{"id":56220,"date":"2018-03-09T22:43:54","date_gmt":"2018-03-09T22:43:54","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/historia-del-enriquecimiento-qua%c2%admico-y-gradientes-de-metalicidad-en-las-nubes-de-magallanes\/"},"modified":"2018-03-09T22:43:54","modified_gmt":"2018-03-09T22:43:54","slug":"historia-del-enriquecimiento-qua%c2%admico-y-gradientes-de-metalicidad-en-las-nubes-de-magallanes","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/galaxias\/historia-del-enriquecimiento-qua%c2%admico-y-gradientes-de-metalicidad-en-las-nubes-de-magallanes\/","title":{"rendered":"Historia del enriquecimiento qu\u00edmico y gradientes de metalicidad en las nubes de magallanes"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Carrera Jimenez Ricardo J. <\/strong><\/h2>\n<p>?Como se forman las galaxias?, \u00c2\u00bfc\u00f3mo evolucionan?. \u00e9stas son cuestiones fundamentales que las cartografiados profundos de galaxias a alto desplazamiento al rojo tratan de resolver. Una segunda aproximaci\u00f3n es reconstruir la historia de la formaci\u00f3n estelar a trav\u00e9s de sus poblaciones estelares resueltas. La historia de formaci\u00f3n estelar de una galaxia se puede caracterizar por cuatro funciones: la tasa de formaci\u00f3n estelar, la ley de enriquecimiento qu\u00edmico, la funci\u00f3n inicial de masas y la fracci\u00f3n de binarias. Las diferencias entre las distintas historias de formaci\u00f3n estelar observadas vienen determinadas principalmente por la tasa de formaci\u00f3n estelar y la ley de enriquecimiento qu\u00edmico. la primera de ellas se obtiene a partir de los diagramas color-magnitud, mientras que la ley de enriquecimiento qu\u00edmico se ha caracterizado a partir de la distribuci\u00f3n en color de las estrellas en la rama de gigantes rojas, a pesar de la de dificultad que supone la degeneraci\u00f3n edad-metalicidad presente en ella. El objetivo principal de este trabajo es romper esta degeneraci\u00f3n, obteniendo la metalicidad por un m\u00e9todo alternativo. La v\u00eda m\u00e1s precisa para medir abundancias qu\u00edmicas es la espectroscop\u00eda de alta resoluci\u00f3n. sin embargo, esta t\u00e9cnica requiere de un tiempo de telescopio desmesurado. La alternativa es la espectroscop\u00eda de baja resoluci\u00f3n, que junto con los modernos espectroscopios multiobjeto, permite observar un gran n\u00famero de estrellas en un tiempo razonable. en las galaxias, \u00fanicamente podemos observar espectrosc\u00f3picamente las estrellas m\u00e1s brillantes, que en muchos casos son las estrellas gigantes rojas. el \u00edndice adecuado para medir la metalicidad de estas estrellas es el triplete infrarrojo del call, que es la caracter\u00edstica m\u00e1s relevante en la parte infrarroja de su espectro. La relaci\u00f3n entre la anchura equivalente de las l\u00edneas del triplete de call y la metalicidad se ha estudiado principalmente en sistemas viejos y pob<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Historia del enriquecimiento qu\u00edmico y gradientes de metalicidad en las nubes de magallanes<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Historia del enriquecimiento qu\u00edmico y gradientes de metalicidad en las nubes de magallanes <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Carrera Jimenez Ricardo J. <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 18\/12\/2006<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Carme Gallart Gallart<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: \u00e1ngeles i. D\u00edaz beltr\u00e1n <\/li>\n<li>garik Israelian (vocal)<\/li>\n<li>peter Stetson (vocal)<\/li>\n<li>Elena Pancino (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Carrera Jimenez Ricardo J. ?Como se forman las galaxias?, \u00c2\u00bfc\u00f3mo evolucionan?. \u00e9stas son cuestiones fundamentales que las [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[10172,9978,10032,7767,9915],"tags":[10099,124199,124198,124201,122679,124200],"class_list":["post-56220","post","type-post","status-publish","format-standard","hentry","category-composicion-estelar","category-estrellas","category-evolucion-estelar-y-diagrama-hr","category-galaxias","category-la-laguna","tag-angeles-i-diaz-beltran","tag-carme-gallart-gallart","tag-carrera-jimenez-ricardo-j","tag-elena-pancino","tag-garik-israelian","tag-peter-stetson"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/56220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=56220"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/56220\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=56220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=56220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=56220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}