Výsledky vyhledávání - "Farenzena, L. S."

Destruction of CO ice and formation of new molecules by irradiation with 28 keV O6+ ions

Autor: de Barros, A.L.F., Seperuelo Duarte, E., Farenzena, L. S., da Silveira, E.F., Domaracka, Alicja, Rothard, Hermann, Boduch, Philippe

Publikováno v: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Elsevier, 2011, 269, pp.852-855
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2011, 269, pp.852-855

International audience; The effect of solar wind on cometary ice was studied by using oxygen ions with energy near to that corresponding to their maximum abundance in space for bombarding CO ice. This gas was condensed on a CsI substrate at 14 K and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::5b2e6ed199a364ee67ccac68b38961b3
https://hal.archives-ouvertes.fr/hal-00586107

Zobrazit plný text záznamu

Infrared study of astrophysical ice analogues irradiated by swift nickel ions

Autor: Domaracka, Alicja, Seperuelo Duarte, Eduardo, Boduch, Philippe, Rothard, Hermann, Ramillon, Jean-Marc, Dartois, E., Pilling, S., Farenzena, L. S., Da Silveira, Enio Frota

Publikováno v: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Elsevier, 2010, 268, pp.2960-2963
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 2010, 268, pp.2960-2963

International audience; Water, carbon oxide, carbon dioxide, and ammonia ices are known to be pervasive constituents of the solar system and the interstellar medium. These ices and ice-covered surfaces are exposed to bombardment by energetic projecti

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::d870cd811cf2650fbba22f29e2777429
https://hal.archives-ouvertes.fr/hal-00512143

Zobrazit plný text záznamu

Heavy ion irradiation of condensed CO2: sputtering and molecule formation

Autor: Seperuelo Duarte, Eduardo, Boduch, Philippe, Rothard, Hermann, Been, Thierry, Dartois, E., Farenzena, L. S., Da Silveira, E.F.

Publikováno v: Astronomy and Astrophysics-A&A
Astronomy and Astrophysics-A&A, EDP Sciences, 2009, 502, pp.599-603
Astronomy and Astrophysics-A&A, 2009, 502, pp.599-603

International audience; Context : Ices present in different astrophysical environments are exposed to ion irradiation from cosmic rays (H to heavier than Fe) in the keV to GeV energy range. Aims : The objective of this work is to study the effects pr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e110ae8544e5bec786b3a5388bf66240
https://hal.archives-ouvertes.fr/hal-00437938

Zobrazit plný text záznamu

Irradiation effects in CO and CO2 ices induced by swift heavy Ni ions at 46 MeV and 537 MeV

Autor: Domaracka, Alicja, Seperuelo Duarte, Eduardo, Boduch, Philippe, Rothard, Hermann, Balanzat, Emmanuel, Dartois, Emmanuel, Pilling, Sergio, Farenzena, L. S., Da Silveira, Enio Frota

Publikováno v: Proceedings of the International Astronomical Union 5 (2010) 428-429 / Symposium S265-Chemical abundances in the Universe – connecting First Stars to Planets
Proceedings of the International Astronomical Union 5 (2010) 428-429 / Symposium S265-Chemical abundances in the Universe – connecting First Stars to Planets, 2009, France. pp.428-429

International audience; In order to simulate the effects of the heavy ion component of cosmic rays on ices in astrophysical environments, the CO and CO2 ices were irradiated with swift nickel ions in the electronic energy loss regime. The ices were p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::7ad2358535ed8de5148904ca1f792660
https://hal.archives-ouvertes.fr/hal-00480203

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání