{"id":113819,"date":"2018-03-11T10:41:31","date_gmt":"2018-03-11T10:41:31","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/breath-figures-formation\/"},"modified":"2018-03-11T10:41:31","modified_gmt":"2018-03-11T10:41:31","slug":"breath-figures-formation","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/cambio-de-fase\/breath-figures-formation\/","title":{"rendered":"Breath figures formation"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Manuel Guadarrama  Cetina <\/strong><\/h2>\n<p>Presentamos observaciones experimentales del fen\u00f3meno figuras de aliento (\u00f3 bf por breath figure) el cual se forma por el roc\u00edo de agua cuando esta condensa en una superficie fr\u00eda. Se han hecho experimentos con condiciones y configuraciones espec\u00edficas de temperatura, superficies y concentraciones de mezclas de sustancias miscibles e inmiscibles como una soluci\u00f3n saturada de sal, alcohol y hexametildisiloxano (c6h18o2si). Las superficies hidrof\u00f3bicas utilizadas en las observaciones son vidrios recubiertos con \u00f3xido titanio e indio, 3m ecg-1700 el cual es repelente al hexametildisiloxano tambi\u00e9n, as\u00ed como el silano tambi\u00e9n tiene propiedades hidrof\u00f3bicas. Estas observaciones nos permiten llevar acabo mediciones directas de la geometr\u00eda de gotas, como el radio r y el \u00e1rea a, \u00e1ngulos de contacto theta y vol\u00famenes v que forman los breath figures. Otras medidas indirectas son obtenidas de mediciones directas son el factor de ocupaci\u00f3n epsilon^2, los valores de concentraci\u00f3n de agua una vez ha condensado sobre la superficie t^{-1}_c, y cuando esta cambia de fase l\u00edquida a s\u00f3lida y cuando el bf toma parte en el proceso de deposici\u00f3n, tambi\u00e9n la dimensi\u00f3n fractal de los patrones del bf que caracterizan sus propiedades geom\u00e9tricas en la fase l\u00edquida o s\u00f3lida. Una vez que se ha obtenido el promedio de mediciones directas se extraen leyes de crecimiento y la evoluci\u00f3n de los fen\u00f3menos y como factores externos modifican el desempe\u00f1o del proceso y las observables del patr\u00f3n resultante.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Breath figures formation<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Breath figures formation <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Manuel Guadarrama  Cetina <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Navarra<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 14\/02\/2013<\/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>Wenceslao Gonz\u00e1lez Vi\u00f1as<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: h\u00e9ctor Luis Mancini maza <\/li>\n<li>anne Mongruel (vocal)<\/li>\n<li>Fernando Varela l\u00f3pez (vocal)<\/li>\n<li>david nicolas Laroze navarrete (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Manuel Guadarrama Cetina Presentamos observaciones experimentales del fen\u00f3meno figuras de aliento (\u00f3 bf por breath figure) [&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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