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Cluster emission and chemical reactions in oxygen and nitrogen ices induced by fast heavy-ion impact
ArticleAbstract: Two ices, O2 and a mixture of O2 and N2, are bombarded by 252Cf fission fragments (FF) (∼65 MeV at tPalabras claves:Cluster ions, Condensed gases, O ice 2, O -N ice 2 2, 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, Ponciano C.R., Wien K.Fuentes: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., P. Iza, Peter Iza, Pilling S., Rocco M.L.M.Fuentes:googlescopusCross-section measurements of photoabsorption and ionization quantum yields for tetrahydrofuran in the vacuum-ultraviolet energy range
ArticleAbstract: In this work, we report an experimental investigation into the interaction of vacuum-ultraviolet radPalabras claves:Autores:Cavasso-Filho R.L., Farenzena L.S., Homem M.G.P., Iga I., Lee M.T., P. Iza, Peter IzaFuentes: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: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., P. Iza, Peter Iza, Ponciano C.R., Wien K.Fuentes:googlescopusExperimental and theoretical investigations on photoabsorption and photoionization of trimethylphosphate in the vacuum-ultraviolet energy range
ArticleAbstract: In this work, we report a joint experimental-theoretical investigation on interaction of vacuum-ultrPalabras claves:Autores:Barbatti M., Cavasso-Filho R.L., Farenzena L.S., Homem M.G.P., Iga I., Lee M.T., López-Castillo A., P. Iza, Peter Iza, Rosa L.F.S.Fuentes:googlescopusHybrid molecular ions emitted from CO-NH<inf>3</inf> ice bombarded by fission fragments
ArticleAbstract: CO-NH3 ice at 25 K is bombarded by 65 MeV fission fragments and the emitted secondary ions are analyPalabras claves:CO-NH ice 3, Condensed gase, Hybrid molecular ion, Secondary ion, Temperature dependence, TOF SIMSAutores: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:scopusIon cluster desorption from frozen NH<inf>3</inf> induced by impact of fast multi-charged ions
ArticleAbstract: Ion cluster desorption yields due to the impact of 252Cf fission fragments on condensed ammonia arePalabras claves:252 Cf-PDMS, Ammonia ion cluster, Condensed NH 3, Secondary ion, TOFAutores: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:scopusSecondary 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: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., P. Iza, Ponciano C.R., Wien K.Fuentes:scopus