{"id":36338,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/sintesis-cristaloquimica-y-reactividad-de-fases-secundarias-en-el-sistema-bi-pb-sr-ca-cu-o\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"sintesis-cristaloquimica-y-reactividad-de-fases-secundarias-en-el-sistema-bi-pb-sr-ca-cu-o","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/sintesis-cristaloquimica-y-reactividad-de-fases-secundarias-en-el-sistema-bi-pb-sr-ca-cu-o\/","title":{"rendered":"Sintesis, cristaloquimica y reactividad de fases secundarias en el sistema bi-pb-sr-ca-cu-o."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Luhrs Olmos Claudia Catalina <\/strong><\/h2>\n<p>En el subsistema sr-cu-o se ha estudiado un ejemplo concreto de reacci\u00f3n en estado s\u00f3lido, el de formaci\u00f3n de la fase srcuo2 a partir del \u00f3xido relacionado totpqu\u00edmicamente sr2 cuo3. En los subsistemas bi-sr-ca-o y sr-pb-bi-o se han preparado y caracterizado fases con estructura tipo perovsquita. La qu\u00edmica estructural de estas fases tiene el interes adicional de ser relevante para la comprensi\u00f3n del comportamiento superconductor que presentan algunas perovsquitas de bismuto o plomo. Se han estudiado las disoluciones solidas sr2-xcax(bi1.4ca0.6)o6-d y bi6sr8-xca3+xo22. Se han estudiado tambien las mismas fases sustituidas con sb y pb, cuyo estudio se abordo por el comportamiento superconductor que presentan algunas perovsquitas con estos elementos. Algunas de estas fases presentan un amplio comportamiento redox que va acompa\u00f1ado de transiciones estructurales dependientes de la presi\u00f3n parcial de \u00f3xigeno o de la temperatura.  se ha efectuado la sintesis y caracterizaci\u00f3n de la disoluciaon solida bi8ca7-xsrxo19.  as\u00ed como una caracterizaci\u00f3n parcial de otras fases en el mismo subsistema, bi-sr-ca-o, que presentan estructuras de tipo perovsquita, o relacionadas con esta.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Sintesis, cristaloquimica y reactividad de fases secundarias en el sistema bi-pb-sr-ca-cu-o.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Sintesis, cristaloquimica y reactividad de fases secundarias en el sistema bi-pb-sr-ca-cu-o. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Luhrs Olmos Claudia Catalina <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/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>Amparo Fuertes Miquel<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Mar\u00eda   Luisa Martinez Sarrion <\/li>\n<li>Xerman Francisco De La Fuente Leis (vocal)<\/li>\n<li>Emilio Mor\u00e1n Miguelez (vocal)<\/li>\n<li>Anthony West (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Luhrs Olmos Claudia Catalina En el subsistema sr-cu-o se ha estudiado un ejemplo concreto de reacci\u00f3n en [&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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