{"id":40756,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-reacciones-de-transferencia-electronica-heterogenea-reduccion-de-los-cationes-zn-ii-y-cr-iii\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"estudio-de-reacciones-de-transferencia-electronica-heterogenea-reduccion-de-los-cationes-zn-ii-y-cr-iii","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/estudio-de-reacciones-de-transferencia-electronica-heterogenea-reduccion-de-los-cationes-zn-ii-y-cr-iii\/","title":{"rendered":"Estudio de reacciones de transferencia electronica heterogenea. reduccion de los cationes zn (ii) y cr (iii)."},"content":{"rendered":"<h2>Tesis doctoral de <strong> German Lopez Perez <\/strong><\/h2>\n<p>Como punto de partida para la realizaci\u00f3n del trabajo experimental, se ha redise\u00f1ado y actualizado un sistema automatizado para la medida de impedancias en celdas galv\u00e1nicas, potenciando sus caracter\u00edsticas iniciales. Tambi\u00e9n se han desarrollado dos aplicaciones, una para el realizar la adquisici\u00f3n y control del sistema de medida y otra para analizar los datos experimentales en base al circuito equivalente de randles.  debido a la gran influencia de la doble capa el\u00e9ctrica en las reacciones electr\u00f3dicas, se ha investigado la estructura de la interfase hg-disoluci\u00f3n acuosa de percloratos (li+, na+, mg2+ y al3+), a partir de una magnitud termodin\u00e1mica bien establecida, como son los excesos superficiales cati\u00f3nicos de carga. Para ello, se han empleado como herramienta de c\u00e1lculo tanto la teor\u00eda de gouy-chapman como udca (unequal distances of closest approach). La udca ha permitido tanto describir cuantitativamente los excesos superficiales de los percloratos y cloruros a valores de carga negativa sobre el metal, as\u00ed como realizar una interpretaci\u00f3n microsc\u00f3pica de la interfase a partir de las distancias de m\u00e1xima aproximaci\u00f3n y los radios hidratados de los iones.  estos percloratos se han empleado para analizar la influencia tanto de la concentraci\u00f3n como la carga de los cationes del electr\u00f3lito presentes en la interfase, en la reacci\u00f3n de reducci\u00f3n isot\u00e9rmica (298 k) del zn(ii). Este estudio ha permitido describir el comportamiento de las constantes de velocidad y comprobar el efecto de los coeficientes de actividad individuales del zn(ii) en disoluci\u00f3n, calculados empleando la teor\u00eda msa (mean spherical approximati\u00f3n).  con objeto de ampliar el conocimiento de las reacciones electr\u00f3dicas, se ha analizado la influencia de la temperatura sobre las reacciones de reducci\u00f3n del cr(iii) y zn(ii) en medio naclo4 acuoso. As\u00ed, en el primer caso se ha verificado que la reacci\u00f3n transcurre por un mecanismo de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de reacciones de transferencia electronica heterogenea. reduccion de los cationes zn (ii) y cr (iii).<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de reacciones de transferencia electronica heterogenea. reduccion de los cationes zn (ii) y cr (iii). <\/li>\n<li><strong>Autor:<\/strong>\u00a0 German Lopez Perez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Sevilla<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/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>Domingo Gonzalez Arjona<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Dominguez perez Manuel Mar\u00eda <\/li>\n<li>Juan  Jos\u00e9 Ruiz  sanchez (vocal)<\/li>\n<li>sergio Gonzalez gonzalez (vocal)<\/li>\n<li>enrique Fatas lahoz (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de German Lopez Perez Como punto de partida para la realizaci\u00f3n del trabajo experimental, se ha redise\u00f1ado y [&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":[1424,199,560,10715],"tags":[65906,51804,12841,103740,11187,10087],"class_list":["post-40756","post","type-post","status-publish","format-standard","hentry","category-electroquimica","category-fisica","category-quimica-fisica","category-sevilla","tag-domingo-gonzalez-arjona","tag-dominguez-perez-manuel-maria","tag-enrique-fatas-lahoz","tag-german-lopez-perez","tag-juan-jose-ruiz-sanchez","tag-sergio-gonzalez-gonzalez"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/40756","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=40756"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/40756\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=40756"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=40756"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=40756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}