{"id":83494,"date":"2018-03-10T00:07:39","date_gmt":"2018-03-10T00:07:39","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-y-caracterizacion-de-agregados-generados-por-electrodeposicion-en-capa-fina\/"},"modified":"2018-03-10T00:07:39","modified_gmt":"2018-03-10T00:07:39","slug":"estudio-y-caracterizacion-de-agregados-generados-por-electrodeposicion-en-capa-fina","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/estudio-y-caracterizacion-de-agregados-generados-por-electrodeposicion-en-capa-fina\/","title":{"rendered":"Estudio y caracterizaci\u00f3n de agregados generados por electrodeposici\u00f3n en capa fina"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Pedro Pablo Trigueros Estrada <\/strong><\/h2>\n<p>Se ha analizado la influencia que sobre la morfolog\u00eda de los electrodep\u00f3sitos, tienen los par\u00e1metros concentraci\u00f3n de la sal electroactiva, diferencia de potencial aplciado y dimensiones de celda (en concreto, espesor y distancia entre electrodos) para una celda electroqu\u00edmica quasi-bidimensional de simetr\u00eda paralela. Ello ha originado la construcci\u00f3n de un diagrama de morfolog\u00edas para el zinc en el que aparecen seis estructuras: compacta, homog\u00e9na, dentr\u00edtica, abierta-fractal, mixta y mixta fibrilar. La influencia de las dimensiones de celda se aprecia en las morfolog\u00edas homog\u00e9nea (un aumento del campo o del espesor genera una p\u00e9rdida de ramificaci\u00f3n) y mixta (un aumento del espesor y del campo favorece el desarrollo de la morfolog\u00eda fibrilar). El efecto de la composoci\u00f3n de la disoluci\u00f3n se ha realizado introduciendo peque\u00f1as cantidades de un electrolitoinerte, lo que ha permitido obtener una estructura hasta ahora propia del contexto hidrodin\u00e1mico de las digitaciones viscosas, como es la morfolog\u00eda finger. As\u00edmismo, se ha encontrado que la distribuci\u00f3n de masa de la morfolog\u00eda abierta es una medida fractal autosimilar, con un valor de la dimensi\u00f3n fractal para toda la zona morfol\u00f3gica de 1,61; similar al valor correspondiente a los agregados d.L.A.  por otra parte, se ha extendido el modelo \u00f3hmico del crecimiento de la morfolog\u00eda homog\u00e9nea a un sistema que contienen m\u00e1s de dos iones. La extensi\u00f3n del modelo explica el aumento de la velocidad del frente con la adici\u00f3n de un electrolitoinerte.  a un nivel totalmente diferente del modelo anterior, se ha verificado la no aplicabilidad del teorema de avrami cuando el proceso de formaci\u00f3n de una monocapa viene controlado por difusi\u00f3n, especialmente cuando la nucleaci\u00f3n es progresiva.Los n\u00facleos desarrollan a su alrededor una zona de exclusic\u00f3n de nucleaci\u00f3n, mostrando una distribuci\u00f3n espacial caracterizada por una funci\u00f3n de distribuci\u00f3n de tipo gaus<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio y caracterizaci\u00f3n de agregados generados por electrodeposici\u00f3n en capa fina<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio y caracterizaci\u00f3n de agregados generados por electrodeposici\u00f3n en capa fina <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Pedro Pablo Trigueros Estrada <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 24\/02\/2000<\/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>Josep Claret Bonet<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: fausto Sanz carrasco <\/li>\n<li>josep Galceran nogues (vocal)<\/li>\n<li>Jorge Ort\u00edn rull (vocal)<\/li>\n<li>Ana Mar\u00eda Lacasta palacios (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Pedro Pablo Trigueros Estrada Se ha analizado la influencia que sobre la morfolog\u00eda de los electrodep\u00f3sitos, tienen [&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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