Search Results - "Gasc, Sébastien"

Novel Time-of-Flight Residual Gas Analyzer (TOF-RGA) for in situ Real-time Process Monitoring by Gasc, Sébastien, Hofer, Lukas

“…Sensitive gas analyses, in particular in industrial processes, are nowadays performed either via spectroscopy or using quadrupole mass spectrometers; the first…”
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Elemental and molecular abundances in comet 67P/Churyumov-Gerasimenko by Rubin, Martin, Altwegg, Kathrin, Balsiger, Hans, Berthelier, Jean-Jacques, Combi, Michael R, De Keyser, Johan, Drozdovskaya, Maria, Fiethe, Björn, Fuselier, Stephen A, Gasc, Sébastien, Gombosi, Tamas I, Hänni, Nora, Hansen, Kenneth C, Mall, Urs, Rème, Henri, Schroeder, Isaac R H G, Schuhmann, Markus, Sémon, Thierry, Waite, Jack H, Wampfler, Susanne F, Wurz, Peter

“…ABSTRACT Comets are considered to be some of the most pristine and unprocessed Solar system objects accessible to in situ exploration. Investigating their…”
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Change of outgassing pattern of 67P/Churyumov–Gerasimenko during the March 2016 equinox as seen by ROSINA by Gasc, Sébastien, Altwegg, Kathrin, Balsiger, Hans, Berthelier, Jean-Jacques, Bieler, André, Calmonte, Ursina, Fiethe, Björn, Fuselier, Stephen, Galli, André, Gombosi, Tamas, Hoang, Margaux, De Keyser, Johan, Korth, Axel, Le Roy, Léna, Mall, Urs, Rème, Henri, Rubin, Martin, Sémon, Thierry, Tzou, Chia-Yu, Waite, Jack Hunter, Wurz, Peter

“…Abstract As the spin axis of comet 67P/Churyumov–Gerasimenko (67P) is not normal to the orbital plane, 67P has strong seasonal changes in the illumination…”
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Evidence for distributed gas sources of hydrogen halides in the coma of comet 67P/Churyumov–Gerasimenko by De Keyser, Johan, Dhooghe, Frederik, Altwegg, Kathrin, Balsiger, Hans, Berthelier, Jean-Jacques, Briois, Christelle, Calmonte, Ursina, Cessateur, Gaël, Combi, Michael R., Equeter, Eddy, Fiethe, Björn, Fuselier, Stephen, Gasc, Sébastien, Gibbons, Andrew, Gombosi, Tamas, Gunell, Herbert, Hässig, Myrtha, Le Roy, Léna, Maggiolo, Romain, Mall, Urs, Marty, Bernard, Neefs, Eddy, Rème, Henri, Rubin, Martin, Sémon, Thierry, Tzou, Chia-Yu, Wurz, Peter

“…Abstract Rosetta has detected the presence of the hydrogen halides HF, HCl, and HBr in the coma of comet 67P/Churyumov–Gerasimenko. These species are known to…”
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L’iconographie des monnaies transitionnelles d’al-Andalus by Gasc, Sébastien

“…L’iconographie des monnaies transitionnelles d’al-Andalus…”
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Detection of argon in the coma of comet 67P/Churyumov-Gerasimenko by Balsiger, Hans, Altwegg, Kathrin, Bar-Nun, Akiva, Berthelier, Jean-Jacques, Bieler, Andre, Bochsler, Peter, Briois, Christelle, Calmonte, Ursina, Combi, Michael, De Keyser, Johan, Eberhardt, Peter, Fiethe, Björn, Fuselier, Stephen A, Gasc, Sébastien, Gombosi, Tamas I, Hansen, Kenneth C, Hässig, Myrtha, Jäckel, Annette, Kopp, Ernest, Korth, Axel, Le Roy, Lena, Mall, Urs, Marty, Bernard, Mousis, Olivier, Owen, Tobias, Rème, Henri, Rubin, Martin, Sémon, Thierry, Tzou, Chia-Yu, Waite, J Hunter, Wurz, Peter

“…Comets have been considered to be representative of icy planetesimals that may have contributed a significant fraction of the volatile inventory of the…”
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Ammonium Salts as a Source of Small Molecules Observed with High-Resolution Electron-Impact Ionization Mass Spectrometry by Hänni, Nora, Gasc, Sébastien, Etter, Adrian, Schuhmann, Markus, Schroeder, Isaac, Wampfler, Susanne F, Schürch, Stefan, Rubin, Martin, Altwegg, Kathrin

