Lahouari Krim

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Publications

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VUV photochemistry of cyclopropenone (c-C<sub>3</sub>H<sub>2</sub>O): formation rate and abundance ratios of propynal (HCCCHO) and propadienone (CH<sub>2&gt;</sub>CCO)

Mohamad Ibrahim , Jean‐claude Guillemin , Lahouari Krim

Physical Chemistry Chemical Physics, 2025, 27, pp.1543. ⟨10.1039/D4CP03895A⟩

Article dans une revue hal-04870428v1
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Near- and mid-infrared spectroscopy of isobutyronitrile and cyanopropyne: absorption cross-sections for quantitative detection in astrophysical objects

D. Jacquemart , B. Tremblay , P. Soulard , L. Krim , J.-C. Guillemin et al.

Journal of Quantitative Spectroscopy and Radiative Transfer, 2025, 341, pp.109466. ⟨10.1016/j.jqsrt.2025.109466⟩

Article dans une revue hal-05105784v1
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The significant role of water in reactions occurring on the surface of interstellar ice grains: Hydrogenation of pure ketene H2C=C=O ice versus hydrogenation of mixed H2C=C=O/H2O ice at 10 K

Mohamad Ibrahim , Jean-Claude Guillemin , Patrick Chaquin , Alexis Markovits , Lahouari Krim

Physical Chemistry Chemical Physics, 2024, Physical Chemistry Chemical Physics, 26 (5), pp.4200-4207. ⟨10.1039/d3cp04601j⟩

Article dans une revue hal-04443301v1
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Hydrogen addition reactions of a three-membered ring in the solid-state: c-C 3 H 2 O

Mohamad Ibrahim , Jean-Claude Guillemin , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2023, 524 (3), pp.4037. ⟨10.1093/mnras/stad2104⟩

Article dans une revue hal-04164648v1
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VUV photopolymerization of ketene under interstellar conditions: from the dilute phase to the condensed phase

Mohamad Ibrahim , Jean-Claude Guillemin , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2022, 514 (3), pp.3754-3764. ⟨10.1093/mnras/stac1452⟩

Article dans une revue hal-03772620v1
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Formation of CO, CH4, H2CO and CH3CHO through the H2CCO + H surface reaction under interstellar conditions

Mohamad Ibrahim , Jean-Claude Guillemin , Patrick Chaquin , Alexis Markovits , Lahouari Krim

Physical Chemistry Chemical Physics, 2022, 24 (38), pp.23245-23253. ⟨10.1039/D2CP02980D⟩

Article dans une revue hal-04248817v1

The ν3 band of 16O14N18O: Line positions and intensities

A.A. Marinina , D. Jacquemart , L. Krim , P. Soulard , V.I. Perevalov

Journal of Quantitative Spectroscopy and Radiative Transfer, 2022, 290, pp.108312. ⟨10.1016/j.jqsrt.2022.108312⟩

Article dans une revue hal-03968005v1
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Hydrogenation of glycolaldehyde to ethylene glycol at 10 K

Killian Leroux , Jean-Claude Guillemin , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2021, 507 (2), pp.2632-2642. ⟨10.1093/mnras/stab2267⟩

Article dans une revue hal-03414062v1
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Organic residues in astrophysical ice analogues: Thermal processing of hydrogenated glyoxal ices under interstellar conditions

Killian Leroux , Jean-Claude Guillemin , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2021, 504 (2), pp.2181-2189. ⟨10.1093/mnras/stab951⟩

Article dans une revue hal-03268893v1

Thermal and photochemical study of CH3OH and CH3OH–O2 astrophysical ices

Killian Leroux , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2021, 500 (1), pp.1188-1200. ⟨10.1093/mnras/staa3205⟩

Article dans une revue hal-03967974v1
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Solid-state formation of CO and H2CO via the CHOCHO + H reaction

Killian Leroux , Jean-Claude Guillemin , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2020, 491 (1), pp.289-301. ⟨10.1093/mnras/stz3051⟩

Article dans une revue hal-02485745v1
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N + H surface reaction under interstellar conditions: Does the NH/NH2/NH3 distribution depend on N/H ratio?

