{"id":77383,"date":"2018-03-09T23:22:53","date_gmt":"2018-03-09T23:22:53","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/quantum-effects-in-laser-preparation-and-detection-of-ultracold-moving-atoms\/"},"modified":"2018-03-09T23:22:53","modified_gmt":"2018-03-09T23:22:53","slug":"quantum-effects-in-laser-preparation-and-detection-of-ultracold-moving-atoms","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/propagacion-de-ondas-electromagneticas\/quantum-effects-in-laser-preparation-and-detection-of-ultracold-moving-atoms\/","title":{"rendered":"Quantum effects in laser preparation and detection of ultracold moving atoms"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Beatriz Navarro Torres <\/strong><\/h2>\n<p>El proyecto de investigaci\u00f3n realizado en esta tesis se enmarca dentro del campo de la \u00f3ptica cu\u00e1ntica, y su objetivo principal ha sido el estudio de los efectos que se producen debido a la interacci\u00f3n entre un \u00e1tomo ultraf\u00edo de dos niveles en movimiento y un campo l\u00e1ser localizado en cierta regi\u00f3n del espacio.     uno de los efectos encontrados es la supresi\u00f3n de las oscilaciones de rabi cuando el \u00e1tomo entra en la regi\u00f3n iluminada por el l\u00e1ser, que depende de la velocidad de incidencia del \u00e1tomo en dicha regi\u00f3n y constituye un m\u00e9todo de selecci\u00f3n de estados: independientemente del estado de incidencia, el estado final puede ser seleccionado variando par\u00e1metros del l\u00e1ser tales como la intensidad y el desintonizado. Se ha estudiado la analog\u00eda \u00f3ptica de este efecto de supresi\u00f3n en t\u00e9rminos de la actividad \u00f3ptica y de la polarizaci\u00f3n de la luz en interacci\u00f3n con un medio \u00f3pticamente activo.     para modelar la interacci\u00f3n f\u00edsica entre el \u00e1tomo y el l\u00e1ser, hemos obtenido un potencial complejo exacto, no local y dependiente de la energ\u00eda, que en cierto l\u00edmite puede aproximarse por un potencial local y dependiente de la energ\u00eda, que en cierto l\u00edmite puede aproximarse por un potencial local e independiente de la energ\u00eda, lo que a su vez justifica el uso de este tipo de potenciales en los modelos de medida de tiempos, en particular en medidas de tiempos de llegada de part\u00edculas sujetas a potenciales externos. finalmente, usando el potencial complejo hemos propuestos dos m\u00e9todos de detecci\u00f3n perfecta de \u00e1tomos ultrafr\u00edos y hemos comparado dicho potencial con otros potenciales absorbentes perfectos basados en argumentos semicl\u00e1sicos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Quantum effects in laser preparation and detection of ultracold moving atoms<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Quantum effects in laser preparation and detection of ultracold moving atoms <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Beatriz Navarro Torres <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Pa\u00eds vasco\/euskal herriko unibertsitatea<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 25\/11\/2005<\/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> Mugra Francisco Juan  Gonzalo<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: david Gu\u00e9ry-odelin <\/li>\n<li>pascual Palao jose (vocal)<\/li>\n<li>Santiago Brouard (vocal)<\/li>\n<li>andreas Ruschhaupt (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Beatriz Navarro Torres El proyecto de investigaci\u00f3n realizado en esta tesis se enmarca dentro del campo de [&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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