{"id":31722,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/metodos-de-restauracion-de-la-simetria-del-numero-de-particulas-en-teorias-de-muchos-cuerpos\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"metodos-de-restauracion-de-la-simetria-del-numero-de-particulas-en-teorias-de-muchos-cuerpos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/metodos-de-restauracion-de-la-simetria-del-numero-de-particulas-en-teorias-de-muchos-cuerpos\/","title":{"rendered":"Metodos de restauracion de la simetria del numero de particulas en teorias de muchos cuerpos."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Angel Valor Reed <\/strong><\/h2>\n<p>Esta tesis ha tratado el problema de la recuperacion de simetrias espontaneamente rotas en sistemas de muchas particulas. La aproximacion de campo promedio (hfb) sigue siendo la principal herramienta para tratar el problema de muchos cuerpos. Partiendo de esta teoria, en este trabajo se va mas alla y, mediante dos teorias aproximadas de proyeccion (ln, kamlah) se corrigen los defectos inherentes a la transf. De bogoliubov, a traves de la cual se formula la teoria hfb (fluctuaciones del numero de particulas alrededor del valor promedio no).  los metodos de restauracion de la simetria se han formulado para fuerzas realistas dependientes de la densidad (gogny). Como resultado, se han obtenido nuevos terminos en la teoria, adicionales a los presentes en la formulacion standard y que son cruciales para una correcta reproduccion del experimento. Se ha escrito un complicado codigo de ordenador y con el se ha llevado a cabo un estudio extensivo de diversas regiones de la tabla periodica, de manera muy especial las regiones de superdeformacion a=150, a=190. Se ha encontrado que el efecto de la proyeccion es muy importante en los fenomenos de alto spin y en general en todos aquellos casos donde la densidad de estados proximos a la superficie de fermi es muy peque\u00f1a. Estos metodos pueden ser incorporados definitivamente a todos los calculos hfb.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Metodos de restauracion de la simetria del numero de particulas en teorias de muchos cuerpos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Metodos de restauracion de la simetria del numero de particulas en teorias de muchos cuerpos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Angel Valor Reed <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1997<\/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>Jos\u00e9 Luis Egido De Los Rios<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Alfredo Poves Paredes <\/li>\n<li>Manuel Lozano Leyva (vocal)<\/li>\n<li>Berta Rubio Barroso (vocal)<\/li>\n<li>Pedro Sarriguren Suquilbide (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Angel Valor Reed Esta tesis ha tratado el problema de la recuperacion de simetrias espontaneamente rotas en [&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":[9599,199,3378],"tags":[3383,88148,11763,11764,27066,88149],"class_list":["post-31722","post","type-post","status-publish","format-standard","hentry","category-estructura-nuclear","category-fisica","category-fisica-atomica-y-nuclear","tag-alfredo-poves-paredes","tag-angel-valor-reed","tag-berta-rubio-barroso","tag-jose-luis-egido-de-los-rios","tag-manuel-lozano-leyva","tag-pedro-sarriguren-suquilbide"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/31722","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=31722"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/31722\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=31722"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=31722"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=31722"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}