{"id":80532,"date":"2018-03-10T00:04:15","date_gmt":"2018-03-10T00:04:15","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sintesis-de-nuevos-polimorfos-de-sio2-microporosos-de-baja-densidad-de-red-sustitucion-isomorfica-de-si-por-a1-y-ti\/"},"modified":"2018-03-10T00:04:15","modified_gmt":"2018-03-10T00:04:15","slug":"sintesis-de-nuevos-polimorfos-de-sio2-microporosos-de-baja-densidad-de-red-sustitucion-isomorfica-de-si-por-a1-y-ti","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/sintesis-de-nuevos-polimorfos-de-sio2-microporosos-de-baja-densidad-de-red-sustitucion-isomorfica-de-si-por-a1-y-ti\/","title":{"rendered":"Sintesis de nuevos polimorfos de sio2 microporosos de baja densidad de red. sustituci\u00f3n isom\u00f3rfica de si por a1 y ti."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Diaz Caba\u00f1as M. Jose <\/strong><\/h2>\n<p>En este trabajo se describe la obtenci\u00f3n y caracterizaci\u00f3n de nuevos polimorfos de s\u00edlice de naturaleza microporosa, as\u00ed como el estudio de la posible sustituci\u00f3n isom\u00f3rfica de sicilio por aluminio y\/o titanio en los casos en que sea posible y resulte interesante.  en primer lugar, se estudia la s\u00edntesis y caracterizaci\u00f3n de itq-1. optimizaci\u00f3n de las condiciones de s\u00edntesis, buscando ampliar su rango de composici\u00f3n.  seguidamente, un m\u00e9todo de sintesis de materiales pura s\u00edlice en medio fluoruro, con el fin de obtenerlos libres de defectos de conectividad, y en los casos que es posible, se compara el material con el an\u00e1logo obtenido por s\u00edntesis en medio b\u00e1sico. En este estudio se utilizan diversas mol\u00e9culas org\u00e1nicas que actuan como agentes directores de estructura, y se estudian los factores que determinan la selectividad de fase. Las mol\u00e9culas empleadas son hexametilenimina y lo siguientes cationes: n,n,n-trimetil-1-adamantanamonio, n(16) metilesparteinio y cationes diquinuclidinio lineales, de formula [(c7h13n)-(ch2)n-(c7h13n)]2+, que denominaremos mnbq2+, donde n es 8,6 \u00f3 4. Los materiales obtenidos son: ssz-23,chabacita, cit-5,ssz-24,mcm-35, y dos fases de estructura desconocida: itq-8 e itq-10. En general, se estudia tambi\u00e9n la posible incorporaci\u00f3n de aluminio al material.  por \u00faltimo, se exploran las posibilidades de incorporaci\u00f3n de titanio en la red de nuevos materiales que,por su sistema de canales, puedan ser atractivos desde el punto de vista catal\u00edtico(itq-1, ssz-23, ssz-31,cit-5, itq-4 e itq-7). Se estudian las condiciones de s\u00edntesis, as\u00ed como la caracterizaci\u00f3n y actividad catal\u00edtica de los materiales obtenidos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Sintesis de nuevos polimorfos de sio2 microporosos de baja densidad de red. sustituci\u00f3n isom\u00f3rfica de si por a1 y ti.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Sintesis de nuevos polimorfos de sio2 microporosos de baja densidad de red. sustituci\u00f3n isom\u00f3rfica de si por a1 y ti. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Diaz Caba\u00f1as M. Jose <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 30\/07\/1999<\/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>Miguel \u00e1ngel Camblor Fern\u00e1ndez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: joaquin Perez pariente <\/li>\n<li>agust\u00edn Mart\u00ednez feliu (vocal)<\/li>\n<li>sara Iborra chornet (vocal)<\/li>\n<li>Juan Soto camino (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Diaz Caba\u00f1as M. Jose En este trabajo se describe la obtenci\u00f3n y caracterizaci\u00f3n de nuevos polimorfos 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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[2746,332,199,305,16820,560,5155],"tags":[12073,172384,46801,57956,97651,26810],"class_list":["post-80532","post","type-post","status-publish","format-standard","hentry","category-catalisis","category-ciencias-tecnologicas","category-fisica","category-ingenieria-y-tecnologia-quimicas","category-politecnica-de-valencia","category-quimica-fisica","category-tecnologia-de-catalisis","tag-agustin-Martinez-feliu","tag-diaz-cabanas-m-jose","tag-joaquin-perez-pariente","tag-juan-soto-camino","tag-miguel-angel-camblor-fernandez","tag-sara-iborra-chornet"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/80532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=80532"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/80532\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=80532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=80532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=80532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}