournier , Sébastien D. Le Picard , Ian R Sims

Osterwalder A. and Dulieu O. Cold Chemistry: Molecular Scattering and Reactivity Near Absolute Zero, 2018-January (11), Royal Society of Chemistry, pp.1-45, 2018, ⟨10.1039/9781782626800-00001⟩

Chapitre d'ouvrage hal-01713403v1

Insight into the Condensation of PAHs in the Envelope of IRC +10216

Ludovic Biennier , Hassan Sabbah , S. J. Klippenstein , Vijayanand Chandrasekaran , Ian R Sims et al.

C. Joblin & A.G.G.M. Tielens. PAHs and the Universe, EAS Publications Series, pp.191-199, 2011, ⟨10.1051/eas/1146020⟩

Chapitre d'ouvrage hal-00708437v1

Gas Phase Reactive Collisions at very Low Temperature: Recent Experimental Advances and Perspectives

André Canosa , Fabien Goulay , Ian R Sims , Bertrand Rowe

Ian W M Smith. Low Temperatures and Cold Molecules, Imperial College Press, pp.55-120, 2008

Chapitre d'ouvrage hal-00671975v1