Mots-clés

Co-auteurs

Identifiants chercheur

Export Publications

Exporter les publications affichées :
Nombre de documents

50

Léna Le ROY


Article dans une revue39 documents

  • Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, André Bieler, Ursina Calmonte, et al.. D2O and HDS in the coma of 67P/Churyumov–Gerasimenko. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, Royal Society, The, 2017, 375 (n° 2097), 〈10.1098/rsta.2016.0253〉. 〈insu-01530459〉
  • Myrtha Hässig, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, André Bieler, et al.. Isotopic composition of CO2 in the coma of 67P/Churyumov-Gerasimenko measured with ROSINA/DFMS. Astronomy and Astrophysics - A&A, EDP Sciences, 2017, 605, A50 (8 p.). 〈10.1051/0004-6361/201630140〉. 〈insu-01571239〉
  • Martin Rubin, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, André Bieler, et al.. Evidence for depletion of heavy silicon isotopes at comet 67P/Churyumov-Gerasimenko. Astronomy and Astrophysics - A&A, EDP Sciences, 2017, 601, A123 (9 p.). 〈10.1051/0004-6361/201730584〉. 〈insu-01518753〉
  • Ursina Calmonte, Kathrin Altwegg, H. Balsiger, Jean-Jacques Berthelier, A. Bieler, et al.. Sulphur isotope mass-independent fractionation observed in comet 67P/Churyumov–Gerasimenko by Rosetta/ROSINA. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2017, 469 (suppl_2), pp.S787-S803. 〈10.1093/mnras/stx2534〉. 〈insu-01671992〉
  • Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, André Bieler, Ursina Calmonte, et al.. Organics in comet 67P – a first comparative analysis of mass spectra from ROSINA–DFMS, COSAC and Ptolemy. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2017, 469 (Suppl_2), pp.S130 - S141. 〈10.1093/mnras/stx1415〉. 〈insu-01574263〉
  • Sébastien Gasc, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, André Bieler, et al.. Change of outgassing pattern of 67P/Churyumov–Gerasimenko during the March 2016 equinox as seen by ROSINA. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2017, 469 (Suppl_2), pp.S108 - S117. 〈10.1093/mnras/stx1412〉. 〈insu-01574257〉
  • Frederik Dhooghe, Johan De Keyser, Kathrin Altwegg, Christelle Briois, Hans Balsiger, et al.. Halogens as tracers of protosolar nebula material in comet 67P/Churyumov-Gerasimenko. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2017, 472 (2), pp.1336-1345. 〈10.1093/mnras/stx1911〉. 〈insu-01575014〉
  • B. Marty, K. Altwegg, H. Balsiger, A. Bar-Nun, D.V. Bekaert, et al.. Xenon isotopes in 67P/Churyumov-Gerasimenko show that comets contributed to Earth's atmosphere. Science, 2017, 356 (6342), pp.1069-1072. 〈10.1126/science.aal3496〉. 〈insu-01670669〉
  • Martin Hilchenbach, Henning Fischer, Yves Langevin, Sihane Merouane, John Paquette, et al.. Mechanical and electrostatic experiments with dust particles collected in the inner coma of comet 67P by COSIMA onboard Rosetta. Phil.Trans.Roy.Soc.Lond., 2017, A375 (2097), pp.20160255. 〈10.1098/rsta.2016.0255〉. 〈hal-01584642〉
