{"id":771,"date":"2021-06-29T12:18:08","date_gmt":"2021-06-29T12:18:08","guid":{"rendered":"https:\/\/www.matterwaveoptics.eu\/?p=771"},"modified":"2021-06-29T12:18:12","modified_gmt":"2021-06-29T12:18:12","slug":"fama-francesca-towards-continuous-superradiance-with-a-hot-atomic-beam","status":"publish","type":"post","link":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/fomo2021\/contributed-talks\/fomo2021-abstract\/fama-francesca-towards-continuous-superradiance-with-a-hot-atomic-beam\/","title":{"rendered":"Fam\u00e0, Francesca &#8212; Towards continuous superradiance with a hot atomic beam"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Francesca Fam\u00e01, Sheng Zhou1, Camila Beli Silva1, Mikkel Tang1,3, Zeyuan Zhang1, Stefan Alaric Sch\u00e4ffer1, Shayne Bennetts1, Florian Schreck1,2&nbsp;and the iqClock consortium<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1<em>Van der Waals-Zeeman Institute, Institute of Physics, University of Amsterdam, The Netherlands&nbsp;<\/em><em>2<\/em><em>QuSoft, Science Park 123, The Netherlands,&nbsp;<\/em><em>3<\/em><em>Niels Bohr Institute, University of Copenhagen, Denmark<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Continuous superradiant lasers have been proposed as next generation optical atomic clocks for precision measurement, metrology, quantum sensing and the exploration of new physics [1].<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Superradiance is a collective phenomenon resulting in an enhanced single atom emission rate [2]. A way to provide the required phase synchronization is coupling a cold cloud of atoms to a cavity mode. This technique has been used to demonstrate pulsed superradiance [3-5], however, steady-state operation remains an open challenge.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Here we describe our machine aimed at validating an alternative proposal [6], a rugged superradiant laser operating on the&nbsp;1S0-3P1&nbsp;transition of&nbsp;88Sr using a hot collimated atomic beam. The elegance of this approach is that a single cooling stage and a low finesse cavity appear sufficient to fulfill the requirements for continuous superradiance. Consequently, our device promises a compact, robust, and simple optical frequency reference.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[1] Meiser\u00a0<em>et al.<\/em>, Phys. Rev. Lett.\u00a0<strong>102<\/strong>, 163601 (2009). [2] Dicke, Phys. Rev\u00a0<strong>93<\/strong>, 99 (1954).<br>[3] Norcia\u00a0<em>et al.<\/em>, Sci. Adv.\u00a0<strong>2<\/strong>, e1601231 (2016) [4]Laske\u00a0<em>et al.<\/em>, Phys. Rev. Lett.\u00a0<strong>123<\/strong>, 103601(2019), [5]Schaffer\u00a0<em>et al.<\/em>, Phys. Rev. A\u00a0<strong>101<\/strong>, 013819 (2020). [6]\u00a0Liu\u00a0<em>et al.<\/em>, Phys. Rev. Lett.\u00a0<strong>125<\/strong>, 253602 (2020).<\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-content\/uploads\/2021\/06\/Fama-Francesca-Towards-continuous-superradiance-with-a-hot-atomic-beam.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of Embed of Fama-Francesca-Towards-continuous-superradiance-with-a-hot-atomic-beam..\"><\/object><a href=\"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-content\/uploads\/2021\/06\/Fama-Francesca-Towards-continuous-superradiance-with-a-hot-atomic-beam.pdf\">Fama-Francesca-Towards-continuous-superradiance-with-a-hot-atomic-beam<\/a><a href=\"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-content\/uploads\/2021\/06\/Fama-Francesca-Towards-continuous-superradiance-with-a-hot-atomic-beam.pdf\" class=\"wp-block-file__button\" download>Download<\/a><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Continuous superradiant lasers have been proposed as next generation optical atomic clocks for precision measurement, metrology, quantum sensing and the exploration of new physics [1].<br \/>\nSuperradiance is a collective phenomenon resulting in an enhanced single atom emission rate [2]. A way to provide the required phase synchronization is coupling a cold cloud of atoms to a cavity mode. This technique has been used to demonstrate pulsed superradiance [3-5], however, steady-state operation remains an open challenge.<br \/>\nHere we describe our machine aimed at validating an alternative proposal [6], a rugged superradiant laser operating on the 1S0-3P1 transition of 88Sr using a hot collimated atomic beam. The elegance of this approach is that a single cooling stage and a low finesse cavity appear sufficient to fulfill the requirements for continuous superradiance. Consequently, our device promises a compact, robust, and simple optical frequency reference.<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-771","post","type-post","status-publish","format-standard","hentry","category-fomo2021-abstract"],"jetpack_featured_media_url":"","uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"ashe-slider-full-thumbnail":false,"ashe-full-thumbnail":false,"ashe-list-thumbnail":false,"ashe-grid-thumbnail":false,"ashe-single-navigation":false},"uagb_author_info":{"display_name":"Wolf von Klitzing","author_link":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/author\/klitzing\/"},"uagb_comment_info":0,"uagb_excerpt":"Continuous superradiant lasers have been proposed as next generation optical atomic clocks for precision measurement, metrology, quantum sensing and the exploration of new physics [1]. Superradiance is a collective phenomenon resulting in an enhanced single atom emission rate [2]. A way to provide the required phase synchronization is coupling a cold cloud of atoms to&hellip;","jetpack_sharing_enabled":true,"publishpress_future_action":{"enabled":false,"date":"2026-07-29 18:42:31","action":"category","newStatus":"draft","terms":[],"taxonomy":"category","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/771","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/comments?post=771"}],"version-history":[{"count":1,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/771\/revisions"}],"predecessor-version":[{"id":773,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/771\/revisions\/773"}],"wp:attachment":[{"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/media?parent=771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/categories?post=771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/tags?post=771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}