{"id":17151,"date":"2018-03-09T09:05:05","date_gmt":"2018-03-09T09:05:05","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efectos-de-estructura-en-la-difusion-de-iones-pesados\/"},"modified":"2018-03-09T09:05:05","modified_gmt":"2018-03-09T09:05:05","slug":"efectos-de-estructura-en-la-difusion-de-iones-pesados","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/efectos-de-estructura-en-la-difusion-de-iones-pesados\/","title":{"rendered":"Efectos de estructura en la difusi\u00f3n de iones pesados"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Kadi-hanifi Mohamed El Djalil <\/strong><\/h2>\n<p>Hemos estudiado las interacciones ion-ion tanto a energ\u00edas pr\u00f3ximas a la barrera de coulomlo, como a energ\u00edas m\u00e1s elevadas.  en la primera parte del trabajo hemos analizado las distribuciones angulares de la difusi\u00f3n el\u00e1stica para nueve sistemas a energ\u00edas pr\u00f3ximas a la barrera de coulomb.  los datos han sido ajustados mediante un potencial \u00f3ptico semi-fenomenol\u00f3gico. las distribuciones radiales de la absorci\u00f3n calculadas con estos potenciales muestran que a energ\u00edas pr\u00f3ximas a la barrera de coulomb la absorci\u00f3n se produce en un estrecho dominio radial de la superficie del potencial nuclear, que se ensancha a medidas que la energ\u00eda crece.  utilizando las potenciales de convulaci\u00f3n renormalizadas descritos anteriormente y mediante una modelizaci\u00f3n sencilla de la teor\u00eda de feshbach, hemos calculado la contribuci\u00f3n a la absorci\u00f3n debida a un n\u00famero reducido de estados colectivos de superficie. La inclusi\u00f3n de un t\u00e9rmino de absorci\u00f3n fenomenol\u00f3gico para describir los procesos m\u00e1s perif\u00e9ricos nos ha permitido reproducir de forma satisfactoria las distribuciones angulares experimentales de la difusi\u00f3n.  en la segunda parte del trabajo, hemos desarrollado un estudio del sistema 160+ 208pb a las energ\u00edas 793 y 1503 mev. Hemos calculado el t\u00e9rmino de absorci\u00f3n del potencial usando la aproximaci\u00f3n de cierre. A 793 mev observamos un acuerdo excelente con los poteciales fenomenol\u00f3gicos. A 1503 mev no se reproducen bien los datos experimentales.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efectos de estructura en la difusi\u00f3n de iones pesados<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efectos de estructura en la difusi\u00f3n de iones pesados <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Kadi-hanifi Mohamed El Djalil <\/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 31\/05\/2002<\/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> Pacheco Gomez Juan  Carlos<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: elvira Moya valga\u00f1on <\/li>\n<li>berta Rubio barroso (vocal)<\/li>\n<li> Goez camacho joaquin Jos\u00e9 (vocal)<\/li>\n<li>nicole Vinh mau (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Kadi-hanifi Mohamed El Djalil Hemos estudiado las interacciones ion-ion tanto a energ\u00edas pr\u00f3ximas a la barrera de [&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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