{"id":73184,"date":"2005-12-03T00:00:00","date_gmt":"2005-12-03T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/a-unified-study-of-mesons-baryons-and-multiquarks\/"},"modified":"2005-12-03T00:00:00","modified_gmt":"2005-12-03T00:00:00","slug":"a-unified-study-of-mesons-baryons-and-multiquarks","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/hadrones\/a-unified-study-of-mesons-baryons-and-multiquarks\/","title":{"rendered":"A unified study of mesons, baryons and multiquarks"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Javier Vijande Asenjo <\/strong><\/h2>\n<p>Para comprender la naturaleza de las nuevas resonancias hadr\u00f3nicas es importante contar con un modelo que nos permita comparar los estados observados experimentalmente  con los predichos te\u00f3ricamente, ofreciendo para ello los modelos de quarks constituyentes una de las descripciones m\u00e1s completas de las propiedades hadr\u00f3nicas. En la presente tesis doctoral hemos dise\u00f1ado un modelo de quarks constituyentes adecuado para el estudio de las propiedades de los hadrones en todos los sectores de sabor. Para encontrar nueva f\u00edsica es importante poner a prueba cualquier modelo te\u00f3rico con respecto al mayor n\u00famero posible de estados conocidos con el objetivo de comprender claramente sus puntos fuertes as\u00ed como sus posibles puntos d\u00e9biles, siendo esta la \u00fanica forma en que se podr\u00e1n extraer predicciones fiables. Por lo tanto, utilizando el modelo que hemos construido, hemos realizado un an\u00e1lisis global de toda la espectroscopia hadr\u00f3nica, desde los mesones a los multiquarks. en primer lugar hemos procedido a mostrar como se relaciona nuestro modelo de quarks constituyentes con las principales propiedades de qcd (cromodin\u00e1mica cu\u00e1ntica), prestando especial atenci\u00f3n a los diferentes t\u00e9rminos que conforman nuestro potencial de interacci\u00f3n. A continuaci\u00f3n hemos aplicado este modelo al problema de dos cuerpos, los mesones, analizando su espectroscopia desde los sectores m\u00e1s ligeros en el rango de los cientos de mev hasta las excitaciones de alta energ\u00eda en torno a los 11 gev. Asimismo se han estudiado los efectos ejercidos por el confinamiento en el espectro de los mesones pesados. Una vez analizado el problema de dos cuerpos se ha pasado a estudiar el sistema de tres quarks, los bariones, analizando el espectro de los sectores ligero, extra\u00f1o y encantado. Nuevamente se ha procedido a analizar el efecto del confinamiento sobre los estados de m\u00e1s alta energ\u00eda del espectro bari\u00f3nico, proponiendo una explicaci\u00f3n al problema de los \u00abestados perdidos\u00bb. Finalm<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>A unified study of mesons, baryons and multiquarks<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 A unified study of mesons, baryons and multiquarks <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Javier Vijande Asenjo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Salamanca<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/03\/2005<\/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>Francisco Fernandez Gonzalez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: vicente Vento torres <\/li>\n<li>eef Van beveren (vocal)<\/li>\n<li>humberto Garcilazo soto (vocal)<\/li>\n<li>giuseppina Orlandini (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Javier Vijande Asenjo Para comprender la naturaleza de las nuevas resonancias hadr\u00f3nicas es importante contar con 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 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