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dc.contributor.author
Raut, U.
dc.contributor.author
Teolis, B. D.
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Loeffler, M. J.
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Vidal, Ricardo Alberto
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Famá, M.
dc.contributor.author
Baragiola, R. A.
dc.date.available
2017-07-17T21:26:10Z
dc.date.issued
2007-12
dc.identifier.citation
Raut, U.; Teolis, B. D.; Loeffler, M. J.; Vidal, Ricardo Alberto; Famá, M.; et al.; Compaction of microporous amorphous solid water by ion irradiation; American Institute of Physics; Journal of Chemical Physics; 126; 12-2007; 244511-244515
dc.identifier.issn
0021-9606
dc.identifier.uri
http://hdl.handle.net/11336/20770
dc.description.abstract
We have studied the compaction of vapor-deposited amorphous solid water by energetic ions at 40 K. The porosity was characterized by ultraviolet-visible spectroscopy, infrared spectroscopy, and methane adsorption/desorption. These three techniques provide different and complementary views of the structural changes in ice resulting from irradiation. We find that the decrease in internal surface area of the pores, signaled by infrared absorption by dangling bonds, precedes the decrease in the pore volume during irradiation. Our results imply that impacts from cosmic rays can cause compaction in the icy mantles of the interstellar grains, which can explain the absence of dangling bond features in the infrared spectrum of molecular clouds.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
American Institute of Physics
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject.classification
Física de los Materiales Condensados
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Ciencias Físicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Compaction of microporous amorphous solid water by ion irradiation
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-07-13T18:46:31Z
dc.journal.volume
126
dc.journal.pagination
244511-244515
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: Raut, U.. University of Virginia; Estados Unidos
dc.description.fil
Fil: Teolis, B. D.. University of Virginia; Estados Unidos
dc.description.fil
Fil: Loeffler, M. J.. University of Virginia; Estados Unidos
dc.description.fil
Fil: Vidal, Ricardo Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Santa Fe. Instituto de Desarrollo Tecnológico para la Industria Química. Universidad Nacional del Litoral. Instituto de Desarrollo Tecnológico para la Industria Química; Argentina
dc.description.fil
Fil: Famá, M.. University of Virginia; Estados Unidos
dc.description.fil
Fil: Baragiola, R. A.. University of Virginia; Estados Unidos
dc.journal.title
Journal of Chemical Physics
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1063/1.2746858
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://aip.scitation.org/doi/10.1063/1.2746858
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