{"id":59098,"date":"2018-03-09T22:46:56","date_gmt":"2018-03-09T22:46:56","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/quantum-state-engineering-in-cavity-quantum-electrodynamcis\/"},"modified":"2018-03-09T22:46:56","modified_gmt":"2018-03-09T22:46:56","slug":"quantum-state-engineering-in-cavity-quantum-electrodynamcis","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/fisica\/quantum-state-engineering-in-cavity-quantum-electrodynamcis\/","title":{"rendered":"Quantum state engineering in cavity quantum electrodynamcis"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Roc\u00edo Garc\u00eda Maraver <\/strong><\/h2>\n<p>En la presente tesis se aborda el procesado cu\u00e1ntico de informaci\u00f3n en sistemas \u00f3pticos cu\u00e1nticos. El trabajo se centra en el dominio de la electrodin\u00e1mica cu\u00e1ntica en cavidades (cavity-qed) donde el campo electromagn\u00e9tico constituido por unos pocos fotones se encuentra confinado en una cavidad consistente en dos espejos de alta calidad alineados de forma que sea posible confinar los modos resonantes durante tiempos lo suficientemente elevados como para que la interacci\u00f3n luz-materia pueda ser relevante. En cavity-qed es posible reducir la interacci\u00f3n luz-materia al caso m\u00e1s simple: el modelo de jaynes-cummings, donde unos pocos \u00e1tomos pueden interaccionar con un \u00fanico modo de radiaci\u00f3n confinado en una cavidad. T\u00edpicamente, el sistema cu\u00e1ntico est\u00e1 constituido por los estados cu\u00e1nticos del \u00e1tomo y el campo electromagn\u00e9tico, por ejemplo: el n\u00famero de fotones de cada polarizaci\u00f3n. En este contexto, y considerando sistemas  at\u00f3micos de tres niveles proponemos unos modelos para realizar ingenier\u00eda cu\u00e1ntica en cavity-qed. Por un lado, proponemos  la realizaci\u00f3n de una puerta l\u00f3gica cu\u00e1ntica de fase para dos pulsos cu\u00e1nticos de luz ortogonales en polarizaci\u00f3n.  Asimismo, considerando estados del campo de radiaci\u00f3n en un estado coherente o semi-cl\u00e1sico es posible crear estados de fotones entrelazados en polarizaci\u00f3n mediante la aplicaci\u00f3n de la puerta de fase.   Por otro lado, proponemos un nuevo mecanismo para crear pares de fotones entrelazados, constituido por un \u00e1tomo de tres niveles interaccionando, sucesivamente, con los modos confinados en dos cavidades. Esta \u00faltima propuesta tiene un gran inter\u00e9s por su posible aplicaci\u00f3n a la criptograf\u00eda cu\u00e1ntica.  el estudio de la din\u00e1mica de los modelos propuestos se ha realizado mediante las formulaciones: matriz densidad, ecuaci\u00f3n de schr\u00ed\u00b6dinger y el m\u00e9todo de los saltos cu\u00e1nticos. Estos m\u00e9todos permiten obtener resultados realistas puesto que incorporan la presencia de procesos<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Quantum state engineering in cavity quantum electrodynamcis<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Quantum state engineering in cavity quantum electrodynamcis <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Roc\u00edo Garc\u00eda Maraver <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 18\/06\/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>Ramon Corbalan Yuste<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: ramon Vilaseca alavedra <\/li>\n<li>carles Serrat jurado (vocal)<\/li>\n<li>Luis Plaja rustein (vocal)<\/li>\n<li>j\u00ed\u00bcrgen Eschner (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Roc\u00edo Garc\u00eda Maraver En la presente tesis se aborda el procesado cu\u00e1ntico de informaci\u00f3n en sistemas \u00f3pticos [&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":[199],"tags":[97113,130581,94220,12280,12279,130580],"class_list":["post-59098","post","type-post","status-publish","format-standard","hentry","category-fisica","tag-carles-serrat-jurado","tag-jirgen-eschner","tag-luis-plaja-rustein","tag-ramon-corbalan-yuste","tag-ramon-vilaseca-alavedra","tag-rocio-garcia-maraver"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/59098","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=59098"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/59098\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=59098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=59098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=59098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}