{"id":5087,"date":"1995-01-01T00:00:00","date_gmt":"1995-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1995\/01\/01\/estructura-propiedades-de-nuevos-materiales-ceramico-metal-para-aplicaciones-tecnologicas\/"},"modified":"1995-01-01T00:00:00","modified_gmt":"1995-01-01T00:00:00","slug":"estructura-propiedades-de-nuevos-materiales-ceramico-metal-para-aplicaciones-tecnologicas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/estructura-propiedades-de-nuevos-materiales-ceramico-metal-para-aplicaciones-tecnologicas\/","title":{"rendered":"\u00abestructura\/propiedades de nuevos materiales ceramico-metal para aplicaciones tecnologicas.\u00bb"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Sanchiz Capdevila Isabel Carmen <\/strong><\/h2>\n<p>La caracterizacion estructural se ha realizado tanto sobre los cerments de referencia como sobre los cermets ya sinterizados y ha consistido en la identificacion de las fases presentes y la estructura cristalina de las mismas, asi como las formas, tama\u00f1os distribucion y proporcion existentes entre ellas, utilizandose para ello las tecnicas de microscopia optica, microscopia sem, analisis de imagen, microanalisis eds, microscopia tem y difraccion de rayos x.Mediante microanalisis eds se ha realizado un minucioso examen de la composicion de las distintas fases de los cermets estudiados, pudiendose determinar los multiples procesos de difusion existentes, tanto en los cermets de carburo de wolframio como en los cermets de carbonitruro de titanio cuya estructura es considerablemente compleja.Se han estudiado las propiedades de dureza, resistencia a la comprension, resistencia a la flexion, la caracterizacion de la resistencia a la corrosion, tenacidad y modulo elastico dinamico de los distintos cermets examinados, realizandose un estudio comparativo entre ellos. Cabe destacar una importante mejora de la tenacidad de los cermets de wc\/co-ni-fe con respecto a los cermets convencionales de wc\/co. Dicha tenacidad se ha determinado tanto mediante el metodo de trabajo a rotura \u00abwork of fracture\u00bb propuesto por tattersal y tappin, como por el metodo de indentacion (metodo de palmqvist).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>\u00abestructura\/propiedades de nuevos materiales ceramico-metal para aplicaciones tecnologicas.\u00bb<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 \u00abestructura\/propiedades de nuevos materiales ceramico-metal para aplicaciones tecnologicas.\u00bb <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Sanchiz Capdevila Isabel Carmen <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1995<\/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 Mar\u00eda Guilemany Casadamon<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Pero-sanz Elorz Jos\u00e9 Antonio <\/li>\n<li> Rodriguez Barbero Miguel Angel (vocal)<\/li>\n<li>Jack Nutting (vocal)<\/li>\n<li>Antoni Roca  Vallmajor (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Sanchiz Capdevila Isabel Carmen La caracterizacion estructural se ha realizado tanto sobre los cerments de referencia como [&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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