LL

Léna Le Roy

42
Documents
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Publications

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Krypton isotopes and noble gas abundances in the coma of comet 67P/Churyumov-Gerasimenko

Martin Rubin , Kathrin Altwegg , Hans Balsiger , Akiva Bar-Nun , Jean-Jacques Berthelier et al.

Science Advances , 2018, 4 (7), pp.eaar6297. ⟨10.1126/sciadv.aar6297⟩

Article dans une revue insu-01877545v1
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Halogens as tracers of protosolar nebula material in comet 67P/Churyumov-Gerasimenko

Frederik Dhooghe , Johan de Keyser , Kathrin Altwegg , Christelle Briois , Hans Balsiger et al.

Monthly Notices of the Royal Astronomical Society, 2017, 472 (2), pp.1336-1345. ⟨10.1093/mnras/stx1911⟩

Article dans une revue insu-01575014v1
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Isotopic composition of CO<sub>2</sub> in the coma of 67P/Churyumov-Gerasimenko measured with ROSINA/DFMS

Myrtha Hässig , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , André Bieler et al.

Astronomy & Astrophysics - A&A, 2017, 605, A50 (8 p.). ⟨10.1051/0004-6361/201630140⟩

Article dans une revue insu-01571239v1
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Evidence for distributed gas sources of hydrogen halides in the coma of comet 67P/Churyumov–Gerasimenko

Johan de Keyser , Frederik Dhooghe , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier et al.

Monthly Notices of the Royal Astronomical Society, 2017, 469 (Suppl_2), pp.S695-S711. ⟨10.1093/mnras/stx2725⟩

Article dans une revue insu-02765310v1
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D<sub>2</sub>O and HDS in the coma of 67P/Churyumov–Gerasimenko

Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , André Bieler , Ursina Calmonte et al.

Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2017, 375 (n° 2097), ⟨10.1098/rsta.2016.0253⟩

Article dans une revue insu-01530459v1
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Nitrogen-to-carbon atomic ratio measured by COSIMA in the particles of comet 67P/Churyumov–Gerasimenko

Nicolas Fray , Anaïs Bardyn , Hervé Cottin , Donia Baklouti , Christelle Briois et al.

Monthly Notices of the Royal Astronomical Society, 2017, 469 (Suppl_2), pp.S506-S516. ⟨10.1093/mnras/stx2002⟩

Article dans une revue insu-02766152v1
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Change of outgassing pattern of 67P/Churyumov–Gerasimenko during the March 2016 equinox as seen by ROSINA

Sébastien Gasc , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , André Bieler et al.

Monthly Notices of the Royal Astronomical Society, 2017, 469 (Suppl_2), pp.S108 - S117. ⟨10.1093/mnras/stx1412⟩

Article dans une revue insu-01574257v1
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Organics in comet 67P – a first comparative analysis of mass spectra from ROSINA–DFMS, COSAC and Ptolemy

Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , André Bieler , Ursina Calmonte et al.

Monthly Notices of the Royal Astronomical Society, 2017, 469 (Suppl_2), pp.S130 - S141. ⟨10.1093/mnras/stx1415⟩

Article dans une revue insu-01574263v1
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Evidence for depletion of heavy silicon isotopes at comet 67P/Churyumov-Gerasimenko

Martin Rubin , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , André Bieler et al.

Astronomy & Astrophysics - A&A, 2017, 601, A123 (9 p.). ⟨10.1051/0004-6361/201730584⟩

Article dans une revue insu-01518753v1
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Xenon isotopes in 67P/Churyumov-Gerasimenko show that comets contributed to Earth's atmosphere

B. Marty , Kathrin Altwegg , Hans Balsiger , A. Bar-Nun , D.V. Bekaert et al.

Science, 2017, 356 (6342), pp.1069-1072. ⟨10.1126/science.aal3496⟩

Article dans une revue insu-01670669v1
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Sulphur isotope mass-independent fractionation observed in comet 67P/Churyumov–Gerasimenko by Rosetta/ROSINA

Ursina Calmonte , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , A. Bieler et al.

