Mostrando 10 resultados de: 11
Subtipo de publicación
Article(11)
Publisher
Monthly Notices of the Royal Astronomical Society(3)
Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms(3)
ACS Earth and Space Chemistry(1)
Astrobiology(1)
Astronomy and Astrophysics(1)
Área temáticas
Química analítica(6)
Física moderna(3)
Química inorgánica(3)
Cuerpos y fenómenos celestes específicos(2)
Electricidad y electrónica(1)
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: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 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:googlescopusSwift heavy ion irradiation of thymine at cryogenic temperature
ArticleAbstract: Thymine (C5H6N2O2) is a basic N-heterocyclic nucleobase in all known organisms, and this molecule isPalabras claves:Astrochemistry, COMs, cosmic rays, Infrared spectroscopy, Radiolytic destruction kinetics, ThymineAutores:Agnihotri A.N., Augé B., Bender M., Boduch P., Christian F. Mejía, Domaracka A., Muniz G.S.V., Rothard H., Severin D., Trautmann C.Fuentes:googlescopusSwift 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