{"id":83006,"date":"2018-03-10T00:07:03","date_gmt":"2018-03-10T00:07:03","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aproximaciones-analiticas-a-la-formacion-de-estructuras-cosmologicas\/"},"modified":"2018-03-10T00:07:03","modified_gmt":"2018-03-10T00:07:03","slug":"aproximaciones-analiticas-a-la-formacion-de-estructuras-cosmologicas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/aproximaciones-analiticas-a-la-formacion-de-estructuras-cosmologicas\/","title":{"rendered":"Aproximaciones analiticas a la formacion de estructuras cosmologicas."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Alvaro Dominguez Alvarez <\/strong><\/h2>\n<p>El objetivo es el estudio de la formaci\u00f3n de estructuras cosmol\u00f3gicas mediante t\u00e9cnicas anal\u00edticas inspiradas en la f\u00edsica estad\u00edstica. El punto de partida es la derivaci\u00f3n de una jerarqu\u00eda de ecuaciones hidrodin\u00e1micas a trav\u00e9s del concepto de campo suavizado sobre una escala espacial. Se estudian diversas aproximaciones de cierre de la jerarqu\u00eda en los reg\u00edmenes de peque\u00f1as y de grandes fluctuaciones respecto a la homogeneidad. As\u00ed conseguimos explicar y generalizar el exitoso modelo de adhesi\u00f3n. Tambi\u00e9n argumentamos que las aproximaciones de cierre conducen a ecuaciones estoc\u00e1sticas. En el l\u00edmite asint\u00f3tico de evoluci\u00f3n dominada por el ruido, encontramos soluciones autosimilares cuyo exponente de autosimilaridad est\u00e1 pr\u00f3ximo al derivado de los cat\u00e1logos de galaxias. Por \u00faltimo, analizamos algunas simulaciones num\u00e9ricas para comprobar la bondad de algunas de las aproximaciones de cierre empleadas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aproximaciones analiticas a la formacion de estructuras cosmologicas.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aproximaciones analiticas a la formacion de estructuras cosmologicas. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Alvaro Dominguez Alvarez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 19\/01\/2000<\/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>Juan Perez Mercader<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Yndurain mu\u00f1oz Francisco j. <\/li>\n<li>xavier Barcons jauregui (vocal)<\/li>\n<li>Javier Brey \u00e1balo (vocal)<\/li>\n<li>Carlos Frenk (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Alvaro Dominguez Alvarez El objetivo es el estudio de la formaci\u00f3n de estructuras cosmol\u00f3gicas mediante t\u00e9cnicas anal\u00edticas [&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 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