{"id":68942,"date":"2004-02-07T00:00:00","date_gmt":"2004-02-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/preparacion-cristaloqua%c2%admica-y-comportamiento-electrico-de-electrolitos-solidos-de-estequiometria-nasicon\/"},"modified":"2004-02-07T00:00:00","modified_gmt":"2004-02-07T00:00:00","slug":"preparacion-cristaloqua%c2%admica-y-comportamiento-electrico-de-electrolitos-solidos-de-estequiometria-nasicon","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/malaga\/preparacion-cristaloqua%c2%admica-y-comportamiento-electrico-de-electrolitos-solidos-de-estequiometria-nasicon\/","title":{"rendered":"Preparaci\u00f3n, cristaloqu\u00edmica y comportamiento el\u00e9ctrico de electrolitos s\u00f3lidos de estequiometr\u00eda nasicon."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Maldonado Manso M. Pilar <\/strong><\/h2>\n<p>La obtenci\u00f3n de nuevos s\u00f3lidos inorg\u00e1nicos con propiedades definidas es un \u00e1rea de inter\u00e9s permanente en ciencia de materiales y en qu\u00edmica inorg\u00e1nica de estado s\u00f3lido. El dise\u00f1o de nuevas fases con elevada conductividad i\u00f3nica es un tema de gran actualidad por su aplicaci\u00f3n en distintos dispositivos como bater\u00edas, celdas de combustible y sensores qu\u00edmicos entre otros. En el presente trabajo se ha llevado a cabo la preparaci\u00f3n y la caracterizaci\u00f3n estructural y el\u00e9ctrica de varias series de materiales de estequiometr\u00eda nasicon, sistema ampliamente conocido por sus propiedades conductoras y adecuadas prestaciones en el campo de los electrolitos s\u00f3lidos. Las s\u00edntesis se han realizado, en general, en estado s\u00f3lido por el m\u00e9todo cer\u00e1mico, caracteriz\u00e1ndose los materiales empleando muy diversas t\u00e9cnicas como difrecci\u00f3n de rayos-x y\/o neutrones, espectroscop\u00eda de resonancia magn\u00e9tica nuclear de \u00e1ngulo m\u00e1gico y espectroscop\u00eda de impedancias, entre otras.  en primer lugar se estudia la sustituci\u00f3n de varios cationes tetravalentes por a13+ en el sistema s\u00f3dico na1.4a10.4m1.6(po4)3 (m=ge,ti,s,hf,zr) para analizar aumentar el n\u00famero de cationes sodio m\u00f3viles y el efecto del reemplazo por un cati\u00f3n de radio menor, resultando contenidos menores del nominal. s\u00f3lo en el caso de ti el reemplazo es significativo, por lo que se procede al estudio de la serie na1+xa1xti2-x(po4)3, obteni\u00e9ndose su l\u00edmite composicional y su conductividad i\u00f3nica. Asimismo, se lleva a cabo una correlaci\u00f3n entre sus propiedades estructurales y el\u00e9ctricas, determin\u00e1ndose que no s\u00f3lo es importante que las dimensiones de los canales de conducci\u00f3n se adecuen al tama\u00f1o del cati\u00f3n m\u00f3vil, sino que los iones de las posici\u00f3n octa\u00e9drica deben tener radios i\u00f3nicos cercanos para dar lugar a una red electrost\u00e1ticamente homog\u00e9nea. Posteriormente, el sistema s\u00f3dico se utiliza para obtener el an\u00e1logo de litio por reacci\u00f3n de cambio i\u00f3nico, deb<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Preparaci\u00f3n, cristaloqu\u00edmica y comportamiento el\u00e9ctrico de electrolitos s\u00f3lidos de estequiometr\u00eda nasicon.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Preparaci\u00f3n, cristaloqu\u00edmica y comportamiento el\u00e9ctrico de electrolitos s\u00f3lidos de estequiometr\u00eda nasicon. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Maldonado Manso M. Pilar <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 M\u00e1laga<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 02\/07\/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>Sebastian Bruque Gamez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: teofilo Rojo aparicio <\/li>\n<li>Jes\u00fas Sanz l\u00e1zaro (vocal)<\/li>\n<li>r. West anthony (vocal)<\/li>\n<li>amparo Fuertes miquel (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Maldonado Manso M. Pilar La obtenci\u00f3n de nuevos s\u00f3lidos inorg\u00e1nicos con propiedades definidas es un \u00e1rea 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":[7834],"tags":[56277,23019,151183,60954,24814,7249],"class_list":["post-68942","post","type-post","status-publish","format-standard","hentry","category-malaga","tag-amparo-fuertes-miquel","tag-jesus-sanz-lazaro","tag-maldonado-manso-m-pilar","tag-r-west-anthony","tag-sebastian-bruque-gamez","tag-teofilo-rojo-aparicio"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/68942","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=68942"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/68942\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=68942"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=68942"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=68942"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}