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Chemical reactions in H<inf>2</inf>O:CO interstellar ice analogues promoted by energetic heavy-ion irradiation
ArticleAbstract: H2O:CO, at concentrations of (3:2) and (10:1), was condensed on CsI substrate at 15 K and irradiatedPalabras claves:AstrochemistryAutores:Boduch P., Christian F. Mejía, Da Silveira E.F., de Barros A.L.F., Domaracka A., Rothard H., Seperuelo Duarte E.Fuentes:googlescopusCompaction 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: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:googlescopusIrradiation 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:googlescopusIrradiation of nitrogen-rich ices by swift heavy ions: Clues for the formation of ultracarbonaceous micrometeorites
ArticleAbstract: Context. Extraterrestrial materials, such as meteorites and interplanetary dust particles, provide cPalabras claves:Astrochemistry, cosmic rays, Meteorites, meteors, meteoroids, Methods: laboratory: solid state, Oort CloudAutores:Augé B., Bardin N., Boduch P., Christian F. Mejía, Dartois E., Delauche L., Domaracka A., Duprat J., Engrand C., Godard M., Martinez R., Muniz G.S.V., Rothard H.Fuentes:googlescopusRadiolysis and sputtering of carbon dioxide ice induced by swift Ti, Ni, and Xe ions
ArticleAbstract: Solid carbon dioxide (CO2) is found in several bodies of the solar system, the interstellar medium (Palabras claves:Astrophysical ices, heavy ions, Radiation chemistryAutores:Bender M., Boduch P., Bordalo V., Christian F. Mejía, Domaracka A., Lv X.Y., Martinez R., Rothard H., Severin D., Trautmann C.Fuentes:googlescopusRadiolysis of Cytosine at Cryogenic Temperatures by Swift Heavy Ion Bombardments
ArticleAbstract: We investigated the radiolysis effects on the cytosine in the solid phase irradiated by swift heavyPalabras claves:cytosine, destruction cross section, galactic cosmic ray analogues, heavy ions, infrared absorption spectroscopy, MeV ion irradiation, Radiolysis, stopping power dependenceAutores:Agnihotri A.N., Augé B., Boduch P., Christian F. Mejía, Domaracka A., Martinez R., Rothard H., Vignoli Muniz G.S.Fuentes:googlescopusRadiolysis of Ices by Cosmic-Rays: CH<inf>4</inf> and H<inf>2</inf>O Ices Mixtures Irradiated by 40 MeV <sup>58</sup>Ni<sup>11+</sup> Ions
ArticleAbstract: Physico-chemical modifications induced by swift heavy ions on methane-water (CH4:H2O) ices at 15 K aPalabras claves:Autores:Boduch P., Christian F. Mejía, Da Silveira E.F., de Barros A.L.F., Rothard H.Fuentes:scopusRadioresistance of Adenine to Cosmic Rays
ArticleAbstract: The presence of nucleobases in carbonaceous meteorites on Earth is an indication of the existence ofPalabras claves:Autores:Augé B., Boduch P., Christian F. Mejía, Domaracka A., Martinez R., Rothard H., Vignoli Muniz G.S.Fuentes:googlescopus