{"id":87424,"date":"2018-03-10T00:12:12","date_gmt":"2018-03-10T00:12:12","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/extraction-des-lanthanides-et-des-actinides-au-moyen-de-calixarenes-portant-des-groupements-cmpo\/"},"modified":"2018-03-10T00:12:12","modified_gmt":"2018-03-10T00:12:12","slug":"extraction-des-lanthanides-et-des-actinides-au-moyen-de-calixarenes-portant-des-groupements-cmpo","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ingenieria-y-tecnologia-quimicas\/extraction-des-lanthanides-et-des-actinides-au-moyen-de-calixarenes-portant-des-groupements-cmpo\/","title":{"rendered":"Extraction des lanthanides et des actinides au moyen de calixarenes portant des groupements cmpo"},"content":{"rendered":"<h2>Tesis doctoral de <strong> M. Alejandro Garcia Carrera <\/strong><\/h2>\n<p>Dentro del marco del programa frances spin(separaci\u00f3n\/incineraci\u00f3n) sobre la gesti\u00f3n de residuos nucleares, diferntes lineas de investigaci\u00f3n est\u00e1n llevandose a cabo para desarrollar procedimientos de separaci\u00f3n de radioelementos de larga vida, presentes en los efluentes radioactivos procedentes del reproceso del combustible nuclear, afin de poder transmutarlos o acondicionarlos dentro de matrices especificas. La separaci\u00f3n en una unica etapa y en medio fuertemente acido de los actinidos menores(americio y curio) de los lant\u00e1nidos trivalentes en uno de los grandes problemas de la quimica separativa.  la separaci\u00f3n de estos elementos mediante t\u00e9cnicas de extracci\u00f3n liquido-liquido ha sido investigada utilizando diversas mol\u00e9culas, pero la mayor parte de ellas no son eficaces en medio acido. Los \u00f3xidos de carbamoilmetilfosfina (cmpo), empleados en el procedimiento truex(trans uranium extraction), han sido ampliamente estudiados en la extracci\u00f3n conjunta de los act\u00ednidos y lactanidos en medio acido, pero la selectividad actinido\/lact\u00e1nido es debil.  bas\u00e1ndose en las propiedades extractantes del cmpo, moleculas tipo \u00abcalixareno\u00bb funcionalizadas con unidades \u00aboxido de carbamoilmetilphosphina\u00bb, sobre el borde estrecho o ancho del calixareno, han sido sintetizadas como extractantes selectivos de los actinidos trivalentes.  esta tesis versa sobre el estudio del comportamiento de esta nuevas mol\u00e9culas en la extraccion\/separacion de los act\u00ednidos\/lantanidos en medio acido. el comportamiento en extracci\u00f3n, desextracci\u00f3n o la hidr\u00f3lisis acida de los calixaremos-cmpo sera estudiado afin de definir las caracteristicas estructurales de la molecula que permita su aplicaci\u00f3n en un potencial procedimiento industrial de extracci\u00f3n\/separaci\u00f3n de los actinidos trivalentes, contenidos en los efluentes radioactivos procedentes del reproceso del combustible nuclear.  los calixarenos-cmpo sustituidos por su borde extrecho, a pesar de p<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Extraction des lanthanides et des actinides au moyen de calixarenes portant des groupements cmpo<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Extraction des lanthanides et des actinides au moyen de calixarenes portant des groupements cmpo <\/li>\n<li><strong>Autor:<\/strong>\u00a0 M. Alejandro Garcia Carrera <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de catalunya<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 20\/11\/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>Ana Mar\u00eda Sastre Requena<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: josep Arnaldos viger <\/li>\n<li>francoise Arnaud-neu (vocal)<\/li>\n<li>francois Desreux jean (vocal)<\/li>\n<li>pascal Dannus (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de M. Alejandro Garcia Carrera Dentro del marco del programa frances spin(separaci\u00f3n\/incineraci\u00f3n) sobre la gesti\u00f3n de residuos nucleares, [&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":[332,10599,1333,305,15596,9351],"tags":[28120,182981,182980,42748,182979,182982],"class_list":["post-87424","post","type-post","status-publish","format-standard","hentry","category-ciencias-tecnologicas","category-eliminacion-de-residuos-radiactivos","category-ingenieria-y-tecnologia-del-medio-ambiente","category-ingenieria-y-tecnologia-quimicas","category-politecnica-de-catalunya","category-separacion-quimica","tag-ana-maria-sastre-requena","tag-francois-desreux-jean","tag-francoise-arnaud-neu","tag-josep-arnaldos-viger","tag-m-alejandro-garcia-carrera","tag-pascal-dannus"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/87424","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=87424"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/87424\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=87424"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=87424"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=87424"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}