{"id":659,"date":"2021-06-28T13:42:00","date_gmt":"2021-06-28T13:42:00","guid":{"rendered":"https:\/\/www.matterwaveoptics.eu\/?p=659"},"modified":"2021-06-28T13:43:23","modified_gmt":"2021-06-28T13:43:23","slug":"beguin-ashley-large-momentum-transfer-atom-interferometer-using-sequential-bragg-diffraction","status":"publish","type":"post","link":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/fomo2021\/contributed-talks\/fomo2021-abstract\/beguin-ashley-large-momentum-transfer-atom-interferometer-using-sequential-bragg-diffraction\/","title":{"rendered":"B\u00e9guin, Ashley &#8212; Large momentum transfer atom interferometer using sequential Bragg diffraction"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Light pulse atom interferometers are implemented for precision measurements in various areas such as gravito-inertial measurements or measuring fundamental constants. In addi- tion, atom interferometers with an increased sensitivity are potential candidates for testing fundamental physics in gravitation, dark sector physics, or for gravitational waves detection. In order to increase their sensitivity, a promising idea is to increase the momentum sepa- ration between the two arms of the interferometer. We are at present constructing such a Large Momentum Transfer (LMT) atom interferometer. Bragg diffraction is a corner stone for new schemes in the LMT beam splitters. In this \u201cposter\u201d session, I will present a 80&nbsp;h&nbsp;\u0304k&nbsp;LMT-interferometer based on sequential high order Bragg pulses. I will also comment the inherent multi-state nature of quasi-Bragg interferometers, leading to spurious interferome- ters and complicate the phase estimation. Finally, I will present experimental study of the phase response function of our interferometer.<\/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\/Beguin-Ashley-Large-momentum-transfer-atom-interferometer-using-sequential-Bragg-diffraction.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of Embed of Beguin-Ashley-Large-momentum-transfer-atom-interferometer-using-sequential-Bragg-diffraction..\"><\/object><a href=\"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-content\/uploads\/2021\/06\/Beguin-Ashley-Large-momentum-transfer-atom-interferometer-using-sequential-Bragg-diffraction.pdf\">Beguin-Ashley-Large-momentum-transfer-atom-interferometer-using-sequential-Bragg-diffraction<\/a><a href=\"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-content\/uploads\/2021\/06\/Beguin-Ashley-Large-momentum-transfer-atom-interferometer-using-sequential-Bragg-diffraction.pdf\" class=\"wp-block-file__button\" download>Download<\/a><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Light pulse atom interferometers are implemented for precision measurements in various areas such as gravito-inertial measurements or measuring fundamental constants. In addi- tion, atom interferometers with an increased sensitivity are potential candidates for testing fundamental physics in gravitation, dark sector physics, or for gravitational waves detection. In order to increase their sensitivity, a promising idea is to increase the momentum sepa- ration between the two arms of the interferometer. We are at present constructing such a Large Momentum Transfer (LMT) atom interferometer. Bragg diffraction is a corner stone for new schemes in the LMT beam splitters. In this \u201cposter\u201d session, I will present a 80\u00a0h\u00a0\u0304k\u00a0LMT-interferometer based on sequential high order Bragg pulses. I will also comment the inherent multi-state nature of quasi-Bragg interferometers, leading to spurious interferome- ters and complicate the phase estimation. Finally, I will present experimental study of the phase response function of our interferometer.<\/p>\n","protected":false},"author":5,"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-659","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":"Cretan Matterwaves","author_link":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/author\/bec\/"},"uagb_comment_info":0,"uagb_excerpt":"Light pulse atom interferometers are implemented for precision measurements in various areas such as gravito-inertial measurements or measuring fundamental constants. In addi- tion, atom interferometers with an increased sensitivity are potential candidates for testing fundamental physics in gravitation, dark sector physics, or for gravitational waves detection. In order to increase their sensitivity, a promising idea&hellip;","jetpack_sharing_enabled":true,"publishpress_future_action":{"enabled":false,"date":"2026-07-29 18:42:26","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\/659","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\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/comments?post=659"}],"version-history":[{"count":2,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/659\/revisions"}],"predecessor-version":[{"id":662,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/659\/revisions\/662"}],"wp:attachment":[{"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/media?parent=659"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/categories?post=659"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/tags?post=659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}