  • Nicolas Fray, Anaïs Bardyn, Hervé Cottin, Kathrin Altwegg, Donia Baklouti, et al.. High-molecular-weight organic matter in the particles of comet 67P/Churyumov–Gerasimenko. Nature, Nature Publishing Group, 2016, 538, pp.72-74. 〈10.1038/nature19320〉. 〈insu-01362335〉
  • S. A. Fuselier, K. Altwegg, H. Balsiger, Jean-Jacques Berthelier, A. Beth, et al.. Ion chemistry in the coma of comet 67P near perihelion. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2016, 462 (Suppl. 1), pp.S67-S77. 〈10.1093/mnras/stw2149〉. 〈insu-01368192〉
  • Kathrin Altwegg, Hans Balsiger, Akiva Bar-Nun, Jean-Jacques Berthelier, Andre Bieler, et al.. Prebiotic chemicals--amino acid and phosphorus--in the coma of comet 67P/Churyumov-Gerasimenko. Science Advances , American Association for the Advancement of Science (AAAS), 2016, 2 (5), e1600285 (5 p.). 〈10.1126/sciadv.1600285〉. 〈insu-01351340〉
  • Nicolas Fougere, Kathrin Altwegg, Jean-Jacques Berthelier, Andre Bieler, Dominique Bockelee-Morvan, et al.. Three-dimensional direct simulation Monte-Carlo modeling of the coma of comet 67P/Churyumov-Gerasimenko observed by the VIRTIS and ROSINA instruments on board Rosetta. Astronomy and Astrophysics - A&A, EDP Sciences, 2016, 588, A134 (11p.). 〈10.1051/0004-6361/201527889〉. 〈insu-01283022〉
  • Ursina Calmonte, Kathrin Altwegg, H. Balsiger, Jean-Jacques Berthelier, A. Bieler, et al.. Sulphur-bearing species in the coma of comet 67P/Churyumov–Gerasimenko. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2016, 462 (Suppl 1), pp.S253 - S273. 〈10.1093/mnras/stw2601〉. 〈insu-01402761〉
  • Kenneth C. Hansen, K. Altwegg, Jean-Jacques Berthelier, André Bieler, N. Biver, et al.. Evolution of water production of 67P/Churyumov-Gerasimenko: an empirical model and a multi-instrument study. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2016, 462 (Suppl. 1), pp.S491-S506. 〈10.1093/mnras/stw2413〉. 〈insu-01374507〉
  • Nicolas Fougere, Kathrin Altwegg, Jean-Jacques Berthelier, Andre Bieler, Dominique Bockelée-Morvan, et al.. Direct Simulation Monte Carlo modelling of the major species in the coma of comet 67P/Churyumov-Gerasimenko. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2016, 462 (suppl. 1), pp.S156-S169. 〈10.1093/mnras/stw2388〉. 〈insu-01370624〉
  • Arnaud Beth, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, Ursina Calmonte, et al.. First in-situ detection of the cometary ammonium ion NH4+ (protonated ammonia NH3 ) in the coma of 67P/C-G near perihelion. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2016, 462 (Suppl_1), pp.S562-S572. 〈10.1093/mnras/stw3370〉. 〈insu-01427998〉
  • M. Hilchenbach, J. Kissel, Y. Langevin, Christelle Briois, H. Von Hoerner, et al.. COMET 67P/CHURYUMOV-GERASIMENKO: CLOSE-UP ON DUST PARTICLE FRAGMENTS. Astrophysical Journal Letters, 2016, 816 (2), pp.L32. 〈10.3847/2041-8205/816/2/L32〉. 〈in2p3-01291758〉
  • G. Cessateur, J. De Keyser, R. Maggiolo, A. Gibbons, G. Gronoff, et al.. Photochemistry of forbidden oxygen lines in the inner coma of 67P/Churyumov-Gerasimenko. Journal of Geophysical Research : Space Physics, American Geophysical Union/Wiley, 2016, 121 (1), pp.804-816. 〈10.1002/2015JA022013〉. 〈insu-01318159〉