Monthly Notices of the Royal Astronomical Society, 2017, 469 (suppl_2), pp.S787-S803. ⟨10.1093/mnras/stx2534⟩

Article dans une revue insu-01671992v1
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Carbon-rich dust in comet 67P/Churyumov-Gerasimenko measured by COSIMA/Rosetta

Anaïs Bardyn , Donia Baklouti , Hervé Cottin , Nicolas Fray , Christelle Briois et al.

Monthly Notices of the Royal Astronomical Society, 2017, 469 (Suppl_2), pp.S712-S722. ⟨10.1093/mnras/stx2640⟩

Article dans une revue insu-02764524v1
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Photochemistry of forbidden oxygen lines in the inner coma of 67P/Churyumov-Gerasimenko

G. Cessateur , J. de Keyser , R. Maggiolo , A. Gibbons , G. Gronoff et al.

Journal of Geophysical Research Space Physics, 2016, 121 (1), pp.804-816. ⟨10.1002/2015JA022013⟩

Article dans une revue insu-01318159v1
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Sulphur-bearing species in the coma of comet 67P/Churyumov–Gerasimenko

Ursina Calmonte , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , A. Bieler et al.

Monthly Notices of the Royal Astronomical Society, 2016, 462 (Suppl 1), pp.S253 - S273. ⟨10.1093/mnras/stw2601⟩

Article dans une revue insu-01402761v1
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Prebiotic chemicals--amino acid and phosphorus--in the coma of comet 67P/Churyumov-Gerasimenko

Kathrin Altwegg , Hans Balsiger , Akiva Bar-Nun , Jean-Jacques Berthelier , Andre Bieler et al.

Science Advances , 2016, 2 (5), e1600285 (5 p.). ⟨10.1126/sciadv.1600285⟩

Article dans une revue insu-01351340v1
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COMET 67P/CHURYUMOV-GERASIMENKO: CLOSE-UP ON DUST PARTICLE FRAGMENTS

M. Hilchenbach , J. Kissel , Y. Langevin , Christelle Briois , H. von Hoerner et al.

The Astrophysical Journal Letters, 2016, 816 (2), pp.L32. ⟨10.3847/2041-8205/816/2/L32⟩

Article dans une revue in2p3-01291758v1
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High-Time Resolution In-situ Investigation of Major Cometary Volatiles around 67P/C-G at 3.1 - 2.3 AU Measured with ROSINA-RTOF

Urs Mall , Kathrin Altwegg , Hans Balsiger , A. Bar-Nun , Jean-Jacques Berthelier et al.

The Astrophysical Journal, 2016, 819 (2), pp.126. ⟨10.3847/0004-637X/819/2/126⟩

Article dans une revue insu-01287167v1
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Direct Simulation Monte Carlo modelling of the major species in the coma of comet 67P/Churyumov-Gerasimenko

Nicolas Fougere , Kathrin Altwegg , Jean-Jacques Berthelier , Andre Bieler , Dominique Bockelée-Morvan et al.

Monthly Notices of the Royal Astronomical Society, 2016, 462 (suppl. 1), pp.S156-S169. ⟨10.1093/mnras/stw2388⟩

Article dans une revue insu-01370624v1
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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

Nicolas Fougere , Kathrin Altwegg , Jean-Jacques Berthelier , Andre Bieler , Dominique Bockelee-Morvan et al.

Astronomy & Astrophysics - A&A, 2016, 588, A134 (11p.). ⟨10.1051/0004-6361/201527889⟩

Article dans une revue insu-01283022v1
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Ion chemistry in the coma of comet 67P near perihelion

S. A. Fuselier , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , A. Beth et al.

Monthly Notices of the Royal Astronomical Society, 2016, 462 (Suppl. 1), pp.S67-S77. ⟨10.1093/mnras/stw2149⟩

Article dans une revue insu-01368192v1
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Evolution of water production of 67P/Churyumov-Gerasimenko: an empirical model and a multi-instrument study

Kenneth C. Hansen , Kathrin Altwegg , Jean-Jacques Berthelier , André Bieler , N. Biver et al.

