{"id":39186,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/in-vitro-studies-of-calcium-phosphate-coatings-obtained-by-laser-ablation\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"in-vitro-studies-of-calcium-phosphate-coatings-obtained-by-laser-ablation","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/in-vitro-studies-of-calcium-phosphate-coatings-obtained-by-laser-ablation\/","title":{"rendered":"In vitro studies of calcium phosphate coatings obtained by laser ablation."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Laura Cleries Garcia <\/strong><\/h2>\n<p>La tesis se centra en el estudio in vitro de recubrimientos de fosfato de calcio sobre substratos de una aleaci\u00f3n de titanio obtenidos por ablaci\u00f3n por l\u00e1ser. Dado que estos recubrimientos han de ser aplicados como implantes para reemplazar tejido \u00f3seo, es necesario evaluar si estos recubrimientos ser\u00e1n degradados, si se unir\u00e1n al hueso gracias al fosfato de calcio y si el recubrimiento no se delaminar\u00e1 del substrato, y por ello se han realizado estudios in vitro. Los recubrimientos de hidroxiapatita (ha) cristalina no se degradan, el fosfato tric\u00e1lcico alfa se disuelve en los recubrimientos que contienen esta fase cre\u00e1ndose microporosidad, y los recubrimientos defosfatode calcio amorfo se disuelven totalmente. de los experimentos in vitro con c\u00e9lulas \u00f3seas se deduce que los recubrimientos de ha siguen siendo estables pero al mismo tiempo se unen fuertemente al hueso y de forma r\u00e1pida. Los otros tipos de recubrimientos no se unen tan fuertemente ni tan r\u00e1pidammente. En cuanto a las propiedades de adhesi\u00f3n, los recubrimientos amorfos son los m\u00e1s debilmente unidos al substrato. Los recubrimientos de ha con estructura columnar se delaminan antes que los recubrimientos de ha con estructura granular, y \u00e9sto es debido a la acumulaci\u00f3n de tensiones durante el proceso de crecimiento del recubrimiento columnar.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>In vitro studies of calcium phosphate coatings obtained by laser ablation.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 In vitro studies of calcium phosphate coatings obtained by laser ablation. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Laura Cleries Garcia <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/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>Jos\u00e9 Luis Morenza Gil<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: josep Mar\u00eda Guilemany casadamon <\/li>\n<li>betty Leon fong (vocal)<\/li>\n<li>josep antoni Planell estany (vocal)<\/li>\n<li>Mar\u00eda  cristina Manzanares cespedes (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Laura Cleries Garcia La tesis se centra en el estudio in vitro de recubrimientos de fosfato 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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