{"id":31025,"date":"2016-10-14T11:49:42","date_gmt":"2016-10-14T18:49:42","guid":{"rendered":"http:\/\/lifeboat.com\/blog\/2016\/10\/forever-quantum-physicists-demonstrate-everlasting-quantum-coherence"},"modified":"2017-04-24T19:28:31","modified_gmt":"2017-04-25T02:28:31","slug":"forever-quantum-physicists-demonstrate-everlasting-quantum-coherence","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2016\/10\/forever-quantum-physicists-demonstrate-everlasting-quantum-coherence","title":{"rendered":"Forever quantum: physicists demonstrate everlasting quantum coherence"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/forever-quantum-physicists-demonstrate-everlasting-quantum-coherence.jpg\"><\/a><\/p>\n<p>(<i>Phys.org<\/i>)\u2014Physicists have implemented the first experimental demonstration of everlasting quantum coherence\u2014the phenomenon that occurs when a quantum system exists in a superposition of two or more states at once. Typically, quantum coherence lasts for only a fraction of a second before decoherence destroys the effect due to interactions between the quantum system and its surrounding environment.<\/p>\n<p>The collaboration of physicists, led by Gerardo Adesso at The University of Nottingham and with members from the UK, Brazil, Italy, and Germany, have published a paper on the demonstration of the extreme resilience of quantum coherence in a recent issue of <i>Physical Review Letters<\/i>.<\/p>\n<p>\u201cQuantum properties can be exploited for disruptive technologies but are typically very fragile,\u201d Adesso told <i>Phys.org<\/i>. \u201cHere we report an experiment which shows for the first time that quantum coherence in a large ensemble of nuclear spins can be naturally preserved (\u2018frozen\u2019) under exposure to strong dephasing noise at room temperature, without external control, and for timescales as long as a second and beyond.\u201d<\/p>\n<p><!-- Link: <a href=\"http:\/\/phys.org\/news\/2016-10-quantum-physicists-everlasting-coherence.html\">http:\/\/phys.org\/news\/2016&#45;10-quantum-physicists-everlasting-coherence.html<\/a> --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>(Phys.org)\u2014Physicists have implemented the first experimental demonstration of everlasting quantum coherence\u2014the phenomenon that occurs when a quantum system exists in a superposition of two or more states at once. Typically, quantum coherence lasts for only a fraction of a second before decoherence destroys the effect due to interactions between the quantum system and its surrounding [\u2026]<\/p>\n","protected":false},"author":387,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1617],"tags":[],"class_list":["post-31025","post","type-post","status-publish","format-standard","hentry","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/31025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/387"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=31025"}],"version-history":[{"count":2,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/31025\/revisions"}],"predecessor-version":[{"id":49742,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/31025\/revisions\/49742"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=31025"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=31025"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=31025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}