{"id":130445,"date":"1996-01-01T00:00:00","date_gmt":"1996-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aspectos-cuanticos-de-modelos-de-gravedad-dilatonica-y-agujeros-negros\/"},"modified":"1996-01-01T00:00:00","modified_gmt":"1996-01-01T00:00:00","slug":"aspectos-cuanticos-de-modelos-de-gravedad-dilatonica-y-agujeros-negros","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/aspectos-cuanticos-de-modelos-de-gravedad-dilatonica-y-agujeros-negros\/","title":{"rendered":"Aspectos cuanticos de modelos de gravedad dilatonica y agujeros negros."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Talavera Usano Cesar Felix <\/strong><\/h2>\n<p>Se ha realizado un analisis semiclasico de modelos de gravedad dilatonica bidimensional que preserve la invariancia weyl de la accion clasica de la materia. Al a\u00f1adir un termino local a la accion de polyarov de la teoria efectiva, la anomalia de traza de su tensor energia-momento se transforma en una anomalia de virasord, y da lugar tambien a radiacion hawking.  mediante redefiniciones de los campos, se restaura la covariancia. La teoria resultante mantiene la solubilidad de la teoria clasica. Aplicado este mecanismo al modelo c.G.H.S., Da lugar al modelo r.S.T. Y al modelo b.P.P., Y puede permitir construir modelos solubles para la evaporacion de agujeros negros de schwarzschild.  se ha determinado el espacio fasico reducido del modelo c.G.H.S.  finalmente, se ha tratado un esquema de cuantizacion exacta que mediante una reduccion hamiltoniana conduce a una teoria con un numero finito de grados de libertad, en la que se plantea una ecuacion de wheeler-dewin. Se ha determinado su espacio de hilbert como el formado por sus soluciones normalizables. Este resultado es equivalente al que se obtiene de una cuantizacion covariante del espacio fasico.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aspectos cuanticos de modelos de gravedad dilatonica y agujeros negros.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aspectos cuanticos de modelos de gravedad dilatonica y agujeros negros. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Talavera Usano Cesar Felix <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1996<\/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>Jose Navarro Salas<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Mar\u00eda Cerver\u00f3 Santiago <\/li>\n<li>Manuel Asorey Carballeira (vocal)<\/li>\n<li>Victor Aldaya Valverde (vocal)<\/li>\n<li>Enric Verdaguer Oms (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Talavera Usano Cesar Felix Se ha realizado un analisis semiclasico de modelos de gravedad dilatonica bidimensional que [&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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