{"id":15586,"date":"2018-03-09T09:02:49","date_gmt":"2018-03-09T09:02:49","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/masas-de-agua-y-transporte-de-propiedades-fa%c2%adsicas-y-qua%c2%admicas-en-el-giro-subpolar-del-atlantico-norte\/"},"modified":"2018-03-09T09:02:49","modified_gmt":"2018-03-09T09:02:49","slug":"masas-de-agua-y-transporte-de-propiedades-fa%c2%adsicas-y-qua%c2%admicas-en-el-giro-subpolar-del-atlantico-norte","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/masas-de-agua-y-transporte-de-propiedades-fa%c2%adsicas-y-qua%c2%admicas-en-el-giro-subpolar-del-atlantico-norte\/","title":{"rendered":"Masas de agua y transporte de propiedades f\u00edsicas y qu\u00edmicas en el giro subpolar del atl\u00e1ntico norte"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Marta \u00e1lvarez Rodr\u00edguez <\/strong><\/h2>\n<p>Esta tesis analiza los datos hidrogr\u00e1ficos y qu\u00edmicos recogidos durante la campa\u00f1a 4x que atreves\u00f3 al l\u00edmite sur del giro subpolar del atl\u00e1ntico en el verano de 1997. Esta secci\u00f3n form\u00f3 parte del programa world ocean circulation experiment (woce) y se denomin\u00f3 4x ya que repet\u00eda la secci\u00f3n 4 recorrida ya en 1957-58 durante el a\u00f1o internacional geof\u00edsico (international geophysical year).  la estructura, desplazamiento y mezcla de las masas de agua en el atl\u00e1ntico norte subpolar se analiza por medio de una t\u00e9cnica multiparam\u00e9trica. El modelo de mezclas propuesto se demuestra que es fiable y estable.  se detectan y discuten algunas inconsistencias en el m\u00e9todo m\u00e1s ampliamente aceptado y utilizado para estimar la concentraci\u00f3n de carbono antropog\u00e9nico en el oc\u00e9ano (cant). Se propone una nueva parametrizaci\u00f3n para estimar el valor de la alcalinidad preformada (ta0) en el atl\u00e1ntico norte. Se recalcula el contenido en cant a lo largo de una secci\u00f3n en el atl\u00e1ntico noreste usando esta nueva ta0, las constantes de disociaci\u00f3n del co2 propuestas por merhbach et al. (Measurements of the apparent dissociation constant of carbonic acid in seawater at atmospheric pressure. Limn oceanogr. 8,897-907,1973) e incluyendo el efecto de la presi\u00f3n de vapor de agua en la estimaci\u00f3n de la presi\u00f3n parcial de co2 pre-industrial. A partir de estos resultados concluimos que el desequilibrio de co2 entre el aire y el agua cuando las masas de agua se forman es peque\u00f1o y no significativo. Evidencias indirectas y directas basadas en datos de co2 de alta calidad tomados en zonas de formaci\u00f3n de masas de agua en condiciones invernales apoyan esta argumentaci\u00f3n.  el patr\u00f3n de circulaci\u00f3n a trav\u00e9s de la secci\u00f3n 4x se determina usando m\u00e9todos inversos. El flujo de masa se restringe con valores de transporte en zonas espec\u00edficas, a la vez que se conserva la masa y la sal para la regi\u00f3n del norte de la secci\u00f3n y se fuerza el flujo de sil<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Masas de agua y transporte de propiedades f\u00edsicas y qu\u00edmicas en el giro subpolar del atl\u00e1ntico norte<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Masas de agua y transporte de propiedades f\u00edsicas y qu\u00edmicas en el giro subpolar del atl\u00e1ntico norte <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Marta \u00e1lvarez Rodr\u00edguez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Vigo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 14\/02\/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>Aida Fern\u00e1ndez R\u00edos<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: leonard Bryden harry <\/li>\n<li>ant\u00f3n \u00e1lvarez-salgado xos\u00e9 (vocal)<\/li>\n<li>herle Mercier (vocal)<\/li>\n<li>alicia Lav\u00edn montero (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Marta \u00e1lvarez Rodr\u00edguez Esta tesis analiza los datos hidrogr\u00e1ficos y qu\u00edmicos recogidos durante la campa\u00f1a 4x 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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