{"id":39024,"date":"2018-03-09T09:38:54","date_gmt":"2018-03-09T09:38:54","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/aspectos-electricos-de-la-atmosfera-de-titan-experimento-pwa-en-la-sonda-huygens\/"},"modified":"2018-03-09T09:38:54","modified_gmt":"2018-03-09T09:38:54","slug":"aspectos-electricos-de-la-atmosfera-de-titan-experimento-pwa-en-la-sonda-huygens","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/astronomia-y-astrofisica\/aspectos-electricos-de-la-atmosfera-de-titan-experimento-pwa-en-la-sonda-huygens\/","title":{"rendered":"Aspectos electricos de la atmosfera de titan. experimento pwa en la sonda huygens."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Gregorio Jose Molina Cuberos <\/strong><\/h2>\n<p>Se ha estudiado la baja ionosfera de tit\u00e1n (desde 1 hasta 400 km) mediante un modelo unidimensional de qu\u00edmica i\u00f3n-neutro. En esta regi\u00f3n de la atm\u00f3sfera la principal fuente de ionizaci\u00f3n son los rayos c\u00f3smicos gal\u00e1cticos, que pueden penetrar hasta las partes m\u00e1s profundas de la atm\u00f3sfera e ionizar las especies neutras de la atm\u00f3sfera de tit\u00e1n (principalmente n2, ch4, ar, h2 y co) para producir una ionosfera a 90 km y de 2500 electrones por cent\u00edmetro c\u00fabico. se han analizado la dependencia del perfil de densidad electr\u00f3nica con aspectos tales como la actividad solar, coeficiente de recombinaci\u00f3n electr\u00f3nica, especie i\u00f3nica mayoritaria, momento magn\u00e9tico de tit\u00e1n. Tambi\u00e9n se ha realizado un an\u00e1lisis de la sensibilidad del modelo ante cambios en las velocidades de reacci\u00f3n y en la distribuci\u00f3n de las especies neutras m\u00e1s influyentes en la distribuci\u00f3n de iones. El modelo de baja ionosfera ha permitido calcular las dos componentes polares de conductividad, positiva y negativa, de la atm\u00f3sfera de tit\u00e1n que ser\u00e1n medidas por el instrumento pwa (permitiviy wave and altimeter), uno de los experimentos alojados en huygens, sonda que tiene previsto penetrar en la atm\u00f3sfera de tit\u00e1n en noviembre de 2004.  por otra parte se han analizado las medidas de relajaci\u00f3n tomadas por un globo estratosf\u00e9rico en la atm\u00f3sfera terrestre. Dicho globo portaba una maqueta a escala 1:1 de la sonda huygens, en la que se montaron copias de algunos de los instrumentos que posteriormente fueron enviados hacia tit\u00e1n. El estudio de las medidas de conductividad tomadas durante el experimento ha permitido demostrar el correcto funcionamiento de la sonda de relajaci\u00f3n.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Aspectos electricos de la atmosfera de titan. experimento pwa en la sonda huygens.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Aspectos electricos de la atmosfera de titan. experimento pwa en la sonda huygens. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Gregorio Jose Molina Cuberos <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Granada<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 18\/12\/1998<\/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>Jos\u00e9 Juan Lopez Moreno<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: rafael Rodrigo montero <\/li>\n<li>Antonio Molina cuevas (vocal)<\/li>\n<li>Manuel Saez cano (vocal)<\/li>\n<li>konrad Schwingenschuh (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Gregorio Jose Molina Cuberos Se ha estudiado la baja ionosfera de tit\u00e1n (desde 1 hasta 400 km) [&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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