  • Urs Mall, Kathrin Altwegg, Hans Balsiger, A. Bar-Nun, Jean-Jacques Berthelier, et al.. High-Time Resolution In-situ Investigation of Major Cometary Volatiles around 67P/C-G at 3.1 - 2.3 AU Measured with ROSINA-RTOF. Astrophysical Journal, American Astronomical Society, 2016, 819 (2), pp.126. 〈10.3847/0004-637X/819/2/126〉. 〈insu-01287167〉
  • Rita Schulz, Martin Hilchenbach, Yves Langevin, Jochen Kissel, Johan Silen, et al.. Comet 67P/Churyumov-Gerasimenko sheds dust coat accumulated over the past four years. Nature, Nature Publishing Group, 2015, 518 (7538), pp.216-218. 〈10.1038/nature14159〉. 〈insu-01182128〉
  • Andre Bieler, Kathrin Altwegg, Hans Balsiger, Akiva Bar-Nun, Jean-Jacques Berthelier, et al.. Abundant molecular oxygen in the coma of comet 67P/Churyumov–Gerasimenko. Nature, Nature Publishing Group, 2015, 526 (7575), pp.678-681. 〈10.1038/nature15707〉. 〈hal-01346075〉
  • Myrtha Hässig, K. Altwegg, Jean-Jacques Berthelier, U. Calmonte, J. De Keyser, et al.. The capabilities of ROSINA/DFMS to measure argon isotopes at comet 67P/Churyumov-Gerasimenko. Planetary and Space Science, Elsevier, 2015, 105, pp.175-178. 〈10.1016/j.pss.2014.11.015〉. 〈hal-01085254〉
  • Léna Le Roy, Anais Bardyn, Christelle Briois, Hervé Cottin, Nicolas Fray, et al.. COSIMA calibration for the detection and characterization of the cometary solid organic matter. Planetary and Space Science, Elsevier, 2015, 105, pp.1-25. 〈10.1016/j.pss.2014.08.015〉. 〈insu-01181240〉
  • S. A. Fuselier, K. Altwegg, H. Balsiger, Jean-Jacques Berthelier, A. Bieler, et al.. ROSINA/DFMS and IES observations of 67P: Ion-neutral chemistry in the coma of a weakly outgassing comet. Astronomy and Astrophysics - A&A, EDP Sciences, 2015, 583, A2 (13 p.). 〈10.1051/0004-6361/201526210〉. 〈insu-01199226〉
  • Léna Le Roy, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, Andre Bieler, et al.. Inventory of the volatiles on comet 67P/Churyumov-Gerasimenko from Rosetta/ROSINA. Astronomy and Astrophysics - A&A, EDP Sciences, 2015, 583, A1 (12 p.). 〈10.1051/0004-6361/201526450〉. 〈insu-01199178〉
  • Martin Rubin, K. Altwegg, H. Balsiger, A. Bar-Nun, Jean-Jacques Berthelier, et al.. Molecular nitrogen in comet 67P/Churyumov-Gerasimenko indicates a low formation temperature. Science, American Association for the Advancement of Science, 2015, 348 (6231), pp.232-235. 〈10.1126/science.aaa6100〉. 〈hal-01346031〉
  • Hans Balsiger, Kathrin Altwegg, Akiva Bar-Nun, Jean-Jacques Berthelier, Andre Bieler, et al.. Detection of argon in the coma of comet 67P/Churyumov-Gerasimenko. Science Advances , American Association for the Advancement of Science (AAAS), 2015, 1 (8), pp.E1500377 〈10.1126/sciadv.1500377〉. 〈hal-01346022〉
  • Myrtha Hässig, K. Altwegg, H. Balsiger, A. Bar-Nun, Jean-Jacques Berthelier, et al.. Time variability and heterogeneity in the coma of 67P/Churyumov-Gerasimenko. Science, American Association for the Advancement of Science, 2015, 347 (6220), 〈10.1126/science.aaa0276〉. 〈hal-01346055〉
