{"id":129840,"date":"1996-01-01T00:00:00","date_gmt":"1996-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/crecimiento-de-interfases-rugosas-en-medios-desordenados\/"},"modified":"1996-01-01T00:00:00","modified_gmt":"1996-01-01T00:00:00","slug":"crecimiento-de-interfases-rugosas-en-medios-desordenados","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/crecimiento-de-interfases-rugosas-en-medios-desordenados\/","title":{"rendered":"Crecimiento de interfases rugosas en medios desordenados."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Juan  Manuel L\u00f3pez Mart\u00edn <\/strong><\/h2>\n<p>La tesis esta motivada por experimentos muy recientes y de gran importancia en sistemas fisicos diversos como desplazamiento de fluidos en medios porosos, crecimiento bacterianos, frentes de quemado etc.. Por lo que indican estos experimentos las interfases desplazandose sobre medios con desorden no se ajustan a las leyes de universalidad encontradas en medios uniformes. En esta tesis se analiza la posibilidad de que los metodos utilizados hasta ahora no se ajusten a lo que el problema requiere.  en primer lugar se demuestra analiticamente que la rugosidad local y la rugosidad a escalas del tama\u00f1o del sistema son distintas en este tipo de interfases. Se desarrolla un modelo efectivo que puede ajustarse perfectamente a los datos experimentales. Se comprueba que el coeficiente dinamico z es, frente a otros valores distintos obtenidos indirectamente, 0,5, es decir la interfase tiene un comportamiento difusivo. Por ultimo se presentan y analizan modelos de desorden columnar que admiten soluciones exactas y pueden servir como test al confrontarlos con simulaciones.  al existir diferente comportamiento a escalas grandes y peque\u00f1as se concluye poniendo en cuestion la hipotesis de autoafinidad.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Crecimiento de interfases rugosas en medios desordenados.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Crecimiento de interfases rugosas en medios desordenados. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Juan  Manuel L\u00f3pez Mart\u00edn <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Cantabria<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1996<\/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>Miguel Angel Rodriguez  Diaz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Luis Pesquera Gonzalez <\/li>\n<li>Albert D\u00edaz Guilera (vocal)<\/li>\n<li>Aurora Hernandez Machado (vocal)<\/li>\n<li>Angel Sanchez Sanchez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Juan Manuel L\u00f3pez Mart\u00edn La tesis esta motivada por experimentos muy recientes y de gran importancia en 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