{"id":46090,"date":"2019-09-07T15:38:36","date_gmt":"2019-09-07T15:38:36","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aspectos-fisicos-de-la-microestructura-de-solidos-polimericos-con-defectos-moleculares-polietileno\/"},"modified":"2019-09-07T15:38:36","modified_gmt":"2019-09-07T15:38:36","slug":"aspectos-fisicos-de-la-microestructura-de-solidos-polimericos-con-defectos-moleculares-polietileno","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/aspectos-fisicos-de-la-microestructura-de-solidos-polimericos-con-defectos-moleculares-polietileno\/","title":{"rendered":"Aspectos fisicos de la microestructura de solidos polimericos con defectos moleculares: polietileno."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Javier Mart\u00ednez De Salazar Bascu\u00f1ana <\/strong><\/h2>\n<p>Se ha investigado la microestructura del polietileno mediante tecnicas de difraccion de rayos x, calorimetria diferencial y microdureza. Los defectos moleculares distribuidos a lo largo de las cadenas lineales se localizan preferencialmente en las supercies basales de los microcristales y en las fronteras de grano. Una cierta proporcion de defectos (menor que 20%) se incluyen dentro de la red provocando un aumento de la celdilla unidad y de las distorsiones paracristalinas de red. El tama\u00f1o de los microcristales viene limitado por la concentracion de defectos en la superficie de los mismos, aunque para valores peque\u00f1os de dicha concentracion el crecimiento cristalino obedece a teorias cineticas de cristalizacion. Las propiedades mecanicas de superficie se correlacionan con la seccion eficaz promedio de la celdilla unidad.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aspectos fisicos de la microestructura de solidos polimericos con defectos moleculares: polietileno.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aspectos fisicos de la microestructura de solidos polimericos con defectos moleculares: polietileno. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Javier Mart\u00ednez De Salazar Bascu\u00f1ana <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1979<\/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> Balta Calleja Francisco Jose<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Rojo Alaminos <\/li>\n<li> Rueda Sanchez (vocal)<\/li>\n<li> Cabrera Sanchez (vocal)<\/li>\n<li>Fernando Agullo Lopez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Javier Mart\u00ednez De Salazar Bascu\u00f1ana Se ha investigado la microestructura del polietileno mediante tecnicas de difraccion de [&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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