{"id":31265,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/renormalizacion-de-la-anchura-del-boson-z-en-el-modelo-estandar-supersimetrico-minimo\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"renormalizacion-de-la-anchura-del-boson-z-en-el-modelo-estandar-supersimetrico-minimo","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/renormalizacion-de-la-anchura-del-boson-z-en-el-modelo-estandar-supersimetrico-minimo\/","title":{"rendered":"Renormalizacion de la anchura del boson z en el modelo estandar supersimetrico minimo."},"content":{"rendered":"<h2>Tesis doctoral de <strong> David Garcia Muchart <\/strong><\/h2>\n<p>Calculamos, en el modelo estandar supersimetrico minimo (mssm), las correcciones electrodebiles completas a un \u00abloop\u00bb al parametro deltar, incluyendo los diagramas dependientes del proceso. En general delta-r relaciona los valores de los observables entre el esquema \u00abon-shell\u00bb alfa y cualquier variante suya donde uno de los \u00abinputs\u00bb es reemplazado por g-mi. Nuestros calculos muestran que, en amplias regiones del espacio de parametros las correcciones virtuales en el mssm podrian llegar al nivel de precision previsto en lepii, para un espectro asociado completamente invisible en dicho acelerador.  estudiamos ademas diversos observables relacionados con la anchura del boson z (anchuras parciales, rb, re,&#8230;).  nuestro analisis considera todas las contribuciones a un loop de los sectores electrodebil y de higgs del mssm a las anchuras parciales, incluyendo tanto los terminos gauge como los yukawa, y para valores arbitrarios de los parametros. Las correcciones susy electrodebiles son del mismo orden y de signo opuesto a las del modelo estandar (sm), mientras que la contribucion extra del sector de higgs no tiene signo definido. La correccion mas importante aparece en el canal bb, debido al yukawa del top en loops de stops y higgsinos virtuales. Los yukawas del bottom y del tau cobran importancia al aumentar tan beta.  el valor experimental de rb ha diferido significativamente de las predicciones del sm durante mas de dos a\u00f1os. Nuestro analisis de rb en el mssm muestra que esto podria ser explicado en el mssm asumiendo ciertas hipotesis sobre el espectro de particulas susy, para tan-beta peque\u00f1a y tan-beta grande.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Renormalizacion de la anchura del boson z en el modelo estandar supersimetrico minimo.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Renormalizacion de la anchura del boson z en el modelo estandar supersimetrico minimo. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 David Garcia Muchart <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/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>Joan Sol\u00e1 Peracaula<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Pere Pascual De Sans <\/li>\n<li>Walter Majerotto (vocal)<\/li>\n<li> Herrero Solans M. Jos\u00e9 (vocal)<\/li>\n<li>Mar\u00eda no Quiros Carcelen (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de David Garcia Muchart Calculamos, en el modelo estandar supersimetrico minimo (mssm), las correcciones electrodebiles completas a un [&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":[199,1432,11703,1431],"tags":[87315,24077,87316,14448,48152,87317],"class_list":["post-31265","post","type-post","status-publish","format-standard","hentry","category-fisica","category-fisica-teorica","category-particulas-elementales","category-teoria-cuantica-de-campos","tag-david-garcia-muchart","tag-herrero-solans-m-jose","tag-joan-sola-peracaula","tag-maria-no-quiros-carcelen","tag-pere-pascual-de-sans","tag-walter-majerotto"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/31265","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=31265"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/31265\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=31265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=31265"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=31265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}