{"id":60863,"date":"2018-03-09T22:48:40","date_gmt":"2018-03-09T22:48:40","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/interaccion-de-luz-con-nanoestructuras-metalicas-procesos-de-intensificacion-local-por-plasmones-superficiales-resonantes\/"},"modified":"2018-03-09T22:48:40","modified_gmt":"2018-03-09T22:48:40","slug":"interaccion-de-luz-con-nanoestructuras-metalicas-procesos-de-intensificacion-local-por-plasmones-superficiales-resonantes","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/interaccion-de-luz-con-nanoestructuras-metalicas-procesos-de-intensificacion-local-por-plasmones-superficiales-resonantes\/","title":{"rendered":"Interacci\u00f3n de luz con nanoestructuras met\u00e1licas: procesos de intensificaci\u00f3n local por plasmones superficiales resonantes."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Vincenzo Giannini <\/strong><\/h2>\n<p>En este trabajo investigamos el mecanismo em responsable de la amplificaci\u00f3n de la emisi\u00f3n raman de mol\u00e9culas sobre superficies met\u00e1licas nanoestructuradas. Se estudia mediante formulaci\u00f3n te\u00f3rica y num\u00e9rica, en relaci\u00f3n directa con configuraciones experimentales la fot\u00f3nica de plasmones superficiales (sp) y el proceso de emisi\u00f3n de una pel\u00edcula fina de dipolos (como por ejemplo l\u00e1minas de langmuir-blodgett) en superficies met\u00e1licas con nanoestructuras aleatorias. Estas superficies se caracterizan por estad\u00edstica y funci\u00f3n de correlaci\u00f3n gausianas. La emisi\u00f3n raman y el campo em de bombeo son estudiados separadamente y de manera rigurosa, es decir, sin aproximaciones, sea cerca de las nanoestructuras (campo cercano) que lejos de la superficies (campo lejano) y se obtienen los factores de amplificaci\u00f3n. Este estudio se efect\u00faa por diferentes rugosidades, frecuencias de bombeo, frecuencias de emisi\u00f3n y \u00e1ngulo de incidencia. Se comparan los resultados obtenidos con la \u00fanica aproximaci\u00f3n de emisi\u00f3n raman que hasta ahora existe (campo el\u00e9ctrico local a la cuarta potenza). tambi\u00e9n se estudia la excitaci\u00f3n de  plasmones  superficiales en nanopart\u00edculas met\u00e1licas aisladas o que interact\u00faen, con la intenci\u00f3n de entender los procesos de amplificaci\u00f3n de los campos superficiales. Se calculan las secciones eficaces de scattering y los campos cercanos de part\u00edculas con forma arbitraria, con \u00e9nfasis en las formas de particular inter\u00e9s experimental como por ejemplo nanoantenas o nanoestrellas. Se investiga como afecta la forma y el tama\u00f1o de las part\u00edculas a las frecuencias de resonancias<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Interacci\u00f3n de luz con nanoestructuras met\u00e1licas: procesos de intensificaci\u00f3n local por plasmones superficiales resonantes.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Interacci\u00f3n de luz con nanoestructuras met\u00e1licas: procesos de intensificaci\u00f3n local por plasmones superficiales resonantes. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Vincenzo Giannini <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 15\/10\/2007<\/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> S\u00e1nchez Gil Jos\u00e9 Antonio<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan  jos\u00e9 S\u00e1enz guti\u00e9rrez <\/li>\n<li>Fernando Cuss\u00f3 perez (vocal)<\/li>\n<li>Jaime G\u00f3mez rivas (vocal)<\/li>\n<li> Garc\u00eda ramos Jos\u00e9 vicente (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Vincenzo Giannini En este trabajo investigamos el mecanismo em responsable de la amplificaci\u00f3n de la emisi\u00f3n raman [&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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