{"id":502,"date":"2021-06-27T13:17:29","date_gmt":"2021-06-27T13:17:29","guid":{"rendered":"https:\/\/www.matterwaveoptics.eu\/?p=502"},"modified":"2021-06-27T13:17:34","modified_gmt":"2021-06-27T13:17:34","slug":"mukhopadhyay-annesh-probing-zero-momentum-excitations-in-the-stripe-phase-of-a-spin-orbit-coupled-bose-einstein-condensate","status":"publish","type":"post","link":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/fomo2021\/contributed-talks\/fomo2021-abstract\/mukhopadhyay-annesh-probing-zero-momentum-excitations-in-the-stripe-phase-of-a-spin-orbit-coupled-bose-einstein-condensate\/","title":{"rendered":"Mukhopadhyay, Annesh &#8212; Probing zero-momentum excitations in the stripe phase of a spin-orbit coupled Bose-Einstein condensate"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Raman dressing of Bose-Einstein condensates is a highly flexible technique that pro- vides access to the study of interesting quantum phases. In a narrow range of parameters, an exotic supersolid-like stripe phase exists that combines superfluid properties with the breaking of translational symmetry. By using a weak optical lattice in combination with spin-orbit coupling, the parameter range for which such a state is the ground state of the system can be extended, which has led to the experimental realization of the state in our lab.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Here, we study this stripe phase by performing detuning quenches of the Raman dress- ing. We observe sinusoidal oscillations of the spin polarization after a quench, which gives us the corresponding zero-momentum excitation frequencies as a function of the optical lat- tice depth. This method of exciting quench dynamics is experimentally robust, providing a powerful tool for probing a predicted pseudo-Goldstone mode.<\/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\/Mukhopadhyay-Annesh-Probing-zero-momentum-excitations-in-the-stripe-phase-of-a-spin-orbit-coupled-Bose-Einstein-condensate-.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of Embed of Mukhopadhyay-Annesh-Probing-zero-momentum-excitations-in-the-stripe-phase-of-a-spin-orbit-coupled-Bose-Einstein-condensate-..\"><\/object><a href=\"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-content\/uploads\/2021\/06\/Mukhopadhyay-Annesh-Probing-zero-momentum-excitations-in-the-stripe-phase-of-a-spin-orbit-coupled-Bose-Einstein-condensate-.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Mukhopadhyay-Annesh-Probing-zero-momentum-excitations-in-the-stripe-phase-of-a-spin-orbit-coupled-Bose-Einstein-condensate-<\/a><a href=\"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-content\/uploads\/2021\/06\/Mukhopadhyay-Annesh-Probing-zero-momentum-excitations-in-the-stripe-phase-of-a-spin-orbit-coupled-Bose-Einstein-condensate-.pdf\" class=\"wp-block-file__button\" download>Download<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Raman dressing of Bose-Einstein condensates is a highly flexible technique that pro- vides access to the study of interesting quantum phases. In a narrow range of parameters, an exotic supersolid-like stripe phase exists that combines superfluid properties with the breaking of translational symmetry. By using a weak optical lattice in combination with spin-orbit coupling, the parameter range for which such a state is the ground state of the system can be extended, which has led to the experimental realization of the state in our lab.<br \/>\nHere, we study this stripe phase by performing detuning quenches of the Raman dress- ing. We observe sinusoidal oscillations of the spin polarization after a quench, which gives us the corresponding zero-momentum excitation frequencies as a function of the optical lat- tice depth. This method of exciting quench dynamics is experimentally robust, providing a powerful tool for probing a predicted pseudo-Goldstone mode.<\/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-502","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":"Raman dressing of Bose-Einstein condensates is a highly flexible technique that pro- vides access to the study of interesting quantum phases. In a narrow range of parameters, an exotic supersolid-like stripe phase exists that combines superfluid properties with the breaking of translational symmetry. By using a weak optical lattice in combination with spin-orbit coupling, the&hellip;","jetpack_sharing_enabled":true,"publishpress_future_action":{"enabled":false,"date":"2026-08-21 20:33:51","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\/502","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=502"}],"version-history":[{"count":1,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/502\/revisions"}],"predecessor-version":[{"id":509,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/posts\/502\/revisions\/509"}],"wp:attachment":[{"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/media?parent=502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/categories?post=502"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.matterwaveoptics.eu\/FOMO2022\/wp-json\/wp\/v2\/tags?post=502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}