{"id":13760,"date":"2001-12-11T00:00:00","date_gmt":"2001-12-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-numerico-y-asintotico-del-efecto-gunn-en-varias-dimensiones-descrito-por-el-modelo-de-kroener-de-conveccion-difusion\/"},"modified":"2001-12-11T00:00:00","modified_gmt":"2001-12-11T00:00:00","slug":"estudio-numerico-y-asintotico-del-efecto-gunn-en-varias-dimensiones-descrito-por-el-modelo-de-kroener-de-conveccion-difusion","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/estudio-numerico-y-asintotico-del-efecto-gunn-en-varias-dimensiones-descrito-por-el-modelo-de-kroener-de-conveccion-difusion\/","title":{"rendered":"Estudio num\u00e9rico y asint\u00f3tico del efecto gunn en varias dimensiones descrito por el modelo de kroener de convecci\u00f3n-difusi\u00f3n"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ram\u00f3n Escobedo Mart\u00ednez <\/strong><\/h2>\n<p>Se describe el fen\u00f3meno f\u00edsico del efecto gunn y se introducen los conceptos generales de los fen\u00f3menos de transporte de electrones en materiales semiconductores.  se presenta el modelo de kroemer de convecci\u00f3n-difusi\u00f3n que describe el efecto gunn en varias dimensiones. Se presenta la resoluci\u00f3n num\u00e9rica del efecto gunn axisim\u00e9trico en la geometr\u00eda de corbino y se describen los tres reg\u00edmenes de comportamiento que puede adoptar el dispositivo en funci\u00f3n del voltaje aplicado, que es el par\u00e1metro de control. Se hace el an\u00e1lisis asint\u00f3tico del problema del efecto gunn en muestras suficientemente largas. Se presentan las primeras simulaciones num\u00e9ricas del efecto gunn bidimensional, concretamente en muestras rectangulares con contactos puntuales interiores. Se formula un problema de frontera libre para descubrir la evoluci\u00f3n de la vida viajera del efecto gunn cuando se encuentra lejos de los contactos.  se resuelven los problemas para los casos m\u00e1s simples de las geometr\u00edas unidimensionales y axisim\u00e9tricas y se obtienen unos resultados que coinciden muy bien con las simulaciones cl\u00e1sicas del modelo kroemer y con los experimentos de gunn.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio num\u00e9rico y asint\u00f3tico del efecto gunn en varias dimensiones descrito por el modelo de kroener de convecci\u00f3n-difusi\u00f3n<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio num\u00e9rico y asint\u00f3tico del efecto gunn en varias dimensiones descrito por el modelo de kroener de convecci\u00f3n-difusi\u00f3n <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ram\u00f3n Escobedo Mart\u00ednez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Carlos III de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/11\/2001<\/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>Luis L\u00f3pez Bonilla<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Miguel angel Herrero Garc\u00eda <\/li>\n<li>Francisco Higuera ant\u00f3n (vocal)<\/li>\n<li>vicenzo Capasso (vocal)<\/li>\n<li>Juan  bosco Garc\u00eda archilla (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ram\u00f3n Escobedo Mart\u00ednez Se describe el fen\u00f3meno f\u00edsico del efecto gunn y se introducen los conceptos generales [&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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