{"id":78570,"date":"2006-07-02T00:00:00","date_gmt":"2006-07-02T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aleaciones-con-memoria-de-forma-de-cu-al-ni-microscopa%c2%ada-electronica-y-propiedades-termomecanicas\/"},"modified":"2006-07-02T00:00:00","modified_gmt":"2006-07-02T00:00:00","slug":"aleaciones-con-memoria-de-forma-de-cu-al-ni-microscopa%c2%ada-electronica-y-propiedades-termomecanicas","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/metalurgia\/aleaciones-con-memoria-de-forma-de-cu-al-ni-microscopa%c2%ada-electronica-y-propiedades-termomecanicas\/","title":{"rendered":"Aleaciones con memoria de forma de cu-al-ni: microscop\u00edaelectr\u00f3nica y propiedades termomec\u00e1nicas"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Alfonso Ibarra Gali\u00e1n <\/strong><\/h2>\n<p>La presente tesis doctoral se encuadra en el marco de las aleaciones con memoria de forma. Las cuales presentan una transici\u00f3n de fase reversible que les confiere unas propiedades termo-mec\u00e1nicas de enorme utilidad en campos como la medicina o la industria aero-espacial. Dentro de \u00e9stas, las aleaciones de cu-al-ni presentan enormes ventajas frente al resto, tales como su bajo coste o la capacidad de trabajar a temperaturas pr\u00f3ximas a 200\u00c2\u00bac. Al mismo tiempo, las muestras policristalinas de esta familia de aleaciones son extremadamente fr\u00e1giles, lo que reduce ostensiblemente su campo de aplicaci\u00f3n. por todo ello, el trabajo realizado durante estos cuatro a\u00f1os, y que se plasma ahora en esta memoria, tiene dos objetivos fundamentales:      por un lado conocer la microestructura de las aleaciones monocristalinas y su evoluci\u00f3n en funci\u00f3n de la temperatura, as\u00ed como los mecanismos micrsoc\u00f3picos que controlan a la transformaci\u00f3n, para poder comprender tanto como esta micro-estructura puede influir sobre la transformaci\u00f3n martens\u00edtica, como que la propia transformaci\u00f3n puede hacer variar la microestructura.     para la consecuci\u00f3n de este objetivo se han realizado ensayos mec\u00e1nicos en funci\u00f3n de la temperatura, de la deformaci\u00f3n m\u00e1xima alcanza o de n\u00famero de ciclos y del sentido de la tensi\u00f3n aplicada. Adem\u00e1s se han  realizado medidas mediante dsc, microscop\u00eda \u00f3ptica, de barrido y ensayos de tracci\u00f3n \u00abin-situ\u00bb en el met. Por otro lado se pretende disminuir la alta fragilidad de las muestras policristalinas. Se han caracterizado las muestras elaboradas mediante una nueva t\u00e9cnica basada en pulvimetalurgia desarrollada en el seno de nuestro grupo de investigaci\u00f3n.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aleaciones con memoria de forma de cu-al-ni: microscop\u00edaelectr\u00f3nica y propiedades termomec\u00e1nicas<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aleaciones con memoria de forma de cu-al-ni: microscop\u00edaelectr\u00f3nica y propiedades termomec\u00e1nicas <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Alfonso Ibarra Gali\u00e1n <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 07\/02\/2006<\/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> N\u00f3 S\u00e1nchez Mar\u00eda  Luisa<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 Mar\u00eda Gonz\u00e1lez calbet <\/li>\n<li>jan Van humbeeck (vocal)<\/li>\n<li>daniel Caillard (vocal)<\/li>\n<li>Antonio Planes (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Alfonso Ibarra Gali\u00e1n La presente tesis doctoral se encuadra en el marco de las aleaciones con memoria [&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":[5453,20483,1586,20484,12909],"tags":[168867,168870,168869,104430,7083,168868],"class_list":["post-78570","post","type-post","status-publish","format-standard","hentry","category-aleaciones","category-estructura-cristalina","category-metalurgia","category-microscopia-electronica","category-pais-vasco-euskal-herriko-unibertsitatea","tag-alfonso-ibarra-galian","tag-antonio-planes","tag-daniel-caillard","tag-jan-van-humbeeck","tag-jose-maria-gonzalez-calbet","tag-no-sanchez-maria-luisa"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/78570","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=78570"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/78570\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=78570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=78570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=78570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}