Mindaugas Jonusas , Killian Leroux , Lahouari Krim

Journal of Molecular Structure, 2020, 1220, pp.128736 -. ⟨10.1016/j.molstruc.2020.128736⟩

Article dans une revue hal-03490228v1
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Determination of [CH 3 NC]/[H 2 C═C═NH] Abundance Ratios from N + CH 3 CN Solid Phase Reaction in the Temperature Range from 10 to 40 K: Application to the Complex Chemistry in Star-Forming Regions

Lahouari Krim , Alejandro Mencos

ACS Earth and Space Chemistry, 2019, 3 (6), pp.973-979. ⟨10.1021/acsearthspacechem.9b00044⟩

Article dans une revue hal-02179326v1
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VUV Photolysis of CH 4 –H 2 O mixture in methane-rich ices: Formation of large complex organic molecules in astronomical environments

Lahouari Krim , Mindaugas Jonusas

Low Temperature Physics, 2019, 45 (6), pp.606-614. ⟨10.1063/1.5103253⟩

Article dans une revue hal-02182295v1
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Formation of methyl ketenimine (CH 3 CH=C=NH) and ethylcyanide (CH 3 CH 2 C≡N) isomers through successive hydrogenations of acrylonitrile (CH 2 =CH−C≡N) under interstellar conditions: The role of CH 3 C°H−C≡N radical in the activation of the cyano group chemistry

Lahouari Krim , Jean-Claude Guillemin , David E Woon

Monthly Notices of the Royal Astronomical Society, 2019, 485 (4), pp.5210-5220. ⟨10.1093/mnras/stz698⟩

Article dans une revue hal-02179348v1

Reduction of C=O functional groups through H addition reactions: a comparative study between H2CO + H, CH3CH2CHO + H and CH3OCHO + H under interstellar conditions

Lahouari Krim , Mindaugas Jonusas , Jean-Claude Guillemin , Manuel Yáñez , Al Mokhtar Lamsabhi

Physical Chemistry Chemical Physics, 2018, 20 (30), pp.19971-19978. ⟨10.1039/C8CP03249A⟩

Article dans une revue hal-03967959v1

Formation of ozone by solid state reactions

Lahouari Krim , Mindaguas Jonusas , Jean Louis Lemaire , Gianfranco Vidali

Physical Chemistry Chemical Physics, 2018, 20 (30), pp.19750-19758. ⟨10.1039/C8CP03020K⟩

Article dans une revue hal-03967918v1

Formation of doubly and triply bonded unsaturated compounds HCN, HNC, and CH2NH via N + CH4 low-temperature solid state reaction: from molecular clouds to solar system objects

Alejandro Mencos , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2018, 476 (4), pp.5432-5441. ⟨10.1093/mnras/sty609⟩

Article dans une revue hal-03967817v1
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Chemical pathways and kinetic rates of the N(<sup>4</sup>S) + N2 → N3 solid phase reaction: could the N3 radical be a temperature sensor of nitrogen ices in dense molecular clouds?

Alejandro Mencos , Sendres Nourry , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2017, 467 (2), pp.2150-2159. ⟨10.1093/mnras/stx140⟩

Article dans une revue hal-01526081v1
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Reduction of unsaturated compounds under interstellar conditions: chemoselective reduction of C≡C and C=C bonds over C=O functional group

Mindaugas Jonusas , Jean-Claude Guillemin , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2017, 468 (4), pp.4592-4600. ⟨10.1093/mnras/stx793⟩

Article dans une revue hal-01526100v1

The catalytic role of water in the photochemistry of ammonia ice: from diluted to concentrated phase

Mindaugas Jonusas , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2017, 470 (4), pp.4564-4572. ⟨10.1093/mnras/stx1530⟩

Article dans une revue hal-03967862v1

The Formation of Formaldehyde on Interstellar Carbonaceous Grain Analogs by O/H Atom Addition

Cornelia Jäger , Thomas Henning , Mindaugas Jonusas , Lahouari Krim

The Astrophysical Journal, 2017, 846 (2), pp.131. ⟨10.3847/1538-4357/aa85e8⟩

Article dans une revue hal-03967892v1
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Formation of simple nitrogen hydrides NH and NH2 at cryogenic temperatures through N + NH3 → NH + NH2 reaction: dark cloud chemistry of nitrogen

