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dc.creatorTissera, Patricia Beatriz-
dc.creatorScannapieco, Cecilia-
dc.date2017-07-26T14:10:48Z-
dc.date2017-07-26T14:10:48Z-
dc.date2004-12-
dc.date2017-07-24T14:12:48Z-
dc.date.accessioned2019-04-29T15:39:44Z-
dc.date.available2019-04-29T15:39:44Z-
dc.date.issued2004-12-
dc.identifierTissera, Patricia Beatriz; Scannapieco, Cecilia; Studying galactic chemical properties by using cosmological numerical simulations; Cambridge University Press; Publications Of The Astronomical Society Of Australia; 21; 12-2004; 192-196-
dc.identifier1323-3580-
dc.identifierhttp://hdl.handle.net/11336/21321-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/298867-
dc.descriptionWe developed a chemical code within GADGET2 which allows the description of the enrichment of the Universe as a function of redshift, taking into account detailed metal production by supernovae Ia and II, and metal-dependent cooling. This is the first numerical code that includes both chemical production and metal-dependent cooling in a cosmological context. By analysing the cosmic star formation rate, we found that the effects of considering a metal-dependent cooling are important, principally, for z <~ 3. In simulations where primordial cooling functions are used, the comoving star formation rate could be up to 20% lower than those obtained in runs with metal-dependent cooling functions. Within galaxy-like objects, the presence of chemical elements changes the star-formation rates and, consequently, the chemical production and patterns of stars. However, owing to non-linear evolution of the structure, the effects depend on the evolutionary history path of each galaxy-like object.-
dc.descriptionFil: Tissera, Patricia Beatriz. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; Argentina-
dc.descriptionFil: Scannapieco, Cecilia. Consejo Nacional de Investigaciónes Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Astronomía y Física del Espacio. - Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Astronomía y Física del Espacio; Argentina-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherCambridge University Press-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://www.cambridge.org/core/journals/publications-of-the-astronomical-society-of-australia/article/studying-galactic-chemical-properties-by-using-cosmological-numerical-simulations/4E866E31018A3E2309B14904CA19889D-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1071/AS04006-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.source.urihttp://hdl.handle.net/11336/36673-
dc.subjectAstronomía-
dc.subjectCiencias Físicas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleStudying galactic chemical properties by using cosmological numerical simulations-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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