{"id":36047,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/inhomogeneidades-globales-y-locales-en-cosmologia\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"inhomogeneidades-globales-y-locales-en-cosmologia","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/inhomogeneidades-globales-y-locales-en-cosmologia\/","title":{"rendered":"Inhomogeneidades globales y locales en cosmolog\u00eda."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ruth Lazcoz Saez <\/strong><\/h2>\n<p>En la presente tesis, la candidata ruth lazcoz s\u00e1ez realiza un estudio de tres aspectos diferentes, aunque relacionados entre si, de la f\u00edsica de modelos cosmol\u00f3gicos inhomog\u00e9neos. En el primer cap\u00edtulo se construyen soluciones inflacionarias con un solo grado de homogeneidad a partir de soluciones de vac\u00edo con dos vectores de killing. A continuaci\u00f3n el estudio se centra en los efectos que la expansi\u00f3n cosmol\u00f3gica tiene en la cinem\u00e1tica de estructuras en forma de discos en contra-rotaci\u00f3n inmersos en universos de friedman-robertson-walker, en particular en como las curvas de rotaci\u00f3n se ven afectadas por la expansi\u00f3n. El \u00faltimo cap\u00edtulo est\u00e1 dedicado a diversos aspectos de las cosmolog\u00edas inhomog\u00e9neas de cuerdas y en la descripci\u00f3n de un algoritmo que permite la construcci\u00f3n sistem\u00e1tica de soluciones de cosmolog\u00eda de supercuerdas con dos grados de homogeneidad espacial a partir de sus an\u00e1logos en relatividad general.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Inhomogeneidades globales y locales en cosmolog\u00eda.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Inhomogeneidades globales y locales en cosmolog\u00eda. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ruth Lazcoz Saez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/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>Alexander Feinstein<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Alberto Chamorro Belmont <\/li>\n<li>Enric Verdaguer Oms (vocal)<\/li>\n<li>Jos\u00e9 Mar\u00eda Mart\u00edn Senovilla (vocal)<\/li>\n<li>Koen Kuijken (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ruth Lazcoz Saez En la presente tesis, la candidata ruth lazcoz s\u00e1ez realiza un estudio de tres 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