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Brazilian Journal of Physics(2)
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Compaction of porous ices rich in water by swift heavy ions
ArticleAbstract: Porous water ice and water ice mixtures H2O:X (X=CO, CO2 and CH4) produced at 15K, with film thicknePalabras claves:cosmic rays, IR spectroscopy collisional physics, Solar wind icesAutores:Boduch P., Christian F. Mejía, Da Silveira E.F., Dartois E., de Barros A.L.F., Domaracka A., Rothard H., Seperuelo Duarte E.Fuentes:googlescopusA Simple Model for Ice Compaction Data Induced by Low Energy Ion Irradiation
ArticleAbstract: A connection between the compaction of amorphous solid water (ASW) during energetic ion irradiationPalabras claves:cosmic rays, Modeling data, Molecules ionizationAutores:Almeida L.F., Christian F. Mejía, Da Silveira E.F., de Barros A.L.F., Morgado W.A.M.Fuentes:googlescopusElectronic 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., P. Iza, Ponciano C.R., Wien K.Fuentes:scopusIrradiation of Phenylalanine at 300 K by MeV Ions
ArticleAbstract: Phenylalanine (Phe) is an amino acid that has been identified in carbonaceous meteorites; its formatPalabras claves:Astrochemistry, cosmic rays, Infrared spectroscopy, Nucleobases, Phenylalanine, Radiolytic destruction kineticsAutores:Christian F. Mejía, Da Costa C.A.P., Da Silveira E.F., P. Iza, Peter IzaFuentes:googlescopusTrack electrostatic model for describing secondary ion emission of insulators
Conference ObjectAbstract: A model based on the nuclear track potential is described and used to pbkp_redict trajectories and tPalabras claves:Autores:Da Silveira E.F., Farenzena L.S., P. Iza, Peter Iza, Ponciano C.R., Sigaud R.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., P. Iza, 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., P. Iza, Peter Iza, Ponciano C.R., Wien K.Fuentes:googlescopusSwift heavy ions irradiation of water ice at different temperatures: Hydrogen peroxide and ozone synthesis and sputtering yield
ArticleAbstract: Water ices at 15 and 144 K were bombarded by swift heavy ions, 45.8 MeV 58Ni11 + and 606 MeV 64Zn26Palabras claves:dust, extinction, ISM: molecules, methods: laboratory: molecular, radiation mechanisms: non-thermalAutores:Boduch P., Christian F. Mejía, Da Silveira E.F., de Barros A.L.F., Rothard H.Fuentes:googlescopus