{"id":16968,"date":"2018-03-09T09:04:49","date_gmt":"2018-03-09T09:04:49","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/evolucion-tectonica-del-margen-continental-oeste-de-mexico-fosa-mesoamericana-y-golfo-de-california-cortes-p96\/"},"modified":"2018-03-09T09:04:49","modified_gmt":"2018-03-09T09:04:49","slug":"evolucion-tectonica-del-margen-continental-oeste-de-mexico-fosa-mesoamericana-y-golfo-de-california-cortes-p96","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/evolucion-tectonica-del-margen-continental-oeste-de-mexico-fosa-mesoamericana-y-golfo-de-california-cortes-p96\/","title":{"rendered":"Evoluci\u00f3n tect\u00f3nica del margen continental oeste de m\u00e9xico: fosa mesoamericana y golfo de california (cortes-p96)"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Bartolom\u00e9 De La Pe\u00f1a Rafael <\/strong><\/h2>\n<p>El contexto geodin\u00e1mico y tect\u00f3nico del margen oeste de m\u00e9xico se engloba dentrol del r\u00e9gimen general de subducci\u00f3n de la placa oce\u00e1nica del pac\u00edfico bajo el continente norteamericano (margen activo) que se extiende, desde la boca del golfo de california (20\u00c2\u00ba n) hasta panam\u00e1 (10\u00c2\u00ba n). La reorganizaci\u00f3n de los movimientos de las distintas placas litosf\u00e9ricas en la zona ha supuesto una historia geodin\u00e1mica muy compleja en los \u00faltimos 25 ma. La zona de estudio engloba b\u00e1sicamente cuatro elementos claves: el golfo de california, la placa de rivera, la fosa mesoamericana (mat) y la placa de cocos. En la campa\u00f1a cortes-p96 se adquirieron nuevos datos de s\u00edsmica multicanal y de gran \u00e1ngulo, gravimetr\u00eda, batimetr\u00eda, sonograf\u00edas y magnetismo que incluyen las zonas de contacto entre el bloqueo de jalisco y la zona de fractura rivera, as\u00ed como la boca del golfo de california. El an\u00e1lisis del pirmer segundo de los perfiles de s\u00edsmica multicanal ha permitido obtener im\u00e1genes del bsr (boottom simulating reflector), un reflector an\u00f3malo que simula el fondo oce\u00e1nico y que est\u00e1 asociado a un cambio de polaridad en la se\u00f1al s\u00edsmica y originado por la presencia de hidratos de gas (de composici\u00f3n mayoritariamente de metano). Se ha cuantificado el coeficiente de reflexi\u00f3n del bsr mediante una f\u00f3rmula anal\u00edtica deducida en la tesis y su estabilidad. en la colisi\u00f3n de la placa de rivera-bloque de jalisco se han obtenido im\u00e1genes crustales de la colisi\u00f3n y se ha cuantificado el plano de subducci\u00f3n con un \u00e1ngulo de buzamiento entorno a los 8\u00c2\u00ba. La integraci\u00f3n de los modelos gravim\u00e9tricos, de s\u00edsmica de refracci\u00f3n junto con las im\u00e1genes de s\u00edsmica de reflexi\u00f3n nos han permitido restringir el grosor medio de la corteza a unos 9 km. Se ha determinado una posible continuaci\u00f3n hacia el norte de la subducci\u00f3n de la placa de rivera, aunque con menor \u00e1ngulo de buzamiento. esta nueva hip\u00f3tesis explicar\u00eda la reciente elevaci\u00f3<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Evoluci\u00f3n tect\u00f3nica del margen continental oeste de m\u00e9xico: fosa mesoamericana y golfo de california (cortes-p96)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Evoluci\u00f3n tect\u00f3nica del margen continental oeste de m\u00e9xico: fosa mesoamericana y golfo de california (cortes-p96) <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Bartolom\u00e9 De La Pe\u00f1a Rafael <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 22\/05\/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> Da\u00f1obeitia Canales Juan  Jos\u00e9<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: josep Gallart muset <\/li>\n<li>diego C\u00f3rdoba barba (vocal)<\/li>\n<li>Francisco N\u00fa\u00f1ez corn\u00fa (vocal)<\/li>\n<li>jaume Pous fabregas (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Bartolom\u00e9 De La Pe\u00f1a Rafael El contexto geodin\u00e1mico y tect\u00f3nico del margen oeste de m\u00e9xico se engloba [&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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