{"id":19141,"date":"2018-03-09T09:08:01","date_gmt":"2018-03-09T09:08:01","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efecto-de-la-molienda-mecanica-en-la-sa%c2%adntesis-y-en-las-propiedades-magneticas-de-ferritas-mfe2o4-mmg-y-ni\/"},"modified":"2018-03-09T09:08:01","modified_gmt":"2018-03-09T09:08:01","slug":"efecto-de-la-molienda-mecanica-en-la-sa%c2%adntesis-y-en-las-propiedades-magneticas-de-ferritas-mfe2o4-mmg-y-ni","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/efecto-de-la-molienda-mecanica-en-la-sa%c2%adntesis-y-en-las-propiedades-magneticas-de-ferritas-mfe2o4-mmg-y-ni\/","title":{"rendered":"Efecto de la molienda mec\u00e1nica en la s\u00edntesis y en las propiedades magn\u00e9ticas de ferritas mfe2o4 (m=mg y ni)"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Mar\u00eda  Eugenia Rabanal Jimenez <\/strong><\/h2>\n<p>Se estudia la influencia del proceso de molienda mec\u00e1nica en la s\u00edntesis y en las propiedades magn\u00e9ticas de materiales ferrimagn\u00e9ticos blandos con estequiometr\u00eda mfe2o4, siendo m=mg y ni, ambas con estructura espinela inversa. Esta tesis consta de dos partes muy diferenciadas, una primera, en que se ha analizado la influencia de las condiciones experimentales de molienda para la obtenci\u00f3n de ferritas v\u00eda reacciones mecanoqu\u00edmicas, y una segunda, en la que a partir de polvo policristalino, preparado mediante reacciones de estado s\u00f3lido a altas temperaturas, se ha estudiado la influencia de la molienda mec\u00e1nica, analizando la influencia de la relaci\u00f3n de masa bolas-mas de polvo, material de los \u00fatiles de molienda y tipo de molino. se ha realizado una minuciosa caracterizaci\u00f3n estructural para explicar los cambios observados en las propiedades magn\u00e9ticas debidas a modificaciones de la distribuci\u00f3n cati\u00f3nica o a la disminuci\u00f3n de 1 grado de cristalinidad. se ha evaluado el efecto de la contaminaci\u00f3n, principal desventaja, inherente a los procesos de molienda, y se ha cuantificado en funci\u00f3n de las condiciones de molienda: tipo de molino, di\u00e1metro de bolas, relaci\u00f3n masa-bolas: masas-polvo, etc.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efecto de la molienda mec\u00e1nica en la s\u00edntesis y en las propiedades magn\u00e9ticas de ferritas mfe2o4 (m=mg y ni)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efecto de la molienda mec\u00e1nica en la s\u00edntesis y en las propiedades magn\u00e9ticas de ferritas mfe2o4 (m=mg y ni) <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Mar\u00eda  Eugenia Rabanal Jimenez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Carlos III de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 24\/09\/2002<\/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 Manuel Torralba Castello<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan Baselga llid\u00f3 <\/li>\n<li>vicente Amig\u00f3 borr\u00e1s (vocal)<\/li>\n<li>flaviano Garc\u00eda alvarado (vocal)<\/li>\n<li>xerman Francisco De la fuente leis (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Mar\u00eda Eugenia Rabanal Jimenez Se estudia la influencia del proceso de molienda mec\u00e1nica en la s\u00edntesis 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 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