Monthly Notices of the Royal Astronomical Society, 2016, 462 (Suppl. 1), pp.S491-S506. ⟨10.1093/mnras/stw2413⟩

Article dans une revue insu-01374507v1
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First in-situ detection of the cometary ammonium ion NH<sub>4</sub><sup>+</sup> (protonated ammonia NH<sub>3</sub> ) in the coma of 67P/C-G near perihelion

Arnaud Beth , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , Ursina Calmonte et al.

Monthly Notices of the Royal Astronomical Society, 2016, 462 (Suppl_1), pp.S562-S572. ⟨10.1093/mnras/stw3370⟩

Article dans une revue insu-01427998v1

High-molecular-weight organic matter in the particles of comet 67P/Churyumov–Gerasimenko

Nicolas Fray , Anaïs Bardyn , Hervé Cottin , Kathrin Altwegg , Donia Baklouti et al.

Nature, 2016, 538 (7623), pp.72-74. ⟨10.1038/nature19320⟩

Article dans une revue insu-01362335v1
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ROSINA/DFMS and IES observations of 67P: Ion-neutral chemistry in the coma of a weakly outgassing comet

S. A. Fuselier , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , A. Bieler et al.

Astronomy & Astrophysics - A&A, 2015, 583, A2 (13 p.). ⟨10.1051/0004-6361/201526210⟩

Article dans une revue insu-01199226v1
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Inventory of the volatiles on comet 67P/Churyumov-Gerasimenko from Rosetta/ROSINA

Léna Le Roy , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , Andre Bieler et al.

Astronomy & Astrophysics - A&A, 2015, 583, A1 (12 p.). ⟨10.1051/0004-6361/201526450⟩

Article dans une revue insu-01199178v1

Comet 67P/Churyumov-Gerasimenko sheds dust coat accumulated over the past four years

Rita Schulz , Martin Hilchenbach , Yves Langevin , Jochen Kissel , Johan Silen et al.

Nature, 2015, 518 (7538), pp.216-218. ⟨10.1038/nature14159⟩

Article dans une revue insu-01182128v1
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Composition-dependent outgassing of comet 67P/Churyumov-Gerasimenko from ROSINA/DFMS. Implications for nucleus heterogeneity?

A. Luspay-Kuti , M. Hässig , S. A. Fuselier , K. E. Mandt , Kathrin Altwegg et al.

Astronomy & Astrophysics - A&A, 2015, 583, A4 (8 p.). ⟨10.1051/0004-6361/201526205⟩

Article dans une revue insu-01206306v1
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Organic compounds on comet 67P/Churyumov-Gerasimenko revealed by COSAC mass spectrometry

Fred Goesmann , Helmut Rosenbauer , Jan Hendrik Bredehoft , Michel Cabane , Pascale Ehrenfreund et al.

Science, 2015, 349 (6247), pp.aab0689. ⟨10.1126/science.aab0689⟩

Article dans une revue insu-01182551v1
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67P/Churyumov-Gerasimenko, a Jupiter family comet with a high D/H ratio

Kathrin Altwegg , Hans Balsiger , A. Bar-Nun , Jean-Jacques Berthelier , Andre Bieler et al.

Science, 2015, 347 (6220), 3 p. ⟨10.1126/science.1261952⟩

Article dans une revue hal-01346024v1

Formation of analogs of cometary nitrogen-rich refractory organics from thermal degradation of tholin and hcn polymer

Jean-Yves Bonnet , Eric Quirico , Arnaud Buch , Roland Thissen , Cyril Szopa et al.

Icarus, 2015, 250, pp.53-63. ⟨10.1016/j.icarus.2014.11.006⟩

Article dans une revue istex hal-01088866v1
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Detection of argon in the coma of comet 67P/Churyumov-Gerasimenko

Hans Balsiger , Kathrin Altwegg , Akiva Bar-Nun , Jean-Jacques Berthelier , Andre Bieler et al.

