{"id":63206,"date":"2018-03-09T22:51:10","date_gmt":"2018-03-09T22:51:10","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aplicacio-de-llenga%c2%bces-electra%c2%b2niques-potencioma%c2%a8triques-per-al-monitoratge-en-els-camps-agra%c2%adcola-mediambiental-i-cla%c2%adnic\/"},"modified":"2018-03-09T22:51:10","modified_gmt":"2018-03-09T22:51:10","slug":"aplicacio-de-llenga%c2%bces-electra%c2%b2niques-potencioma%c2%a8triques-per-al-monitoratge-en-els-camps-agra%c2%adcola-mediambiental-i-cla%c2%adnic","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/aplicacio-de-llenga%c2%bces-electra%c2%b2niques-potencioma%c2%a8triques-per-al-monitoratge-en-els-camps-agra%c2%adcola-mediambiental-i-cla%c2%adnic\/","title":{"rendered":"Aplicaci\u00f3 de llengues electr\u00f3niques potenciom\u00e9triques per al monitoratge en els camps agr\u00edcola, mediambiental i cl\u00ednic"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Manuel Gutierrez Capitan <\/strong><\/h2>\n<p>Los sensores qu\u00edmicos tienen hoy en d\u00eda un renovado inter\u00e9s debido a las crecientes necesidades actuales de la sociedad de disponer de m\u00e1s y mejor informaci\u00f3n anal\u00edtica. No obstante, la carencia de sensores ideales espec\u00edficos para una especie determinada llev\u00f3 a nuestro grupo de investigaci\u00f3n a explorar las posibilidades de las lenguas electr\u00f3nicas. Estos sistemas anal\u00edticos, bioinspirados en el sentido del gusto, consideran un conjunto o matriz de sensores y\/o biosensores con selectividad cruzada, y no un \u00fanico sensor. La rica y abundante informaci\u00f3n obtenida es posteriormente tratada con herramientas de calibraci\u00f3n multivariable, como las redes neuronales artificiales (rna) o la regresi\u00f3n por m\u00ednimos cuadrados parciales (pls, del ingl\u00e9s partial least squares), para extraer la informaci\u00f3n anal\u00edtica \u00fatil. la presente tesis doctoral empez\u00f3 enfocada en el desarrollo, por primera vez en el grupo, de lenguas electr\u00f3nicas potenciom\u00e9tricas basadas en matrices de biosensores. Concretamente, se construy\u00f3 una lengua electr\u00f3nica para la determinaci\u00f3n simult\u00e1nea de urea, amonio, potasio y sodio en muestras cl\u00ednicas. Para ello, se fabricaron y caracterizaron primero diferentes biosensores de urea basados en la enzima ureasa y, una vez demostrada su idoneidad para ser implementados en una matriz, se construyeron dos modelos de respuesta diferentes basados en rna y pls, respectivamente. Los resultados obtenidos mostraron una mejor capacidad de predicci\u00f3n en el caso del modelo con rna, con el que se consigui\u00f3 determinar la urea sin necesidad de eliminar las interferencias alcalinas. con la experiencia adquirida con este primer sistema, se iniciaron y continuaron otras aplicaciones de las lenguas electr\u00f3nicas potenciom\u00e9tricas, las cuales sirvieron para abordar tres requisitos clave en los sistemas sensores: peque\u00f1as dimensiones, bajo coste y generaci\u00f3n de informaci\u00f3n en tiempo real e in-situ. Para los dos primeros aspectos, se consider\u00f3 la fab<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aplicaci\u00f3 de llengues electr\u00f3niques potenciom\u00e9triques per al monitoratge en els camps agr\u00edcola, mediambiental i cl\u00ednic<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aplicaci\u00f3 de llengues electr\u00f3niques potenciom\u00e9triques per al monitoratge en els camps agr\u00edcola, mediambiental i cl\u00ednic <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Manuel Gutierrez Capitan <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 29\/02\/2008<\/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> Del Valle Zafra Manel<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: jordi Bartroli molins <\/li>\n<li>jean-louis Marty (vocal)<\/li>\n<li> Dur\u00e1n altisent josep Mar\u00eda (vocal)<\/li>\n<li>cecilia Jimenez jorquera (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Manuel Gutierrez Capitan Los sensores qu\u00edmicos tienen hoy en d\u00eda un renovado inter\u00e9s debido a las crecientes [&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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