{"id":78429,"date":"2018-03-09T23:24:06","date_gmt":"2018-03-09T23:24:06","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/electron-clouds-in-the-relativistic-heavy-ion-collider\/"},"modified":"2018-03-09T23:24:06","modified_gmt":"2018-03-09T23:24:06","slug":"electron-clouds-in-the-relativistic-heavy-ion-collider","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/electron-clouds-in-the-relativistic-heavy-ion-collider\/","title":{"rendered":"Electron clouds in the relativistic heavy ion collider"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ubaldo Iriso Ariz <\/strong><\/h2>\n<p>En esta tesis se ha estudiado el fen\u00f3meno de las nubes electr\u00f3nicas (electr\u00f3n cloud) en el \u00abrelativistic heavy ion collider\u00bb (rhic), el acelerador de iones pesados de brookhaven national laboratory, en nueva york. Cuando este fen\u00f3meno tiene lugar, supone una limitaci\u00f3n en las prestaciones del acelerador en forma de aumentos de presi\u00f3n en el interior de la cavidad, inestabilidades en el haz de part\u00edculas, o cargas de calor en la cavidad. El electr\u00f3n cloud depende de las propiedades superf\u00edciales de la pared de la cavidad y de las propiedades del haz de part\u00edculas.     se ha instalado un detector de electrones que funciona regularmente y permite analizar los casos de electron clouds en rhic. Esto permite obtener diagn\u00f3sticos fiables sobre las razones de los aumentos de presi\u00f3n en el interior de la cavidad de vac\u00edo. Diferentes c\u00f3digos de simulaci\u00f3n se han comparado con los resultados experimentales, y eso ha permitido ajustar los modelos te\u00f3ricos sobre la formaci\u00f3n del electron cloud. Estos c\u00f3digos de simulaci\u00f3n son mundialmente usados para estudiar el electron cloud en diferentes aceleradores, y su tiempo cpu puede durar desde horas a d\u00edas. En cambio, en esta tesis se ha desarrollado un modelo que describe la formaci\u00f3n del electron cloud mediante \u00abmapas\u00bb basados en formas iterativas \u00abbunch-to-bunch\u00bb. Estos mapas permiten describir la formaci\u00f3n del electron cloud de cuyo tiempo cpu no supera el milisegundo. Adem\u00e1s, modelos te\u00f3ricos basados en estos mapas predicen movimientos ca\u00f3ticos en el eclectron cloud.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Electron clouds in the relativistic heavy ion collider<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Electron clouds in the relativistic heavy ion collider <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ubaldo Iriso Ariz <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 27\/01\/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>Steve Peggs<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: joan Bordas orpinell <\/li>\n<li>giovanni Rumolo (vocal)<\/li>\n<li>angelika Drees (vocal)<\/li>\n<li>Francisco Calvi\u00f1o tavares (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ubaldo Iriso Ariz En esta tesis se ha estudiado el fen\u00f3meno de las nubes electr\u00f3nicas (electr\u00f3n cloud) [&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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