{"id":35695,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/high-precision-measurement-of-gammaz-bb-gammaz-hadrons-with-the-delphi-detector-at-lepcollider\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"high-precision-measurement-of-gammaz-bb-gammaz-hadrons-with-the-delphi-detector-at-lepcollider","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/high-precision-measurement-of-gammaz-bb-gammaz-hadrons-with-the-delphi-detector-at-lepcollider\/","title":{"rendered":"High precision measurement of gamma(z-bb-)\/gamma(z-hadrons) with the delphi detector at lepcollider."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Fernando Martinez Vidal <\/strong><\/h2>\n<p>La fracci\u00f3n de la anchura parcial del bos\u00f3n z a pares de quarks bb- y su anchura parcial hadr\u00f3nica, rb0 = gamma(z-bb-)\/gamma(z-hadrons) tiene actualmente un especial inter\u00e9s. Una medida de precisi\u00f3n al 0.5% no solamente examina el modelo estandar sino que adem\u00e1s es una de las v\u00edas m\u00e1s interesantes en la b\u00fasqueda de f\u00edsica fuera del modelo estandar.  esta tesis presenta la medida de rb0 realizada con el detector delphi del colisionador lep del cern, utilizando la estad\u00edsitica completa de lep 1 registrada entre 1991 y 1995. En total, cerca de 4.2 m de desintegraciones hadr\u00f3nicas del z han sido analizadas. La medida est\u00e1 basada en una t\u00e9cnica de doble clasificaci\u00f3n por hemisferios, donde cada hemisferio es clasificado en una de entre seis categor\u00edas excluyentes. El resultado preliminar que se obtiene es rb0 = 0.21658+-0.00076(estad\u00edsitico) +- 0.00087(sistem\u00e1tico) &#8211; 0.025 x (rc0 &#8211; 0.172).  el \u00faltimo t\u00e9rmino indica la dependencia expl\u00edcita del resultado con el valor tomado de rc0, 0.172. Este resultado est\u00e1 en buen acuerdo con la predicci\u00f3n del modelo estandar, rb0 = 0.2158+-0.0003, y es consistente con otras determinaciones precisas realizadas en los colisionadores lep\/slc, pero es la m\u00e1s precisa de todas ellas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>High precision measurement of gamma(z-bb-)\/gamma(z-hadrons) with the delphi detector at lepcollider.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 High precision measurement of gamma(z-bb-)\/gamma(z-hadrons) with the delphi detector at lepcollider. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Fernando Martinez Vidal <\/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\/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> Vaissiere Christian De La<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio Ferrer Soria <\/li>\n<li>Michel Baubillier (vocal)<\/li>\n<li>A. Venus Wilbur (vocal)<\/li>\n<li>Ramon Miquel Pascual (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Fernando Martinez Vidal La fracci\u00f3n de la anchura parcial del bos\u00f3n z a pares de quarks bb- [&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":[199,2781,2783],"tags":[95087,11506,95084,95086,29368,95085],"class_list":["post-35695","post","type-post","status-publish","format-standard","hentry","category-fisica","category-fisica-de-particulas","category-nucleonica","tag-a-venus-wilbur","tag-antonio-ferrer-soria","tag-fernando-Martinez-vidal","tag-michel-baubillier","tag-ramon-miquel-pascual","tag-vaissiere-christian-de-la"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/35695","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=35695"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/35695\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=35695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=35695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=35695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}