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Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms(3)
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International Journal of Mass Spectrometry(1)
Journal of Mass Spectrometry(1)
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Electronic Sputtering Produced by Fission Fragments on Condensed CO and CO<inf>2</inf>
ArticleAbstract: Condensed CO and CO2 are bombarded by ∼65 MeV 252Cf fission fragments and the desorbed ions are analPalabras claves:Autores:Da Silveira E.F., Farenzena L.S., Homem M.G.P., Martinez R., Naves De Brito A., Peter Darwin Iza Toapanta, Ponciano C.R., Wien K.Fuentes:scopusElectronic sputtering analysis of astrophysical ices
Conference ObjectAbstract: Experimental results on fast ion collision with icy surfaces having astrophysical interest are presePalabras claves:Cometary ice, Condensed gas (H O, CO , CO, NH , N , O , Ar) 2 2 3 2 2, Ion cluster, Temperature dependence, TOF SIMSAutores:Da Silveira E.F., Duarte E.S., Faraudo G.S., Farenzena L.S., Fernandez-Lima F.A., Homem M.G.P., Martinez R., Naves De Brito A., Peter Darwin Iza Toapanta, Peter Iza, Ponciano C.R., Wien K.Fuentes:googlescopusCosmic ray-ice interaction studied by radiolysis of 15 K methane ice with MeV O, Fe and Zn ions
ArticleAbstract: Methane (CH4)ice is found in the interstellar medium and in several bodies of the Solar system, wherPalabras claves:Astrochemistry, Methods: Laboratory, Techniques: Spectroscopic circumstellar matterAutores:Boduch P., Bordaio V., Christian F. Mejía, Da Silveira E.F., de Barros A.L.F., Domaracka A., Rothard H.Fuentes:googlescopusEffects of projectile track charging on the H<sup>-</sup> secondary ion velocity distribution
ArticleAbstract: The bombardment of insulating targets by MeV projectiles produces a positive track delivering secondPalabras claves:Energy and angle differential spectrometry, H desorption -, Ion solid interaction, Secondary ion emission, SEID, Sputtering, XY-TOFAutores:Da Silveira E.F., Farenzena L.S., Peter Darwin Iza ToapantaFuentes:scopusAstrophysical icy surface simulation under energetic particles and radiation field in formic acid
ArticleAbstract: In this work, the fragmentation, survival, and chemical reactions of formic acid (HCOOH) molecules cPalabras claves:Autores:Andrade D., Boechat-Roberty H., Da Silveira E.F., Farenzena L.S., Homem M.G.P., Martinez R., Peter Darwin Iza Toapanta, Peter Iza, Pilling S., Rocco M.L.M.Fuentes:googlescopusSecondary ion emission dynamics model: A tool for nuclear track analysis
Conference ObjectAbstract: The initial velocity distribution of secondary ions is employed as a tool to analyze nuclear track fPalabras claves:Angular distribution, Initial velocity distribution, Nuclear track potential model, Secondary ion emissionAutores:Da Silveira E.F., Farenzena L.S., Groeneveld K., Jalowy T., Peter Darwin Iza Toapanta, Peter IzaFuentes:googlescopusSecondary ion emission from condensed CO bombarded by fission fragments
ArticleAbstract: Frozen CO was bombarded by ∼65 MeV fission fragments and the emitted secondary ions were analyzed byPalabras claves:CO ice, Condensed gas, Ion cluster, Secondary ions, Temperature dependence, TOF SIMSAutores:Da Silveira E.F., Farenzena L.S., Homem M.G.P., Martinez R., Naves De Brito A., Peter Darwin Iza Toapanta, Peter Iza, Ponciano C.R., Wien K.Fuentes:googlescopusSecondary ion emission induced by fission fragment impact in CO-NH <inf>3</inf> and CO-NH<inf>3</inf>-H<inf>2</inf>O ices: Modification in the CO-NH<inf>3</inf> ice structure
Conference ObjectAbstract: CO-NH3 and CO-NH3-H2O ices at 25-130 K were bombarded by 252Cf fission fragments (∼65 MeV at the tarPalabras claves:CO-NH -H O ice 3 2, CO-NH ice 3, Condensed gases, phase transition, Secondary ions, Temperature dependence, TOF-SIMSAutores:Da Silveira E.F., Farenzena L.S., Homem M.G.P., Martinez R., Naves De Brito A., Peter Darwin Iza Toapanta, Ponciano C.R., Wien K.Fuentes:scopusSwift heavy ion modifications of astrophysical water ice
ArticleAbstract: In the relatively shielded environments provided by interstellar dense clouds in our Galaxy, infrarePalabras claves:Astrochemistry, cosmic rays, Interstellar dust, Interstellar medium abundances, Molecular processesAutores:Augé B., Boduch P., Brunetto R., Chabot M., Christian F. Mejía, Da Silveira E.F., Dartois E., de Barros A.L.F., Ding J.J., Domaracka A., Godard M., Kamalou O., Lv X.Y., Pino T., Rothard H., Thomas J.C.Fuentes:googlescopus