{"id":18566,"date":"2018-03-09T09:07:09","date_gmt":"2018-03-09T09:07:09","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/silica-aerogels-synthesis-and-characterization\/"},"modified":"2018-03-09T09:07:09","modified_gmt":"2018-03-09T09:07:09","slug":"silica-aerogels-synthesis-and-characterization","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/silica-aerogels-synthesis-and-characterization\/","title":{"rendered":"Silica aerogels: synthesis and characterization"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Magda Moner Gerona <\/strong><\/h2>\n<p>La tesis \u00absilica aerogels: synthesis and optimization\u00bb est\u00e1 estructurada en seis cap\u00edtulos:  el pimer cap\u00edtulo (aerogels: an introduction) es una introducci\u00f3n con apuntes hist\u00f3ricos de los aerogeles y sus aplicaciones. Est\u00e1 estructurada en:  1,- m\u00e9todo sol-gel: una recapitulaci\u00f3n b\u00e1sica de la t\u00e9cnica sol-gel.  2,- secado supercr\u00edtico de los geles: conceptos b\u00e1sicos de los fluidos supercr\u00edticos y los diferentes m\u00e9todos de secado supercr\u00edtico.  3,- aplicaciones un resumen de las aplicaciones m\u00e1s comunes de los aerogels.  la motivaci\u00f3n de escribir esta larga introducci\u00f3n es el hecho de que esta tesis doctoral es \u00abla primera\u00bb de nuestro grupo, y probablemente de \u00abestado espa\u00f1ol, centrada en\u00bb estudio, caracterizaci\u00f3n y s\u00edntesis de los aerogeles de s\u00edlice. La idea principal es que sirva de ayuda a futuros proyectos que implique el estudio de aerogeles.  el segundo cap\u00edtulo, (synthesis and optimization of silica aerogels: influence of molar ratios of precursor, solvent and water) es b\u00e1sicamente descriptivo y su objetivo se centra en hacer un seguimiento del proceso de optimizaci\u00f3n de la s\u00edntesis y del ciclo de secado de los aerogeles. En este apartado se establece cual es el camino de s\u00edntesis m\u00e1s adecuado para obtener las caracter\u00edsticas requeridas para cada tipo de aerogel. Este cap\u00edtulo incluye b\u00e1sicamente informaci\u00f3n para la reproducci\u00f3n de la s\u00edntesis desarrolladas en nuestro laboratorio.  en el tercer cap\u00edtulo (aerogel characterization) se expone la caracterizaci\u00f3n realizada en las diversas series de aerogeles obtenidas con diferente transparencia, densidad y porosidad, como consecuencia de su microestructura. Uno de los aspectos m\u00e1s importantes en la preparaci\u00f3n de aerogeles es la posibilidad de control de las propiedades f\u00edsicas del material: densidad, porosidad y \u00e1rea superficial. Estas propiedades est\u00e1n directamente relacionadas con la estructura del material: la distribuci\u00f3n y mida de po<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Silica aerogels: synthesis and characterization<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Silica aerogels: synthesis and characterization <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Magda Moner Gerona <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 19\/07\/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>Anna Roig<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Cuevas diarte miquel angel <\/li>\n<li>nora Ventosa rull (vocal)<\/li>\n<li>tomas Gomez alvarez arenas (vocal)<\/li>\n<li>sabino Veintemillas verdaguer (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Magda Moner Gerona La tesis \u00absilica aerogels: synthesis and optimization\u00bb est\u00e1 estructurada en seis cap\u00edtulos: el pimer [&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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