{"id":88075,"date":"2018-03-10T00:12:59","date_gmt":"2018-03-10T00:12:59","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/dinamica-en-policloruro-de-vinilo-estudio-mediante-tecnicas-de-espectroscopia-dielectrica-y-dispersion-de-neutrones-revision-critica-de-antecedentes\/"},"modified":"2018-03-10T00:12:59","modified_gmt":"2018-03-10T00:12:59","slug":"dinamica-en-policloruro-de-vinilo-estudio-mediante-tecnicas-de-espectroscopia-dielectrica-y-dispersion-de-neutrones-revision-critica-de-antecedentes","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/dinamica-en-policloruro-de-vinilo-estudio-mediante-tecnicas-de-espectroscopia-dielectrica-y-dispersion-de-neutrones-revision-critica-de-antecedentes\/","title":{"rendered":"Dinamica en (policloruro de vinilo): estudio mediante tecnicas de espectroscopia dielectrica y dispersion de neutrones. revision critica de antecedentes"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Amaya Moral Arce <\/strong><\/h2>\n<p>Mediante la combinacion de espectroscopia dielectrica y dispersion de neutrones -coherente e incoherente -se ha investigado la dinamica del formador de vidrios poli(cloruro de vinilo) (pvc) en un intervalo de frecuencias\/tiempos= 10-13 s&lt;t&lt;10 2 s. A tiempos inferiores a 2 ps, el factor de estructura se puede describir como debido a vibraciones armonicas y la dinamica del liquido simple. A tiempos superiores, cuando la relajacion estructural (relajacion) domina la evolucion de las correlaciones en el sistema, anomalias respecto al comportamiento general de sistemas polimericos formadores de vidrios se hacen patentes. La elaboracion de un modelo basado en la presencia de heterogeneidades dinamicas ha permitido describir satisfactoriamente los resultados correspondientes a las tres tecnicas utilizadas. Medidas de la estructura a largo alcance de pvc mediante dispersion de neutrones de bajo angulo han corroborado ademas la existencia de heterogeneidades estructurales en el sistema, que serian el origen del comportamiento dinamico anomalo observado. Este escenario particular  para la dinamica del pvc permite entender resultados hasta ahora inconsistentes en este sistema.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Dinamica en (policloruro de vinilo): estudio mediante tecnicas de espectroscopia dielectrica y dispersion de neutrones. revision critica de antecedentes<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Dinamica en (policloruro de vinilo): estudio mediante tecnicas de espectroscopia dielectrica y dispersion de neutrones. revision critica de antecedentes <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Amaya Moral Arce <\/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 18\/12\/2000<\/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> Arbe Mendez M. Aranzazu<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: angel Alegria loinaz <\/li>\n<li>Francisco Batallan casas (vocal)<\/li>\n<li>carmen Mijangos ugarte (vocal)<\/li>\n<li>enrique L\u00f3pez cabarcos (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Amaya Moral Arce Mediante la combinacion de espectroscopia dielectrica y dispersion de neutrones -coherente e incoherente -se [&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":[199,1008,12909,17,966],"tags":[183973,40497,12955,19236,113700,14755],"class_list":["post-88075","post","type-post","status-publish","format-standard","hentry","category-fisica","category-fisica-del-estado-solido","category-pais-vasco-euskal-herriko-unibertsitatea","category-quimica","category-quimica-macromolecular","tag-amaya-moral-arce","tag-angel-alegria-loinaz","tag-arbe-mendez-m-aranzazu","tag-carmen-mijangos-ugarte","tag-enrique-lopez-cabarcos","tag-francisco-batallan-casas"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/88075","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=88075"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/88075\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=88075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=88075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=88075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}