{"id":2533,"date":"2016-11-01T09:14:52","date_gmt":"2016-11-01T09:14:52","guid":{"rendered":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/?p=2533"},"modified":"2020-02-25T08:28:30","modified_gmt":"2020-02-25T08:28:30","slug":"new-approach-for-trapped-ion-quantum-computing","status":"publish","type":"post","link":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/new-approach-for-trapped-ion-quantum-computing\/","title":{"rendered":"Trapped-ion quantum logic with global radiation fields"},"content":{"rendered":"<p>We describe a new approach for trapped-ion quantum computing based on the application of global radiation fields and voltages applied to individual gate zones. Using this technique we demonstrate a two-qubit quantum gate producing a maximally entangled state with fidelity close to the fault-tolerant threshold. This quantum gate also constitutes a simple-to-implement tool for quantum metrology, sensing and simulation. <!--more-->The work is published in Physical Review Letters.<\/p>\n<p><a href=\"https:\/\/www.sussex.ac.uk\/physics\/iqt\/globalfields.pdf\"><u>Manuscript: Trapped-ion quantum logic with global radiation fields<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.sussex.ac.uk\/newsandevents\/pressrelease\/id\/38093\"><u>University of Sussex Press Release<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.sussex.ac.uk\/newsandevents\/index?id=38087\"><u>Profile interview with Prof Winfried Hensinger<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.bbc.co.uk\/news\/science-environment-38106482\"><u>BBC NEWS<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.bbc.co.uk\/programmes\/b0833wbz\"><u>BBC Radio 4 Today interview, go to 2:51:14<\/u><\/a><\/p>\n<p><a href=\"https:\/\/twitter.com\/BBCr4today\/status\/802068933272633344\"><u>BBC Radio 4 Film via Twitter<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.bbc.co.uk\/programmes\/p04gsxng#play\"><u>BBC WORLD SERVICE Newsday, go to 11:43<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.bbc.co.uk\/programmes\/b0828yjn\"><u>BBC Radio Scotland Newsdrive, go to 50:33<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.bbc.co.uk\/programmes\/p04h44tv\"><u>BBC WORLD SERVICE World Update, go to 18:07<\/u><\/a><\/p>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=gVMGJ_fJIEo\"><u>Latest TV News<\/u><\/a><\/p>\n<p><a href=\"https:\/\/www.newscientist.com\/article\/2115521-quantum-computers-ditch-all-the-lasers-for-easier-engineering\/\"><u>New Scientist<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.ibtimes.co.uk\/quantum-computing-breakthrough-uk-scientists-develop-technique-greatly-simplify-trapped-ions-1593317\"><u>International Business Times<\/u><\/a><\/p>\n<p><a href=\"http:\/\/www.voanews.com\/a\/quantum-computer\/3641785.html\"><u>Voice of America Television News<\/u><\/a><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-fusion-600 wp-image-2534\" src=\"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-content\/uploads\/2019\/12\/ImageHensinger1-600x452.jpg\" alt=\"\" width=\"600\" height=\"452\" srcset=\"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-content\/uploads\/2019\/12\/ImageHensinger1-200x151.jpg 200w, https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-content\/uploads\/2019\/12\/ImageHensinger1-300x226.jpg 300w, https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-content\/uploads\/2019\/12\/ImageHensinger1-400x301.jpg 400w, https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-content\/uploads\/2019\/12\/ImageHensinger1-600x452.jpg 600w, https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-content\/uploads\/2019\/12\/ImageHensinger1.jpg 738w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>We describe a new approach for trapped-ion quantum computing based [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2534,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[26],"tags":[],"jetpack_featured_media_url":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-content\/uploads\/2019\/12\/ImageHensinger1.jpg","_links":{"self":[{"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/posts\/2533"}],"collection":[{"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/comments?post=2533"}],"version-history":[{"count":3,"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/posts\/2533\/revisions"}],"predecessor-version":[{"id":3241,"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/posts\/2533\/revisions\/3241"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/media\/2534"}],"wp:attachment":[{"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/media?parent=2533"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/categories?post=2533"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sussex.ac.uk\/physics\/iqt\/wp-json\/wp\/v2\/tags?post=2533"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}