{"id":58402,"date":"2007-10-05T00:00:00","date_gmt":"2007-10-05T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/can-the-pvlas-particle-be-compatible-with-the-astrophysical-bounds\/"},"modified":"2007-10-05T00:00:00","modified_gmt":"2007-10-05T00:00:00","slug":"can-the-pvlas-particle-be-compatible-with-the-astrophysical-bounds","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica-teorica-de-altas-energias\/can-the-pvlas-particle-be-compatible-with-the-astrophysical-bounds\/","title":{"rendered":"Can the pvlas particle be compatible with the astrophysical bounds?"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Javier Redondo Mart\u00edn <\/strong><\/h2>\n<p>La colaboraci\u00f3n pvlas ha anunciado recientemente la observaci\u00f3n de dicroismo y birefringencia del vacio en presencia de un campo magn\u00e9tico intenso. Ambos efectos son predicciones t\u00edpicas de la existencia de part\u00edculas ligeras que, como el axi\u00f3n, interaccionan con el campo electromagn\u00e9tico.  la intensidad de esta interacci\u00f3n inferida por las medidas de pvlas est\u00e1 fuertemente excluida por argumentos astrof\u00edsicos y por los llamados helioscopios, experimentos que intentan detectar estas particulas ya que, como los neutrinos, ser\u00edan producidas en gran n\u00famero en el interior del sol. en esta tesis se presentan modelos donde los l\u00edmites astrof\u00edsicos pierden toda su potencia, permitiendo la existencia de la part\u00edcula de pvlas.  Todos tienen en com\u00fan la existencia de part\u00edculas adicionales, en particular de parafotones y part\u00edculas milicargadas. tambi\u00e9n se realiza un estudio independiente de modelos que indica que la reconciliaci\u00f3n de pvlas con la astrof\u00edsica implica la existencia de nueva f\u00edsica a bajas energ\u00edas, accesible a experimentos de precisi\u00f3n.  finalmente se demuestra que en el caso de que la nueva part\u00edcula tenga paridad positiva, los l\u00edmites m\u00e1s excluyentes no provienen de la astrof\u00edsica sino de experimentos que comprueban la validez de la ley de la gravitaci\u00f3n universal o el efecto casimir.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Can the pvlas particle be compatible with the astrophysical bounds?<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Can the pvlas particle be compatible with the astrophysical bounds? <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Javier Redondo Mart\u00edn <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 10\/05\/2007<\/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>Eduard Masso Soler<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: albert Bramon planas <\/li>\n<li>alejandro Ibarra sixto (vocal)<\/li>\n<li>martine Bosman (vocal)<\/li>\n<li>igor Garc\u00eda irastorza (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Javier Redondo Mart\u00edn La colaboraci\u00f3n pvlas ha anunciado recientemente la observaci\u00f3n de dicroismo y birefringencia del vacio [&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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