{"id":20733,"date":"2018-03-09T09:10:11","date_gmt":"2018-03-09T09:10:11","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-la-microestructura-de-poliorganofosfacenos-en-disolucion-mediante-cromatografa%c2%ada-de-exclusion-por-tamanos-con-deteccion-multiple\/"},"modified":"2018-03-09T09:10:11","modified_gmt":"2018-03-09T09:10:11","slug":"estudio-de-la-microestructura-de-poliorganofosfacenos-en-disolucion-mediante-cromatografa%c2%ada-de-exclusion-por-tamanos-con-deteccion-multiple","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/alcala\/estudio-de-la-microestructura-de-poliorganofosfacenos-en-disolucion-mediante-cromatografa%c2%ada-de-exclusion-por-tamanos-con-deteccion-multiple\/","title":{"rendered":"Estudio de la microestructura de poliorganofosfacenos en disoluci\u00f3n mediante cromatograf\u00edade exclusi\u00f3n por tama\u00f1os con detecci\u00f3n m\u00faltiple"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Rodr\u00edguez Laguna M. Teresa <\/strong><\/h2>\n<p>La tesis presenta los resultados de la caracterizaci\u00f3n de diversos poliorganofosfacenos y otros pol\u00edmeros mediante cromatograf\u00eda de exclusi\u00f3n por tama\u00f1os con detecci\u00f3n m\u00faltiple.  los poliorganofosfacenos son pol\u00edmeros de cadena inorg\u00e1nica y grupos laterales org\u00e1nicos con interesantes propiedades tanto desde el punto de vista cient\u00edfico como tecnol\u00f3gico. Sin embargo su comportamiento en disoluci\u00f3n presenta diversos aspectos que lo diferencian de otros pol\u00edmeros de cadena principal carbonada y sus caracterizaci\u00f3n es problem\u00e1tica debido, entre otros factores, a la elevada polidispersidad y dif\u00edcil fraccionamiento. Adem\u00e1s, estos pol\u00edmeros muestran una tendencia a formar agregados, que producen dimensiones dispares seg\u00fan la t\u00e9cnica que se utilice en su caracterizaci\u00f3n e interaciconan con el relleno de las columnas de cromatograf\u00eda. Todos estos problemas se soslayan con la utilizaci\u00f3n de la t\u00e9cnica de cromatograf\u00eda de exclusi\u00f3n por tama\u00f1os con doble de detecci\u00f3n, de \u00edndices de refracci\u00f3n y difusi\u00f3n de luz de \u00e1ngulo m\u00faltiple, que ha permitido obtener distribuciones de pesos moleculares absolutas de la muestra de pol\u00edmero, sin necesidad de muestras monodispersas ni de aplicar el calibrado universal. Tambi\u00e9n ha sido posible determinar las distribuciones de las dimensiones, en concreto radio de giro, de cada pol\u00edmero y sus relaciones con el peso molecular. Est\u00e1s \u00faltimas han aportado informaci\u00f3n de la microestructura del pol\u00edmero (geometr\u00eda de forma que adopta en disoluci\u00f3n) y han permitido hacer un estudio de la degradaci\u00f3n de poliespirofosfacenos. Por \u00faltimo, el estudio se ha completado con la aplicaci\u00f3n de din\u00e1mica molecular al c\u00e1lculo de las propiedades de los polifosfacenos y de la posible influencia de los distintos tios de sustituyentes laterales en ellas.  la incorporaci\u00f3n de un tercer detector, un espectrofot\u00f3mero ultravioleta, ha suministrado informaci\u00f3n adicional a la caracterizaci\u00f3n de<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de la microestructura de poliorganofosfacenos en disoluci\u00f3n mediante cromatograf\u00edade exclusi\u00f3n por tama\u00f1os con detecci\u00f3n m\u00faltiple<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de la microestructura de poliorganofosfacenos en disoluci\u00f3n mediante cromatograf\u00edade exclusi\u00f3n por tama\u00f1os con detecci\u00f3n m\u00faltiple <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Rodr\u00edguez Laguna M. Teresa <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Alcal\u00e1<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 16\/12\/2002<\/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>M\u00aa Pilar Tarazona Lafarga<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Garc\u00eda blanco <\/li>\n<li>gabino Garriedo (vocal)<\/li>\n<li>Antonio Bello ant\u00f3n (vocal)<\/li>\n<li> L\u00f3pez mart\u00ednez m. del carmen (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rodr\u00edguez Laguna M. Teresa La tesis presenta los resultados de la caracterizaci\u00f3n de diversos poliorganofosfacenos y otros [&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":[17426],"tags":[6676,6850,62937,62938,25372,62936],"class_list":["post-20733","post","type-post","status-publish","format-standard","hentry","category-alcala","tag-antonio-bello-anton","tag-francisco-garcia-blanco","tag-gabino-garriedo","tag-lopez-Martinez-m-del-carmen","tag-ma-pilar-tarazona-lafarga","tag-rodriguez-laguna-m-teresa"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/20733","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=20733"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/20733\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=20733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=20733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=20733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}