“…Recent high-resolution in situ mass spectrometry at comet 67P/Churyumov–Gerasimenko visited by European Space Agency’s Rosetta spacecraft raised the question,…”
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Halogens as tracers of protosolar nebula material in comet 67P/Churyumov–Gerasimenko by Dhooghe, Frederik, De Keyser, Johan, Altwegg, Kathrin, Briois, Christelle, Balsiger, Hans, Berthelier, Jean-Jacques, Calmonte, Ursina, Cessateur, Gaël, Combi, Michael R., Equeter, Eddy, Fiethe, Björn, Fray, Nicolas, Fuselier, Stephen, Gasc, Sébastien, Gibbons, Andrew, Gombosi, Tamas, Gunell, Herbert, Hässig, Myrtha, Hilchenbach, Martin, Le Roy, Léna, Maggiolo, Romain, Mall, Urs, Marty, Bernard, Neefs, Eddy, Rème, Henri, Rubin, Martin, Sémon, Thierry, Tzou, Chia-Yu, Wurz, Peter

“…Abstract We report the first in situ detection of halogens in a cometary coma, that of 67P/Churyumov-Gerasimenko. Neutral gas mass spectra collected by the…”
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CHO-Bearing Molecules in Comet 67P/Churyumov-Gerasimenko by Schuhmann, Markus, Altwegg, Kathrin, Balsiger, Hans, Berthelier, Jean-Jacques, De Keyser, Johan, Fuselier, Stephen A, Gasc, Sébastien, Gombosi, Tamas I, Hänni, Nora, Rubin, Martin, Sémon, Thierry, Tzou, Chia-Yu, Wampfler, Susanne F

“…In 2004, the Rosetta spacecraft was sent to comet 67P/Churyumov-Gerasimenko for the first ever long-term investigation of a comet. After its arrival in 2014,…”
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Sensitivity and fragmentation calibration of the time-of-flight mass spectrometer RTOF on board ESA's Rosetta mission by Gasc, Sébastien, Altwegg, Kathrin, Fiethe, Björn, Jäckel, Annette, Korth, Axel, Le Roy, Léna, Mall, Urs, Rème, Henri, Rubin, Martin, Hunter Waite, J., Wurz, Peter

“…The European Space Agency's Rosetta spacecraft, with the Rosetta Orbiter Spectrometer for Ion and Neutral Analysis (ROSINA) onboard, has been following and…”
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Organics in comet 67P – a first comparative analysis of mass spectra from ROSINA–DFMS, COSAC and Ptolemy by Altwegg, Kathrin, Balsiger, H., Berthelier, J.J., Bieler, A., Calmonte, U., Fuselier, S.A., Goesmann, F., Gasc, S., Gombosi, T. I., Le Roy, L., de Keyser, J., Morse, A., Rubin, M., Schuhmann, M., Taylor, M. G. G. T, Tzou, C.-Y., Wright, I.

“…Abstract The ESA Rosetta spacecraft followed comet 67P at a close distance for more than 2 yr. In addition, it deployed the lander Philae on to the surface of…”
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67P/Churyumov-Gerasimenko, a Jupiter family comet with a high D/H ratio by Altwegg, K., Balsiger, H., Bar-Nun, A., Berthelier, J. J., Bieler, A., Bochsler, P., Briois, C., Calmonte, U., Combi, M., De Keyser, J., Eberhardt, P., Fiethe, B., Fuselier, S., Gasc, S., Gombosi, T. I., Hansen, K.C., Hässig, M., Jäckel, A., Kopp, E., Korth, A., LeRoy, L., Mall, U., Marty, B., Mousis, O., Neefs, E., Owen, T., Rème, H., Rubin, M., Sémon, T., Tzou, C.-Y., Waite, H., Wurz, P.