  • Fred Goesmann, Helmut Rosenbauer, Jan Hendrik Bredehoft, Michel Cabane, Pascale Ehrenfreund, et al.. Organic compounds on comet 67P/Churyumov-Gerasimenko revealed by COSAC mass spectrometry. Science, American Association for the Advancement of Science, 2015, 349 (6247), pp.aab0689. 〈10.1126/science.aab0689〉. 〈insu-01182551〉
  • Kathrin Altwegg, H. Balsiger, A. Bar-Nun, Jean-Jacques Berthelier, Andre Bieler, et al.. 67P/Churyumov-Gerasimenko, a Jupiter family comet with a high D/H ratio. Science, American Association for the Advancement of Science, 2015, 347 (6220), 3 p. 〈10.1126/science.1261952〉. 〈hal-01346024〉
  • Jean-Yves Bonnet, Eric Quirico, Arnaud Buch, Roland Thissen, Cyril Szopa, et al.. Formation of analogs of cometary nitrogen-rich refractory organics from thermal degradation of tholin and hcn polymer. Icarus, Elsevier, 2015, 250, pp.53-63. 〈10.1016/j.icarus.2014.11.006〉. 〈hal-01088866〉
  • Peter Wurz, Martin Rubin, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, et al.. Solar wind sputtering of dust on the surface of 67P/Churyumov-Gerasimenko. Astronomy and Astrophysics - A&A, EDP Sciences, 2015, 583, A22 (9 p.). 〈10.1051/0004-6361/201525980〉. 〈insu-01206313〉
  • A. Luspay-Kuti, M. Hässig, S. A. Fuselier, K. E. Mandt, K. Altwegg, et al.. Composition-dependent outgassing of comet 67P/Churyumov-Gerasimenko from ROSINA/DFMS. Implications for nucleus heterogeneity?. Astronomy and Astrophysics - A&A, EDP Sciences, 2015, 583, A4 (8 p.). 〈10.1051/0004-6361/201526205〉. 〈insu-01206306〉
  • Andre Bieler, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, Ursina Calmonte, et al.. Comparison of 3D kinetic and hydrodynamic models to ROSINA-COPS measurements of the neutral coma of 67P/Churyumov-Gerasimenko. Astronomy and Astrophysics - A&A, EDP Sciences, 2015, 583, A7 (10 p.). 〈10.1051/0004-6361/201526178〉. 〈insu-01200510〉
  • Johan De Keyser, Federik Dhooghe, Andrew Gibbons, Kathrin Altwegg, Hans Balsiger, et al.. Correcting peak deformation in Rosetta's ROSINA/DFMS mass spectrometer. International Journal of Mass Spectrometry, Elsevier, 2015, 393, pp.41-51. 〈10.1016/j.ijms.2015.10.010〉. 〈insu-01219657〉
  • P. Picard, D. Burns, P. Roger, D. Delaunay, J Gouriou, et al.. Key comparison BIPM.RI(I)-K6 of the standards for absorbed dose to water of the LNE–LNHB, France and the BIPM in accelerator photon beams. Metrologia, IOP Publishing, 2013, 50, pp.06015. 〈10.1088/0026-1394/50/1A/06015〉. 〈cea-01816359〉
  • L. Le Roy, G. Briani, Christelle Briois, H. Cottin, N. Fray, et al.. On the prospective detection of polyoxymethylene in comet 67P/Churyumov-Gerasimenko with the COSIMA instrument onboard Rosetta. Planetary and Space Science, Elsevier, 2012, 65, pp.83-92. 〈10.1016/j.pss.2012.01.011〉. 〈in2p3-00779619〉
  • Véronique Vuitton, Jean-Yves Bonnet, Maeliss Frisari, Roland Thissen, Eric Quirico, et al.. Very high resolution mass spectrometry of HCN polymers and tholins. Faraday Discussions, Royal Society of Chemistry, 2010, 147, pp.495-508. 〈10.1039/C003758C〉. 〈hal-00510369〉