Science Advances , 2015, 1 (8), pp.E1500377 ⟨10.1126/sciadv.1500377⟩

Article dans une revue hal-01346022v1
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Correcting peak deformation in Rosetta's ROSINA/DFMS mass spectrometer

Johan de Keyser , Federik Dhooghe , Andrew Gibbons , Kathrin Altwegg , Hans Balsiger et al.

International Journal of Mass Spectrometry, 2015, 393, pp.41-51. ⟨10.1016/j.ijms.2015.10.010⟩

Article dans une revue insu-01219657v1
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Comparison of 3D kinetic and hydrodynamic models to ROSINA-COPS measurements of the neutral coma of 67P/Churyumov-Gerasimenko

Andre Bieler , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier , Ursina Calmonte et al.

Astronomy & Astrophysics - A&A, 2015, 583, pp.A7. ⟨10.1051/0004-6361/201526178⟩

Article dans une revue insu-01200510v1

COSIMA calibration for the detection and characterization of the cometary solid organic matter

Léna Le Roy , Anais Bardyn , Christelle Briois , Hervé Cottin , Nicolas Fray et al.

Planetary and Space Science, 2015, 105, pp.1-25. ⟨10.1016/j.pss.2014.08.015⟩

Article dans une revue insu-01181240v1
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Molecular nitrogen in comet 67P/Churyumov-Gerasimenko indicates a low formation temperature

Martin Rubin , Kathrin Altwegg , Hans Balsiger , A. Bar-Nun , Jean-Jacques Berthelier et al.

Science, 2015, 348 (6231), pp.232-235. ⟨10.1126/science.aaa6100⟩

Article dans une revue hal-01346031v1
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Solar wind sputtering of dust on the surface of 67P/Churyumov-Gerasimenko

Peter Wurz , Martin Rubin , Kathrin Altwegg , Hans Balsiger , Jean-Jacques Berthelier et al.

Astronomy & Astrophysics - A&A, 2015, 583, A22 (9 p.). ⟨10.1051/0004-6361/201525980⟩

Article dans une revue insu-01206313v1

The capabilities of ROSINA/DFMS to measure argon isotopes at comet 67P/Churyumov-Gerasimenko

Myrtha Hässig , Kathrin Altwegg , Jean-Jacques Berthelier , U. Calmonte , J. de Keyser et al.

Planetary and Space Science, 2015, 105, pp.175-178. ⟨10.1016/j.pss.2014.11.015⟩

Article dans une revue istex hal-01085254v1
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Time variability and heterogeneity in the coma of 67P/Churyumov-Gerasimenko

Myrtha Hässig , Kathrin Altwegg , Hans Balsiger , A. Bar-Nun , Jean-Jacques Berthelier et al.

Science, 2015, 347 (6220), ⟨10.1126/science.aaa0276⟩

Article dans une revue hal-01346055v1
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Abundant molecular oxygen in the coma of comet 67P/Churyumov–Gerasimenko

Andre Bieler , Kathrin Altwegg , Hans Balsiger , Akiva Bar-Nun , Jean-Jacques Berthelier et al.

Nature, 2015, 526 (7575), pp.678-681. ⟨10.1038/nature15707⟩

Article dans une revue hal-01346075v1

On the prospective detection of polyoxymethylene in comet 67P/Churyumov-Gerasimenko with the COSIMA instrument onboard Rosetta

Léna Le Roy , G. Briani , Christelle Briois , H. Cottin , N. Fray et al.

Planetary and Space Science, 2012, 65, pp.83-92. ⟨10.1016/j.pss.2012.01.011⟩

Article dans une revue istex in2p3-00779619v1

Very high resolution mass spectrometry of HCN polymers and tholins

Véronique Vuitton , Jean-Yves Bonnet , Maeliss Frisari , Roland Thissen , Eric Quirico et al.

Faraday Discussions, 2010, 147, pp.495-508. ⟨10.1039/C003758C⟩

Article dans une revue istex hal-00510369v1