{"id":133253,"date":"1997-01-01T00:00:00","date_gmt":"1997-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sonogeles-como-matrices-de-materiales-compuestos-con-propiedades-opticas-no-lineales\/"},"modified":"1997-01-01T00:00:00","modified_gmt":"1997-01-01T00:00:00","slug":"sonogeles-como-matrices-de-materiales-compuestos-con-propiedades-opticas-no-lineales","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/sonogeles-como-matrices-de-materiales-compuestos-con-propiedades-opticas-no-lineales\/","title":{"rendered":"Sonogeles como matrices de materiales compuestos con propiedades opticas no lineales."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Rocio Litran Ramos <\/strong><\/h2>\n<p>El trabajo ha consistido en la obtencion, caracterizacion y estudio de propiedades opticas no lineales de materiales compuestos cds\/sio2 y ftalocianina de cobre\/sio2, preparados mediante el metodo sol-gel.Se ha realizado una caracterizacion previa de los sonoxerogel que constituyen la matriz de los materiales compuesto, optimizando su calidad optica.En el caso de los materiales cds\/sio2, se ha pretendido aprovechar la fina textura de los sonogeles para lograr el confinamiento cuantico de las particulas de cds en la matriz. Para obtener materiales estables, ha sido preciso dise\u00f1ar un proceso de estabilizacion termica de las muestras. El confinamiento cuantico se ha evaluado mediante espectroscopia de absorcion uv-visible, y mediante espectroscopia raman.  en el caso de los materiales ftalocianina de cobre\/sio2, tras comprobar la eficacia del encapsulado de las moleculas en la matriz, asi como la estabilidad de las muestras, se ha realizado un estudio del comportamiento optico no lineal de los materiales, mediante experimentos de autodefocalizacion de un haz gaussiano, y generacion del tercer armonico. Los primeros han permitido, fundamentalmente, conocer el signo del indice de refraccion no lineal de los materiales. Mediante los segundos, se ha estimado el valor de la magnitud de la susceptibilidad no lineal de tercer orden, debida a efectos de origen electronico.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Sonogeles como matrices de materiales compuestos con propiedades opticas no lineales.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Sonogeles como matrices de materiales compuestos con propiedades opticas no lineales. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Rocio Litran Ramos <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00e1diz<\/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> Ramirez Del Solar Milagrosa<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Guillermo Mart\u00ednez Massanet <\/li>\n<li>Seraf\u00edn Bernal M\u00e1rquez (vocal)<\/li>\n<li>Fernando Agullo Lopez (vocal)<\/li>\n<li>David Levy Cohen (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rocio Litran Ramos El trabajo ha consistido en la obtencion, caracterizacion y estudio de propiedades opticas no [&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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