{"id":19451,"date":"2002-11-10T00:00:00","date_gmt":"2002-11-10T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/the-secret-life-of-adolescent-stars-magnetic-activity-of-post-t-tauri-stars-in-lindroos-systems\/"},"modified":"2002-11-10T00:00:00","modified_gmt":"2002-11-10T00:00:00","slug":"the-secret-life-of-adolescent-stars-magnetic-activity-of-post-t-tauri-stars-in-lindroos-systems","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/the-secret-life-of-adolescent-stars-magnetic-activity-of-post-t-tauri-stars-in-lindroos-systems\/","title":{"rendered":"The secret life of adolescent stars: magnetic activity of post-t tauri stars in lindroos systems"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Nuria Huelamo Bautista <\/strong><\/h2>\n<p>En esta tesis hemos estudiado la actividad magn\u00e9tica de un grupo de estrellas j\u00f3venes de tipos tard\u00edos que se encuentran en la fase post-t tauri. La muestra analizada contiene estrellas post-t tauri (ptts) que forman parte de sistemas binarios de lindroos, esto es, sistemas con estrellas primarias de tipos tempranos (en mayor parte de tipo b) y estrellas secundarias de tipos tard\u00edos. La muestra de ptts llena un vac\u00edo observacional que exist\u00eda entre las estrellas t tauri cl\u00e1sicas (ctts) m\u00e1s evolucionadas y las estrellas en la secuencia principal de edad cero (zams) m\u00e1s j\u00f3venes. Nuestro estudio est\u00e1 centrado en las propiedades rotacionales y en los rayos-x de estas estrellas, dado que ambas est\u00e1n relacionadas con la actividad mang\u00e9tica observada en estrellas de tipos espectrales tard\u00edos.  el an\u00e1lisis de los datos en rayos-x ha mostrado que las ptts son emisoras muy intensas y sus niveles de actividad magn\u00e9tica son comparables a los que se han observado en estrellas t tauri (tts). Incluso hemos detectado una fulguraci\u00f3n muy energ\u00e9tica en uno de los objetos de la muestra, similar a las observadas en tts. El seguimiento fotom\u00e9trico de la muestra de ptts nos ha permitido estimar sus periodos de rotaci\u00f3n, que var\u00edan entre tres y ocho d\u00edas. Al comparar los periodos observados con los modelos te\u00f3ricos de evoluci\u00f3n del momento angular en estrellas pre-secuencia principal (pms), concluimos que la distribuci\u00f3n de periodos se puede explicar asumiendo diferentes tiempos de desacoplamiento magn\u00e9tico entre las estrellas y su disco circunestelar. Para la muestra de ptts deducimos tiempos de desacoplamiento mang\u00e9tico que var\u00edan entre 1 y 20 millones de a\u00f1os. Dado que estos tiempos est\u00e1n directamente relacionados con la vida media de los discos circunestelares, este intervalo de edades proporciona una estimaci\u00f3n de los tiempos de disipaci\u00f3n de los discos protoplanetarios.  el estudio  de las relaciones entre la actividad y la<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>The secret life of adolescent stars: magnetic activity of post-t tauri stars in lindroos systems<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 The secret life of adolescent stars: magnetic activity of post-t tauri stars in lindroos systems <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Nuria Huelamo Bautista <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/10\/2002<\/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>Ralph Neuhaeuser<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Eiroa de san Francisco Carlos <\/li>\n<li>wolfgang Brandner (vocal)<\/li>\n<li>benjam\u00edn Montesinos comino (vocal)<\/li>\n<li>matilde Fern\u00e1ndez hern\u00e1ndez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Nuria Huelamo Bautista En esta tesis hemos estudiado la actividad magn\u00e9tica de un grupo de estrellas j\u00f3venes [&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":[1],"tags":[10265,59736,59738,59734,59735,59737],"class_list":["post-19451","post","type-post","status-publish","format-standard","hentry","category-sin-categoria","tag-benjamin-montesinos-comino","tag-eiroa-de-san-francisco-carlos","tag-matilde-fernandez-hernandez","tag-nuria-huelamo-bautista","tag-ralph-neuhaeuser","tag-wolfgang-brandner"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/19451","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=19451"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/19451\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=19451"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=19451"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=19451"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}