{"id":54279,"date":"2018-03-09T22:42:00","date_gmt":"2018-03-09T22:42:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/las-teorias-de-campos-super-yang-mills-a-temperatura-finita\/"},"modified":"2018-03-09T22:42:00","modified_gmt":"2018-03-09T22:42:00","slug":"las-teorias-de-campos-super-yang-mills-a-temperatura-finita","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/las-teorias-de-campos-super-yang-mills-a-temperatura-finita\/","title":{"rendered":"Las  teorias de campos super yang mills  a  temperatura  finita"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Marcos Suarez Gonzalez <\/strong><\/h2>\n<p>En esta tesis doctoral se realiza un estudio perturbativo de las teor\u00edas cu\u00e1nticas de campos gauge supersim\u00e9tricas (super yang-mills, en adelante sym)  en 4 dimensiones a temperatura finita. Para ello, se calcula su energ\u00eda libre como una serie en potencias de g, la constante de acoplo gauge, hasta orden g5 utilizando un enfoque basado en la construcci\u00f3n de teor\u00edas efectivas a temperatura  finita y reducci\u00f3n dimensional como regulador.  la teor\u00eda n  4 sym con grupo gauge u (n) est\u00e1 relacionada con teor\u00eda de cuerdas a trav\u00e9s de la dualidad  ads\/cft. Esta dualidad permite calcular la energ\u00eda libre de n 4 sym en el l\u00edmite de acoplo fuerte y n grande, utilizando supergravedad  iib en un background ads5xs5 que es su teor\u00eda dual en este l\u00edmite. Hasta ahora, el l\u00edmite de acoplo d\u00e9bil s\u00f3lo se hab\u00eda explorado en orden g3.  Uno de los resultados que se presentan en esta tesis es el c\u00e1lculo de la energ\u00eda libre de n 4sym con grupo gauge u (n), en el l\u00edmite de acoplo d\u00e9bil y n grande, a orden g5. Este es el orden m\u00e1s alto al que se puede llegar con m\u00e9todos exclusivamente  perturbativos. el resultado obtenido es consistente con la hip\u00f3tesis de una interpolaci\u00f3n suave entre los l\u00edmites de acoplo d\u00e9bil y fuerte, y mejora resultados anteriores. adem\u00e1s, un an\u00e1lisis basado en la construcci\u00f3n de aproximantes de pad\u00e9 muestra que es  posible  construir aproximantes que interpolen entre ambos reg\u00edmenes.  tambi\u00e9n se realiza un an\u00e1lisis de la convergencia de la serie  perturbativa para la energ\u00eda libre obtenida en cada uno de estos casos, motivado por lo que ocurre para la serie an\u00e1loga en qcd: la serie no converge sino para valores extremadamente altos de la temperatura. Se ha comprobado que el aumento del n\u00famero de supersimetr\u00edas parece llevar asociada una mejora de la convergencia de la serie, dado que el radio de convergencia aparente crece al incluir cada vez m\u00e1s t\u00e9rminos en la serie perturbativa. Las teor\u00edas n<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Las  teorias de campos super yang mills  a  temperatura  finita<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Las  teorias de campos super yang mills  a  temperatura  finita <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Marcos Suarez Gonzalez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Oviedo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 21\/07\/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>Agustin Nieto Alonso<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda no Quiros carcelen <\/li>\n<li> Valle basagoiti Manuel angel (vocal)<\/li>\n<li>Javier Mas sol\u00e9 (vocal)<\/li>\n<li> Vazquez mozo Miguel angel (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Marcos Suarez Gonzalez En esta tesis doctoral se realiza un estudio perturbativo de las teor\u00edas cu\u00e1nticas de [&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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