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Amino acid COSIMA Plasmas Astronomy Astrochemistry Mass spectrometry 67P/Churyumov–Gerasimenko Rosetta Asteroids Argon isotopes Comets Space vehicles Comets general Comets individual 67P/Churyumov-Gerasimenko Data analysis 67P/Churyumov-Gerasimenko Numerical methods Sun Comet CI carbonaceous chondrites
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40

Léna Le ROY

Journal articles39 documents

  • Martin Rubin, Kathrin Altwegg, Hans Balsiger, Akiva Bar-Nun, Jean-Jacques Berthelier, et al.. Krypton isotopes and noble gas abundances in the coma of comet 67P/Churyumov-Gerasimenko. Science Advances , American Association for the Advancement of Science (AAAS), 2018, 4 (7), pp.eaar6297. ⟨10.1126/sciadv.aar6297⟩. ⟨insu-01877545⟩
  • B. Marty, Kathrin 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, American Association for the Advancement of Science, 2017, 356 (6342), pp.1069-1072. ⟨10.1126/science.aal3496⟩. ⟨insu-01670669⟩
  • 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⟩
  • 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⟩
  • 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⟩
  • 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.. 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⟩
  • Anaïs Bardyn, Donia Baklouti, Hervé Cottin, Nicolas Fray, Christelle Briois, et al.. Carbon-rich dust in comet 67P/Churyumov-Gerasimenko measured by COSIMA/Rosetta. Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P - Oxford Open Option A, 2017, 469 (Suppl_2), pp.S712-S722. ⟨10.1093/mnras/stx2640⟩. ⟨insu-02764524⟩
  • 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⟩
  • S. A. Fuselier, Kathrin 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⟩
  • 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. The Astrophysical Journal, American Astronomical Society, 2016, 819 (2), pp.126. ⟨10.3847/0004-637X/819/2/126⟩. ⟨insu-01287167⟩
  • 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⟩
  • 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⟩
  • 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⟩
  • 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⟩
  • 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⟩
  • Kenneth C. Hansen, Kathrin 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⟩
  • 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, IOP Science, 2016, 816 (2), pp.L32. ⟨10.3847/2041-8205/816/2/L32⟩. ⟨in2p3-01291758⟩
  • Martin Rubin, Kathrin 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⟩
  • 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, pp.A7. ⟨10.1051/0004-6361/201526178⟩. ⟨insu-01200510⟩
  • 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⟩
  • 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⟩
  • 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⟩
  • Kathrin Altwegg, Hans 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⟩
  • S. A. Fuselier, Kathrin 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⟩
  • Myrtha Hässig, Kathrin 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⟩
  • 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⟩
  • 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⟩
  • 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⟩
  • A. Luspay-Kuti, M. Hässig, S. A. Fuselier, K. E. Mandt, Kathrin 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⟩
  • 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⟩
  • Myrtha Hässig, Kathrin 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⟩
  • 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⟩
  • Léna 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⟩

Theses1 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⟩