Sendres Nourry , Lahouari Krim

Physical Chemistry Chemical Physics, 2016, 18 (27), pp.18493 - 18499. ⟨10.1039/C6CP01621A⟩

Article dans une revue hal-01393436v1
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A possible answer to the mysterious non-detection of hydroxylamine in space: the thermal desorption mechanism

Mindaugas Jonusas , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2016, 459 (2), pp.1977-1984. ⟨10.1093/mnras/stw808⟩

Article dans une revue hal-01480748v1

Isomerization and fragmentation of acetonitrile upon interaction with N(<sup>4</sup>S) atoms: the chemistry of nitrogen in dense molecular clouds

Alejandro Mencos , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2016, 460 (2), pp.1990-1998. ⟨10.1093/mnras/stw1102⟩

Article dans une revue hal-01480745v1

Versatile Access to Martin's Spirosilanes and Their Hypervalent Derivatives

Hugo Lenormand , Vincent Corcé , Geoffroy Sorin , Christine Chhun , Lise-Marie Chamoreau et al.

Journal of Organic Chemistry, 2015, 80 (6), pp.3280-3288. ⟨10.1021/jo5028497⟩

Article dans une revue hal-01397970v1

The chemical stability of CH<sub>3</sub>OH on cold interstellar grains: heat-induced dehydrogenation processes of methanol

Sendres Nourry , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2015, 452 (4), pp.3319-3333. ⟨10.1093/mnras/stv1440⟩

Article dans une revue hal-01480765v1

Reaction between atomic N(<sup>4</sup>S) and molecular CO at very low temperature: possible formation of HNCO in the Oort cloud

Sendres Nourry , Emilie-Laure Zins , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2015, 451 (1), pp.257-265. ⟨10.1093/mnras/stv666⟩

Article dans une revue hal-01480757v1

Formation of HNCO from carbon monoxide and atomic nitrogen in their fundamental states. Investigation of the reaction pathway in conditions relevant to the interstellar medium

Sendres Nourry , Emilie-Laure Zins , Lahouari Krim

Physical Chemistry Chemical Physics, 2015, 17 (4), pp.2804-2813. ⟨10.1039/c4cp03876b⟩

Article dans une revue hal-01480756v1

Diffusion and reactivity of ground-state nitrogen atoms N(<sup>4</sup>S) between 3 and 15 K: application to the hydrogen abstraction reaction from methane under non-energetic conditions

Sendres Nourry , Lahouari Krim

Monthly Notices of the Royal Astronomical Society, 2015, 450 (3), pp.2903-2914. ⟨10.1093/mnras/stv832⟩

Article dans une revue hal-01480754v1

Reactivity Between Non-Energetic Hydroxyl (OH) Radicals and Methane (CH 4 )

Emilie-Laure Zins , Claire Pirim , Prasad Ramesh Joshi , Lahouari Krim

Journal of Physical Chemistry A, 2012, 116 (50), pp.12357-12363. ⟨10.1021/jp306963z⟩

Article dans une revue hal-03250409v1

An FTIR study on the catalytic effect of water molecules on the reaction of CO successive hydrogenation at 3K

Claire Pirim , Lahouari Krim

Chemical Physics, 2011, 380 (1-3), pp.67-76. ⟨10.1016/j.chemphys.2010.12.008⟩

Article dans une revue hal-03250427v1
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Ground-based monitoring and search for new species in Titan's atmosphere with TEXES

Athena Coustenis , Conor Nixon , Therese Encrenaz , Thomas Greathouse , D. Jacquemart et al.

AAS Division for Planetary Sciences meeting #56, Oct 2025, Boise ID, United States

Communication dans un congrès hal-05369075v1

Reactivity of ketene under interstellar conditions: from the dilute phase to the condensed phase

Lahouari Krim , Mohamad Ibrahim , Jean-Claude Guillemin

2023 International Symposium on Molecular Spectroscopy, Jun 2023, Urbana, United States. ⟨10.15278/isms.2023.6706⟩

Communication dans un congrès hal-04607967v1