{"id":34280,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/problemas-de-frontera-libre-para-fluidos-viscosos\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"problemas-de-frontera-libre-para-fluidos-viscosos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/problemas-de-frontera-libre-para-fluidos-viscosos\/","title":{"rendered":"Problemas de frontera libre para fluidos viscosos."},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Fontelos Lopez Marco Antonio <\/strong><\/h2>\n<p>En esta tesis se analizan varios problemas acerca de la evoluci\u00f3n de superficies que delimitan una masa de fluido viscoso.  el primer problema es bidimensional y en \u00e9l se estudia la estabilidad de algunas soluciones halladas en trabajos anteriores en el caso de que la superficie exterior del fluido est\u00e9 formado por una parte en contacto con elementos s\u00f3lidos y otra libre sometida a los efectos de la tensi\u00f3n superficial. Para dicho problema se prueba un teorema de existencia y unicidad global de soluciones y se describe detalladamente su comportamiento asint\u00f3tico.  el segundo problema se dedica a an\u00e1lisis de la evoluci\u00f3n de tubos fluidos muy finos. Se obtienen unas ecuaciones que describen de forma aproximada la evoluci\u00f3n del fluido en dicho l\u00edmite. Se presenta un m\u00e9todo de integraci\u00f3n expl\u00edcita de la ecuaci\u00f3n en el caso de fluidos ideales que permite obtener una gran cantidad de soluciones que dan lugar a ruptura del tubo en tiempo finito. Se estudian tambi\u00e9n los casos en los que la din\u00e1mica est\u00e1 dominada por la viscosidad o la tensi\u00f3n superficial. En el primer caso se forman filamentos largos y finos en tiempos pr\u00f3ximos al de ruptura y en el segundo demostramos que no puede existir ruptura del tubo en tiempo finito.  el tercer problema consiste en la determinaci\u00f3n de un mecanismo local de ruptura para un tubo de fluido de stokes usando t\u00e9cnicas asint\u00f3ticas. En el curso del an\u00e1lisis es necesario estudiar un problema no lineal de autovalores, que muestra que al romperse el tubo se forma una c\u00faspide con un exponente alfa aproximadamente igual a 5.72.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Problemas de frontera libre para fluidos viscosos.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Problemas de frontera libre para fluidos viscosos. <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Fontelos Lopez Marco Antonio <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Complutense de Madrid<\/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> Lopez Velazquez Juan  Jose<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Miguel Angel Herrero Garc\u00eda <\/li>\n<li> Vega De Prada Jos\u00e9 Manuel (vocal)<\/li>\n<li> Lopez Bonilla Luis Francisco (vocal)<\/li>\n<li>Avner Friedman (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Fontelos Lopez Marco Antonio En esta tesis se analizan varios problemas acerca de la evoluci\u00f3n de superficies [&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":[3183,199,200,126],"tags":[92656,92655,81399,38892,24519,16357],"class_list":["post-34280","post","type-post","status-publish","format-standard","hentry","category-analisis-y-analisis-funcional","category-fisica","category-fisica-de-fluidos","category-matematicas","tag-avner-friedman","tag-fontelos-lopez-marco-antonio","tag-lopez-bonilla-luis-francisco","tag-lopez-velazquez-juan-jose","tag-miguel-angel-herrero-garcia","tag-vega-de-prada-jose-manuel"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/34280","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=34280"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/34280\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=34280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=34280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=34280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}