{"id":2706,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1994\/01\/01\/movimientos-rigidos-en-relatividad-general\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"movimientos-rigidos-en-relatividad-general","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/movimientos-rigidos-en-relatividad-general\/","title":{"rendered":"Movimientos rigidos en relatividad general"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Miguel Barreda Rochera <\/strong><\/h2>\n<p>En este trabajo se propone una definicion de rigidez (l-rigidez) que en casos particulares (campos debiles y curvatura constante) conduce a la casi-rigidez. Ademas se prueba que en el espacio de minkowski, bajo condiciones de velocidad angular peque\u00f1a y constante, la l-rigidez y la rigidez debil son equivalentes.  previo a este estudio se introduce la conexion de fermi, que generaliza la derivada de fermi, y se deduce que su traslado paralelo responde a rotaciones espaciales. Por otra parte, se da un ejemplo de espacio-tiempo no plano que admite una conexion de fermi plana (solucion conformemente plana de fluido perfecto).  en la tercera parte de esta memoria, se analiza la compatibilidad de la l-rigidez y la rigidez clasica.  utilizando el formalismo ppn se obtiene que la l-rigidez esta de acuerdo con la rigidez newtoniana, y ademas que la densidad de masa material es constante a lo largo del movimiento. En la aproximacion post-newtoniana se deduce que el potencial newtoniano es constante a lo largo de la linea base l y que el campo gravitatorio es estacionario en el sistema comovil. Ademas se obtiene que la variacion del campo gravitatorio depende de la velocidad de avance y de la velocidad angular.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Movimientos rigidos en relatividad general<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Movimientos rigidos en relatividad general <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Miguel Barreda Rochera <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Universitat de val\u00e9ncia (estudi general)<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/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>Joaquin Olivert Pellicer<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jes\u00fas Martin Martin <\/li>\n<li> Del Olmo Mu\u00f1oz Vicente (vocal)<\/li>\n<li>Antonio Martinez Naveira (vocal)<\/li>\n<li> Lopez Orti Jos\u00e9 Antonio (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Miguel Barreda Rochera En este trabajo se propone una definicion de rigidez (l-rigidez) que en casos particulares [&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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