{"id":83505,"date":"2018-03-10T00:07:39","date_gmt":"2018-03-10T00:07:39","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/modelado-de-diagramas-de-impedancia-en-procesos-de-corrosion\/"},"modified":"2018-03-10T00:07:39","modified_gmt":"2018-03-10T00:07:39","slug":"modelado-de-diagramas-de-impedancia-en-procesos-de-corrosion","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/modelado-de-diagramas-de-impedancia-en-procesos-de-corrosion\/","title":{"rendered":"Modelado de diagramas de impedancia en procesos de corrosion"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Luis Polo Sanz <\/strong><\/h2>\n<p>Se ha estudiado la corrosi\u00f3n localizada de los aceros inoxidables austeniticos aisi 304 y aisi 316l en solucion acuosa de cloruro s\u00f3dico al 5% y a temperatura ambiente, utilizando la tecnica de impedancia electroquimica. Se obtuvieron diagramas de impedancia en el potencial en circuito abierto y en potenciales de las regiones pasiva y de picadura.  los diagramas de nyquist en el potencial en circuito abierto muestran un proceso de transferencia de carga. En la region pasiva se observa tambi\u00e9n un proceso de transferencia de carga, y adicionalmente, un proceso de difusi\u00f3n de vacantes. Finalmente, en la region de picadura los diagramas muestran la disoluci\u00f3n del material, los fen\u00f3menos competitivos de especies pasivantes y despasivantes y un proceso de difusion.  los diagramas de impedancia se interpretaron utilizando circuitos el\u00e9ctronicos que conten\u00edan elementos distribuidos. El ajuste de los parametros se realiz\u00f3 utilizando un metodo no lineal de minimos cuadrados complejos. Tambien se utiliz\u00f3 la tecnica de deconvolucion. La consistencia de los resultados experimentales se analiz\u00f3 mediante las relaciones de kramers-kronig.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Modelado de diagramas de impedancia en procesos de corrosion<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Modelado de diagramas de impedancia en procesos de corrosion <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Luis Polo Sanz <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pontificia comillas<\/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>Jos\u00e9 Mar\u00eda Bastidas  Rull<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: enrique Otero huerta <\/li>\n<li> Mora pe\u00f1a eleuterio Miguel (vocal)<\/li>\n<li>Manuel Morcillo linares (vocal)<\/li>\n<li>Jos\u00e9 Luis Rodriguez marrero (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Luis Polo Sanz Se ha estudiado la corrosi\u00f3n localizada de los aceros inoxidables austeniticos aisi 304 [&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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