“…The provenance of water and organic compounds on Earth and other terrestrial planets has been discussed for a long time without reaching a consensus. One of…”
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Ruth Pliego Vázquez, La moneda visigoda (2 vol.) by Gasc, Sébastien

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Prebiotic chemicals-amino acid and phosphorus-in the coma of comet 67P/Churyumov-Gerasimenko by Altwegg, Kathrin, Balsiger, Hans, Bar-Nun, Akiva, Berthelier, Jean-Jacques, Bieler, Andre, Bochsler, Peter, Briois, Christelle, Calmonte, Ursina, Combi, Michael R, Cottin, Hervé, De Keyser, Johan, Dhooghe, Frederik, Fiethe, Bjorn, Fuselier, Stephen A, Gasc, Sébastien, Gombosi, Tamas I, Hansen, Kenneth C, Haessig, Myrtha, Jäckel, Annette, Kopp, Ernest, Korth, Axel, Le Roy, Lena, Mall, Urs, Marty, Bernard, Mousis, Olivier, Owen, Tobias, Rème, Henri, Rubin, Martin, Sémon, Thierry, Tzou, Chia-Yu, Hunter Waite, James, Wurz, Peter

“…The importance of comets for the origin of life on Earth has been advocated for many decades. Amino acids are key ingredients in chemistry, leading to life as…”
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Fátima Martín Escudero, Las monedas de al-Andalus. De actividad ilustrada a disciplina científica by Gasc, Sébastien

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D₂O and HDS in the coma of 67P/Churyumov—Gerasimenko by Altwegg, K., Balsiger, H., Berthelier, J. J., Bieler, A., Calmonte, U., De Keyser, J., Fiethe, B., Fuselier, S. A., Gasc, S., Gombosi, T. I., Owen, T., Le Roy, L., Rubin, M., Sémon, T., Tzou, C.-Y.

“…The European Rosetta mission has been following comet 67P/Churyumov-Gerasimenko for 2 years, studying the nucleus and coma in great detail. For most of these 2…”
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Krypton isotopes and noble gas abundances in the coma of comet 67P/Churyumov-Gerasimenko by Rubin, Martin, Altwegg, Kathrin, Balsiger, Hans, Bar-Nun, Akiva, Berthelier, Jean-Jacques, Briois, Christelle, Calmonte, Ursina, Combi, Michael, De Keyser, Johan, Fiethe, Björn, Fuselier, Stephen A, Gasc, Sebastien, Gombosi, Tamas I, Hansen, Kenneth C, Kopp, Ernest, Korth, Axel, Laufer, Diana, Le Roy, Léna, Mall, Urs, Marty, Bernard, Mousis, Olivier, Owen, Tobias, Rème, Henri, Sémon, Thierry, Tzou, Chia-Yu, Waite, Jack H, Wurz, Peter

“…The Rosetta Orbiter Spectrometer for Ion and Neutral Analysis mass spectrometer Double Focusing Mass Spectrometer on board the European Space Agency's Rosetta…”
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Protostellar and cometary detections of organohalogens by Fayolle, Edith C., Öberg, Karin I., Jørgensen, Jes K., Altwegg, Kathrin, Calcutt, Hannah, Müller, Holger S. P., Rubin, Martin, van der Wiel, Matthijs H. D., Bjerkeli, Per, Bourke, Tyler L., Coutens, Audrey, van Dishoeck, Ewine F., Drozdovskaya, Maria N., Garrod, Robin T., Ligterink, Niels F. W., Persson, Magnus V., Wampfler, Susanne F.

“…Organohalogens, a class of molecules that contain at least one halogen atom bonded to carbon, are abundant on the Earth where they are mainly produced through…”
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First in-situ detection of the cometary ammonium ion NH4+ (protonated ammonia NH3 ) in the coma of 67P/C-G near perihelion by Beth, Arnaud, Altwegg, Kathrin, Balsiger, Hans, Berthelier, Jean-Jacques, Calmonte, Ursina, Combi, Michael R., de Keyser, Johan, Dhooghe, Frederik, Fiethe, Björn, Fuselier, Stephen, Galand, Marina, Gasc, Sébastien, Gombosi, Tamas I., Hansen, Kenneth C., Hässig, Myrtha, Héritier, Kevin L., Kopp, Ernest, Le Roy, Léna, Mandt, E., Peroy, Solène, Rubin, Martin, Sémon, Thierry, Tzou, Chia-Yu, Vigren, Erik

“…In this paper, we report the first in-situ detection of the ammonium ion NH4+ at 67P/Churyumov-Gerasimenko (67P/C-G) in a cometary coma, using the Rosetta…”
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Ruth Pliego Vázquez, La moneda visigoda (2 vol.) by Sébastien Gasc

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