Thèse1 document

  • Léna Le Roy. Préparation à la caractérisation in-situ de la matière organique cométaire par spectrométrie de masse : application à l'instrument COSIMA. Autre. Université d'Orléans, 2011. Français. 〈tel-00763072〉

Communication dans un congrès10 documents

  • Fred Goesmann, Helmut Rosenbauer, Jan Hendrik Bredehoeft, Michel Cabane, Pascale Ehrenfreund, et al.. Organic Compounds on the Nucleus of Comet 67/Churyumov-Gerasimenko as Revealed by COSAC Mass Spectrometry. Astrobiology Science Conference 2015 (AbSciCon 2015 ): Habitability, Habitable Worlds, and Life, Jun 2015, Chicago, United States. pp.#7469. 〈insu-01183385〉
  • André Bieler, Kathrin Altwegg, Hans Balsiger, Akiva Bar-Nun, Jean-Jacques Berthelier, et al.. Evolution of H2O related species in the neutral coma of 67P. AGU Fall Meeting 2015, Dec 2015, San Francisco, United States. pp.P33E-01, 2015. 〈insu-01248311〉
  • Eric Quirico, Jean-Yves Bonnet, Arnaud Buch, Roland Thissen, Cyril Szopa, et al.. New Analogs of Cometary Nitrogen-Rich Refractory Organics and Comparison with UltraCarbonaceous MicroMeteorites. 77th Annual Meeting of the Meteoritical-Society, Sep 2014, Casablanca, Morocco. pp.[#5122]. 〈in2p3-01078350〉
  • Kathrin Altwegg, Martin Rubin, Hans Balsiger, Annette Jäckel, Lena Le Roy, et al.. Inventory of Volatiles in the Coma of Comet 67P/Churyumov-Gerasimenko from Rosetta ROSINA – An Overview of First Results. AGU Fall Meeting 2014, Dec 2014, San Francisco, United States. pp.P32B-01, 2014. 〈hal-01116598〉
  • Olivier Mousis, Kathrin Altwegg, Hans Balsiger, Akiva Bar-Nun, Jean-Loup Bertaux, et al.. Expected constraints on the outer solar system formation conditions from the Rosetta-ROSINA measurements. AGU Fall Meeting 2014, Dec 2014, San Francisco, United States. pp.P33D-4051, 2014. 〈hal-01116667〉
  • Peter Wurz, Kathrin Altwegg, Hans Balsiger, Sébastien Gasc, Andre Galli, et al.. Early Activity of Churyumov-Gerasimenko: ROSINA/RTOF Results. AGU Fall Meeting 2014, Dec 2014, San Francisco, United States. pp.P33F-04, 2014. 〈hal-01116669〉
  • Myrtha Hässig, Stephen Fuselier, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, et al.. Argon Measurement Capabilities at Comet 67P with ROSINA/DFMS. AGU Fall Meeting 2014, Dec 2014, San Francisco, United States. pp.P33D-4049, 2014. 〈hal-01116448〉
  • Andre Bieler, Valeriy Tenishev, Nicolas Fougere, Tamas Gombosi, Kenneth Hansen, et al.. 3D Direct Simulation Monte Carlo Modeling of the Spacecraft Environment of Rosetta. AGU Fall Meeting 2014, Dec 2014, San Francisco, United States. pp.P41C-3931, 2014. 〈hal-01116614〉
  • Lena Le Roy, Kathrin Altwegg, Jean-Jacques Berthelier, Ursina Calmonte, Frederik Dhooghe, et al.. First insights on the organic species from the high resolution mass spectrometer ROSINA DFMS on-board the Rosetta spacecraft. AGU Fall Meeting 2014, Dec 2014, San Francisco, United States. pp.P41C-3927. 〈hal-01116471〉
  • Nicolas Fougere, Valeriy Tenishev, Andre Bieler, Michael Combi, Tamas Gombosi, et al.. A 3D Description of the Coma of Comet 67P/Churyumov-Gerasimenko Constrained by Rosetta Observations. AGU Fall Meeting 2014, Dec 2014, San Francisco, United States. pp.P41C-3930, 2014. 〈hal-01116463〉