{"id":22325,"date":"2018-03-09T09:12:27","date_gmt":"2018-03-09T09:12:27","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efectos-de-la-irradiacion-con-iones-energeticos-sobre-hielos-de-interes-astrofa%c2%adsico\/"},"modified":"2018-03-09T09:12:27","modified_gmt":"2018-03-09T09:12:27","slug":"efectos-de-la-irradiacion-con-iones-energeticos-sobre-hielos-de-interes-astrofa%c2%adsico","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/politecnica-de-valencia\/efectos-de-la-irradiacion-con-iones-energeticos-sobre-hielos-de-interes-astrofa%c2%adsico\/","title":{"rendered":"Efectos de la irradiaci\u00f3n con iones energ\u00e9ticos sobre hielos de inter\u00e9s astrof\u00edsico"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Manuel Domingo Beltr\u00e1n <\/strong><\/h2>\n<p>Uno de los campos de estudio de la astrof\u00edsica es el estudio de la materia condensada. Es conocida la presencia de hielos en diversas regiones del espacio: en el medio interestelar denso, en los planetas y sat\u00e9lites de la parte m\u00e1s externa del sistema solar as\u00ed como en los cometas. En ellas los hielos se pueden ver sometidos a la influencia de diferentes agentes energ\u00e9ticos como son rayos c\u00f3smicos, fotones uv, viento solar e iones de las magnetosferas.  por medio de experimentos de laboratorio en condiciones similares a las atrof\u00edsicas, se pretende caracterizar a las sustancias que constituyen los hielos, a partir de la medici\u00f3n de su densidad e \u00edndice de refracci\u00f3n, estudio de su espectro infrarrojo y c\u00e1lculo de la absorbancia integrada de sus bandas principales, as\u00ed como el efecto de la irradiaci\u00f3n con iones energ\u00e9ticos.  las sustancias estudiadas en esta tesis han sido hidrocarburos c2hn (n=2,4,6), ch4 (puro y en mezclas con agua y nitr\u00f3geno) y ch3oh.  los experimentos han permitido, adem\u00e1s de la obtenci\u00f3n de los valores de las magnitudes f\u00edsicas anteriores, averiguar las nuevas mol\u00e9culas que se forman a partir de los fragmentos en los que quedan divididas las del hielo original como consecuencia de la irradiaci\u00f3n. Estos mismos productos se deben encontrar en las regiones donde las mismas mol\u00e9culas se ven sometidas a un procesamiento energ\u00e9tico. Particularmente importante ha sido la obtenci\u00f3n de las mol\u00e9cula hcn tras la irradiaci\u00f3n de compuestos c2hn (n=2,4,6) con 15 kev de n+, por el hecho de que el i\u00f3n incidente sea reactivo y haya quedado implantado en el hielo.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efectos de la irradiaci\u00f3n con iones energ\u00e9ticos sobre hielos de inter\u00e9s astrof\u00edsico<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efectos de la irradiaci\u00f3n con iones energ\u00e9ticos sobre hielos de inter\u00e9s astrof\u00edsico <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Manuel Domingo Beltr\u00e1n <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de Valencia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/03\/2003<\/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>Miguel Angel Satorre Aznar<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: jos\u00e9 Cernicharo quintanilla <\/li>\n<li>guillermo Bernabeu pastor (vocal)<\/li>\n<li>Carlos Mart\u00ednez roger (vocal)<\/li>\n<li>giovanni Strazzulla (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Manuel Domingo Beltr\u00e1n Uno de los campos de estudio de la astrof\u00edsica es el estudio de la [&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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