{"id":2583,"date":"2022-08-29T20:36:03","date_gmt":"2022-08-29T20:36:03","guid":{"rendered":"https:\/\/www.matterwaveoptics.eu\/?p=2583"},"modified":"2022-08-29T20:36:03","modified_gmt":"2022-08-29T20:36:03","slug":"contributed-talk-state-dependent-potentials-for-trapped-atom-interferometry","status":"publish","type":"post","link":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/fomo2022\/contributed-talk-state-dependent-potentials-for-trapped-atom-interferometry\/","title":{"rendered":"Contributed Talk: State-dependent potentials for trapped atom interferometry"},"content":{"rendered":"\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>Thomas Fernholz<sup>1<\/sup>, Vilius Atkocius<sup>1<\/sup>, Rhys Morrison<sup>1<\/sup>, and Jamie Johnson<sup>1<\/sup><\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><sup>1<\/sup>(Presenting author underlined) School of Physics &amp; Astronomy, University of Nottingham,<br>NG7 2RD Nottingham, UK<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Atom interferometry does not necessarily require free propagation of matterwaves, be it in free-space or along a waveguide. The example of Sagnac interferometry with fully trapped atoms in state-dependent trapping potentials [1] will be discussed, advantages and disadvantages, as well as our efforts for an<br>implementation. Recently, radio-frequency dressing allowed us to demonstrate state-dependent guiding of different rubidium hyperfine states in opposite directions around a closed loop on an atom chip.<br>Spectroscopy in such potentials is rich in detail [2], and sharp microwave transitions can be used to prepare superpositions of atoms in different trappable states. Additional dressing fields and field modulations can be used to fine-tune the relevant potentials and enhance coherence between these states.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">[1] R. Stevenson et al., Sagnac Interferometry with a Single Atomic Clock, Phys. Rev. Lett. 115, 163001 (2015).<br>[2] G. A. Sinuco-Leon et al., Microwave spectroscopy of radio-frequency-dressed 87Rb, Phys. Rev. A 100, 053416 (2019)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Thomas Fernholz1, Vilius Atkocius1, Rhys Morrison1, and Jamie Johnson1 1(Presenting author underlined) School of Physics &amp; Astronomy, University of Nottingham,NG7 2RD Nottingham, UK Atom interferometry does not necessarily require free propagation of matterwaves, be it in free-space or along a waveguide. The example of Sagnac interferometry with fully trapped atoms in state-dependent trapping potentials [1] will be discussed, advantages and disadvantages, as well as our efforts for animplementation. Recently, radio-frequency dressing allowed us to demonstrate state-dependent guiding of different rubidium hyperfine states in opposite directions around a closed loop on an atom chip.Spectroscopy in such potentials is rich in detail [2], and sharp microwave transitions can be used to prepare superpositions of atoms in different trappable states. Additional dressing fields and field modulations can be used to fine-tune the relevant potentials and enhance coherence between these states. [1] R. Stevenson et al., Sagnac Interferometry with a Single Atomic Clock, Phys. Rev. Lett. 115, 163001 (2015).[2] G. A. Sinuco-Leon et al., Microwave spectroscopy of radio-frequency-dressed 87Rb, Phys. Rev. A 100, 053416 (2019)<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"","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":[8],"tags":[],"class_list":["post-2583","post","type-post","status-publish","format-standard","hentry","category-fomo2022"],"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":"Atena Zalbeik-Dormayer","author_link":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/author\/zalbeik-dormayer\/"},"uagb_comment_info":0,"uagb_excerpt":"Thomas Fernholz1, Vilius Atkocius1, Rhys Morrison1, and Jamie Johnson1 1(Presenting author underlined) School of Physics &amp; Astronomy, University of Nottingham,NG7 2RD Nottingham, UK Atom interferometry does not necessarily require free propagation of matterwaves, be it in free-space or along a waveguide. The example of Sagnac interferometry with fully trapped atoms in state-dependent trapping potentials [1]&hellip;","jetpack_sharing_enabled":true,"publishpress_future_action":{"enabled":false,"date":"2026-08-02 04:01:30","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\/2583","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\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/comments?post=2583"}],"version-history":[{"count":1,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/2583\/revisions"}],"predecessor-version":[{"id":2584,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/2583\/revisions\/2584"}],"wp:attachment":[{"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/media?parent=2583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/categories?post=2583"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/tags?post=2583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}