{"id":71417,"date":"2018-03-09T23:16:03","date_gmt":"2018-03-09T23:16:03","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/espectroscopia-optica-de-recubrimientos-sol-gel-de-sa%c2%adlice-sensibilizados-con-moleculas-organicas\/"},"modified":"2018-03-09T23:16:03","modified_gmt":"2018-03-09T23:16:03","slug":"espectroscopia-optica-de-recubrimientos-sol-gel-de-sa%c2%adlice-sensibilizados-con-moleculas-organicas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/espectroscopia-optica-de-recubrimientos-sol-gel-de-sa%c2%adlice-sensibilizados-con-moleculas-organicas\/","title":{"rendered":"Espectroscopia \u00f3ptica de recubrimientos sol-gel de s\u00edlice sensibilizados con mol\u00e9culas org\u00e1nicas."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Montero Zeled\u00f3n Ernesto Fidel <\/strong><\/h2>\n<p>En la tesis se analizan las propiedades \u00f3pticas de absorci\u00f3n y luminiscencia de recubrimientos delgados de s\u00edlice, preparados por el m\u00e9todo sol-gel y sensibilizados con mol\u00e9culas org\u00e1nicas. En total se utilian como dopantes nueve mol\u00e9culas org\u00e1nicas: \u00e1cido ros\u00f3lico, rojo neutro, tornasol,quinina, fluoresce\u00edna,eritrosina b, eosina y y las profirinas tmp y p y ttmapp. algunas de estas mol\u00e9culas org\u00e1nicas se utilizan como colorantes debido a su fuerte absroci\u00f3n \u00f3ptica en la zona visible.En disoluci\u00f3n , todas ellas presentan cambios en su espectro de absorci\u00f3n y algunas tambi\u00e9n en el de luminiscencis, cuando cambia el ph del medio.Por ese motivo, algunos de estos dopantes son utilizados como indicadores visuales de ph en valoraciones \u00e1cido-base.Los recubrimientos dopados con estas mol\u00e9culas org\u00e1nicas presentan caracter\u00edsticas similares a las que presentan las mol\u00e9culas en disoluci\u00f3n , por lo que antes de realizar el an\u00e1lisis de cada recubrimiento , se lleva a cabo un estudio de la absorci\u00f3n y de la luminiscencia de la mol\u00e9cula en disoluci\u00f3n.Posteriormente , se analizan las propiedades \u00f3pticas de los recubrimientos dopados frente a distintsa pruebas se sensibilidad con el ph, utilizando como referencia las propiedades de las mol\u00e9culas en disoluci\u00f3n y los trabajos previos de la bibliograf\u00eda.Tambi\u00e9n se eval\u00faa la ley de lambert-beer en los recubrimientos y adem\u00e1s, se comenta la posibilidad de aplicarlos como sensores de ph reutilizables, pues algunos de ellos presentan propiedades muy adecuadas para dicho fin.El estudio se termina con un an\u00e1lisis comparativo de los distintos recubrimientos dopados, exponi\u00e9ndose las conclusiones en el cap\u00edtulo final.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Espectroscopia \u00f3ptica de recubrimientos sol-gel de s\u00edlice sensibilizados con mol\u00e9culas org\u00e1nicas.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Espectroscopia \u00f3ptica de recubrimientos sol-gel de s\u00edlice sensibilizados con mol\u00e9culas org\u00e1nicas. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Montero Zeled\u00f3n Ernesto Fidel <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/11\/2004<\/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> Llopis Pl\u00e1 Jos\u00e9 Federico<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Diego otero nieves de <\/li>\n<li>m.angeles Villegas broncano (vocal)<\/li>\n<li>Jes\u00fas Rincon lopez (vocal)<\/li>\n<li>Santiago Exposito paje (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Montero Zeled\u00f3n Ernesto Fidel En la tesis se analizan las propiedades \u00f3pticas de absorci\u00f3n y luminiscencia 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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