Výsledky vyhledávání - "F. Mispelaer"

What are the intermediates that could react in the interstellar ices?

Autor: S. A. H. Müller, Fabien Borget, Dirk Grote, Patrice Theulé, Grégoire Danger, Vassilissa Vinogradoff, F. Mispelaer, J.-B. Bossa, Thierry Chiavassa, Fabrice Duvernay

Publikováno v: Journal of Physical Organic Chemistry. 28:163-169

Interstellar chemical reactivity forms complex organic molecules implying different intermediates. In this mini review, reactions arising in/on interstellar ices are presented. These ices are a place where molecules are formed and where they can evol

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1b8250d5d4ae2cc5f585389214d34a4f
https://doi.org/10.1002/poc.3380

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Thermal reactions in interstellar ice: A step towards molecular complexity in the interstellar medium

Autor: F. Mispelaer, Fabrice Duvernay, Thierry Chiavassa, Grégoire Danger, Vassilissa Vinogradoff, J.-B. Bossa, Fabien Borget, Patrice Theulé

Publikováno v: Advances in Space Research
Advances in Space Research, Elsevier, 2013, 52 (8), ⟨10.1016/j.asr.2013.06.034⟩
Advances in Space Research, Elsevier, 2013, 52 (8), pp.1567-1579. ⟨10.1016/j.asr.2013.06.034⟩
Advances in Space Research, 2013, 52 (8), ⟨10.1016/j.asr.2013.06.034⟩

Complex organic molecules are widely observed in star-forming regions, although their formation mechanisms are not well understood. Solid-state chemistry is thought to play an important role, but the solid-state reaction network is poorly known. We p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::573cc670258c1cc0edf57451c1a40896
https://hal-amu.archives-ouvertes.fr/hal-01244866

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Diffusion measurements of CO, HNCO, H2CO, and NH3 in amorphous water ice

Autor: Tatsuhiko I. Hasegawa, P. Roubin, H. Aouididi, Patrice Theulé, Oscar Morata, Fabrice Duvernay, F. Mispelaer, Grégoire Danger, Thierry Chiavassa, Jennifer A. Noble

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2013, 555, pp.A13. ⟨10.1051/0004-6361/201220691⟩
Astronomy and Astrophysics-A&A, 2013, 555, pp.A13. ⟨10.1051/0004-6361/201220691⟩

WOS:000322008600013; International audience; Context. Water is the major component of the interstellar ice mantle. In interstellar ice, chemical reactivity is limited by the diffusion of the reacting molecules, which are usually present at abundances

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fab5c1730c00796981472e0c1d2eb0c8
https://hal.archives-ouvertes.fr/hal-01457952

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The thermal reactivity of HCN and NH3 in interstellar ice analogues

Autor: F. Mispelaer, Jennifer A. Noble, Marion Chomat, Patrice Theulé, Fabrice Duvernay, Grégoire Danger, Thierry Chiavassa, Fabien Borget

Publikováno v: Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2013, 428 (4), pp.3262-3273. ⟨10.1093/mnras/sts272⟩
Monthly Notices of the Royal Astronomical Society, 2013, 428 (4), pp.3262-3273. ⟨10.1093/mnras/sts272⟩

HCN is a molecule central to interstellar chemistry, since it is the simplest molecule containing a carbon-nitrogen bond and its solid state chemistry is rich. The aim of this work was to study the NH3 + HCN -> NH4+CN- thermal reaction in interstella

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b8eb63906ac6acd069e7322bfe0e864d
http://arxiv.org/abs/1210.7066

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The desorption of H2CO from interstellar grains analogues

Autor: Patrice Theulé, Grégoire Danger, Fabrice Duvernay, F. Mispelaer, Jennifer A. Noble, Thierry Chiavassa, E. Congiu, François Dulieu

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2012, 543, pp.A5. ⟨10.1051/0004-6361/201219437⟩
Astronomy and Astrophysics-A&A, 2012, 543, pp.A5. ⟨10.1051/0004-6361/201219437⟩

WOS:000306597200005; International audience; Context. Much of the formaldehyde (H2CO) is formed from the hydrogenation of CO on interstellar dust grains, and is released in the gas phase in hot core regions. Radio-astronomical observations in these r

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::929afb35ea828eefc80456f6cbe2b857
https://hal.archives-ouvertes.fr/hal-01457965

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Kinetics of OCN- formation from the HNCO + NH3 solid-state thermal reaction

Autor: P. Roubin, F. Mispelaer, Patrice Theulé, Fabrice Duvernay, Thierry Chiavassa

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2012, 540, pp.A40. ⟨10.1051/0004-6361/201117128⟩
Astronomy and Astrophysics-A&A, 2012, 540, pp.A40. ⟨10.1051/0004-6361/201117128⟩

WOS:000303315400054; International audience; Context. Solid-state features in infrared astronomical spectra can provide useful information on interstellar ices within different astrophysical environments. Solid OCN- has an absorption feature at 4.62

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4da9c3adbc18caf6daddd5f842f6b656
https://hal.archives-ouvertes.fr/hal-01457955

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Kinetic studies on low-temperature solid-state reactions in interstellar ices

Autor: Thierry Chiavassa, Fabien Borget, J.-B. Bossa, F. Mispelaer, Patrice Theulé, Grégoire Danger, Fabrice Duvernay

Publikováno v: EAS Publications Series
EAS Publications Series, EDP Sciences, 2012, 58, pp.363-367. ⟨10.1051/eas/1258061⟩
EAS Publications Series, 2012, 58, pp.363-367. ⟨10.1051/eas/1258061⟩
ECLA-European Conference on Laboratory Astrophysics
ECLA-European Conference on Laboratory Astrophysics, Sep 2012, Paris, France. pp.363-367, ⟨10.1051/eas/1258061⟩

International audience; Understanding the chemistry of the interstellar medium necessitates the use of gas-grain chemistry codes along with extensive databases of gas-phase and solid-phase reactions. If reaction rates have been measured for various t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1276da04c1062eba766223db685d8fc0
https://hal.archives-ouvertes.fr/hal-03332565

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Hydrogenation of solid hydrogen cyanide HCN and methanimine CH2NH at low temperature

Autor: F. Mispelaer, Jean-Claude Guillemin, Grégoire Danger, Fabrice Duvernay, Patrice Theulé, Fabien Borget, Thierry Chiavassa

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, 2011, 534, pp.A64. ⟨10.1051/0004-6361/201117494⟩
Astronomy and Astrophysics-A&A, EDP Sciences, 2011, 534, pp.A64. ⟨10.1051/0004-6361/201117494⟩

International audience; Context. Hydrogenation reactions dominate grain surface chemistry in dense molecular clouds and lead to the formation of complex saturated molecules in the interstellar medium. Aims. We investigate in the laboratory the hydrog

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4c41b268ef4e235317cb39ed11930492
https://doi.org/10.1051/0004-6361/201117494

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