{"id":27305,"date":"2003-04-12T00:00:00","date_gmt":"2003-04-12T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aplicacion-de-los-desequilibrios-en-las-series-naturales-a-la-datacion-de-sistemas-carbonatados-del-sur-de-espana\/"},"modified":"2003-04-12T00:00:00","modified_gmt":"2003-04-12T00:00:00","slug":"aplicacion-de-los-desequilibrios-en-las-series-naturales-a-la-datacion-de-sistemas-carbonatados-del-sur-de-espana","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sevilla\/aplicacion-de-los-desequilibrios-en-las-series-naturales-a-la-datacion-de-sistemas-carbonatados-del-sur-de-espana\/","title":{"rendered":"Aplicaci\u00f3n de los desequilibrios en las series naturales a la dataci\u00f3n de sistemas carbonatados del sur de espa\u00f1a"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Alcaraz Pelegrina Jos\u00e9 Manuel <\/strong><\/h2>\n<p>Los carbonatos aparecen ligados a numerosos sistemas y procesos naturales, por lo que su estudio puede proporcionan abundante informaci\u00f3n acerca del comportamiento de dichos sistemas y procesos. En concreto, la dataci\u00f3n de los carbonatos permitir\u00e1 conocer la evoluci\u00f3n temporal de dichos procesos.  el m\u00e9todo de dataci\u00f3n 230th\/u permite datar carbonatos de hasta hace 350 ka. En este trabajo se presenta dicho m\u00e9todo de dataci\u00f3n aplicado a carbonatos, tanto puros como impuros, describiendo un m\u00e9todo de extracci\u00f3n de uranio y torio de los carbonatos que extrae el uranio y el torio de la matriz de carbonatos mediante coprecipitaci\u00f3n con hidr\u00f3xidos de hierro y combina extracci\u00f3n solvente para separar el uranio y el torio, con el uso de resinas de intercambio i\u00f3nico para purificar el torio.  tambi\u00e9n se describen los m\u00e9todos de correcci\u00f3n que hay que utilizar cuando los carbonatos aparecen mezclados con otros materiales, destacando entre todos estos m\u00e9todos de correcci\u00f3n, el conocido como m\u00e9todo l\/l. Comprobamos la validez de las hip\u00f3tesis que realiza y que la edad que se obtiene corresponde realmente a la del carbonato puro.  se presentan las edades obtenidas al aplicar el m\u00e9todo de dataci\u00f3n a diferentes muestras de carbonatos de varios sistemas naturales del sur de espa\u00f1a pertenecientes a los parques naturales de grazalema (c\u00e1diz), de la sierra norte de sevilla y al archipi\u00e9lago de las islas chafarinas y que cubren un intervalo temporal que va desde hace 1800 a\u00f1os hasta m\u00e1s de 250 mil a\u00f1os.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aplicaci\u00f3n de los desequilibrios en las series naturales a la dataci\u00f3n de sistemas carbonatados del sur de espa\u00f1a<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aplicaci\u00f3n de los desequilibrios en las series naturales a la dataci\u00f3n de sistemas carbonatados del sur de espa\u00f1a <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Alcaraz Pelegrina Jos\u00e9 Manuel <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 04\/12\/2003<\/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>Ar\u00e1nzazu Mart\u00ednez Aguirre<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: joaquin Rodriguez vidal <\/li>\n<li>catalina Gasco leonarte (vocal)<\/li>\n<li>Rafael Garc\u00eda-tenorio Garc\u00eda-balmaseda (vocal)<\/li>\n<li>Mar\u00eda teresa Crespo v\u00e1zquez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Alcaraz Pelegrina Jos\u00e9 Manuel Los carbonatos aparecen ligados a numerosos sistemas y procesos naturales, por lo que [&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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