{"id":421,"date":"2023-03-02T11:48:32","date_gmt":"2023-03-02T10:48:32","guid":{"rendered":"https:\/\/quantum.lis-lab.fr\/?p=421"},"modified":"2023-03-02T11:48:32","modified_gmt":"2023-03-02T10:48:32","slug":"thibault-fredon-ens-saclay-quantum-spatial-search-with-quantum-walks-from-electronic-confinement-to-quantum-algorithms","status":"publish","type":"post","link":"https:\/\/quantum.lis-lab.fr\/?p=421","title":{"rendered":"Thibault Fredon (ENS Saclay), Quantum Spatial search with quantum walks: From electronic confinement to quantum algorithms"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Abstract: <\/strong>We present various results on the scheme introduced , which is a quantum spatial-search algorithm on a two-dimensional (2D) square spatial grid, realized with a 2D Dirac discrete-time quantum walk (DQW) coupled to a Coulomb electric field centered on the marked node. In such a walk, the electric term acts as the oracle of the algorithm, and the free walk (i.e., without electric term) acts as the \u00ab\u00a0diffusion\u00a0\u00bb part, as it is called in Grover&rsquo;s algorithm. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>When :\u00a0<\/strong>27\/02\/2023\u00a0Monday\u00a0at 2pm\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Where :\u00a0<\/strong>4.05 Luminy TPR2<\/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:\/\/quantum.lis-lab.fr\/wp-content\/uploads\/2023\/03\/2023-Fredon-LIS.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 2023-Fredon-LIS.\"><\/object><a id=\"wp-block-file--media-0abc4193-43ec-474f-9ac5-b82ac5ce1dba\" href=\"https:\/\/quantum.lis-lab.fr\/wp-content\/uploads\/2023\/03\/2023-Fredon-LIS.pdf\">2023-Fredon-LIS<\/a><a href=\"https:\/\/quantum.lis-lab.fr\/wp-content\/uploads\/2023\/03\/2023-Fredon-LIS.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-0abc4193-43ec-474f-9ac5-b82ac5ce1dba\">T\u00e9l\u00e9charger<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Abstract: We present various results on the scheme introduced , which is a quantum spatial-search algorithm on a two-dimensional (2D) square spatial grid, realized with a 2D Dirac discrete-time quantum walk (DQW) coupled to a Coulomb [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[28,13],"tags":[],"class_list":["post-421","post","type-post","status-publish","format-standard","hentry","category-quantum-algorithms","category-quantum-walks"],"_links":{"self":[{"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=\/wp\/v2\/posts\/421","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=421"}],"version-history":[{"count":1,"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=\/wp\/v2\/posts\/421\/revisions"}],"predecessor-version":[{"id":423,"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=\/wp\/v2\/posts\/421\/revisions\/423"}],"wp:attachment":[{"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=421"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=421"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quantum.lis-lab.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=421"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}