{"id":2798,"date":"2009-06-11T03:00:07","date_gmt":"2009-06-11T08:00:07","guid":{"rendered":"http:\/\/blogs.scienceforums.net\/swansont\/?p=2798"},"modified":"2009-06-11T03:00:07","modified_gmt":"2009-06-11T08:00:07","slug":"no-one-can-hear-you-scream","status":"publish","type":"post","link":"http:\/\/blogs.scienceforums.net\/swansont\/archives\/2798","title":{"rendered":"No One Can Hear You Scream"},"content":{"rendered":"<p><a href=\"http:\/\/beta.technologyreview.com\/blog\/arxiv\/23625\/\">Acoustic Black Hole Created in Bose-Einstein Condensate<\/a><\/p>\n<blockquote><p>The result is a region within the BEC in which the atoms move at supersonic speed. This is the black hole: any phonon unlucky enough to stray into this region cannot escape.<\/p>\n<p>One reason why sonic black holes are so highly prized is that they ought to produce Hawking radiation. Quantum mechanics predicts that pairs of &#8220;virtual&#8221; phonons with equal and opposite momentum ought to be constantly springing in and out of existence in BECs. <\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Acoustic Black Hole Created in Bose-Einstein Condensate The result is a region within the BEC in which the atoms move at supersonic speed. This is the black hole: any phonon unlucky enough to stray into this region cannot escape. One &hellip; <a href=\"http:\/\/blogs.scienceforums.net\/swansont\/archives\/2798\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39],"tags":[],"class_list":["post-2798","post","type-post","status-publish","format-standard","hentry","category-physics"],"_links":{"self":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/2798","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/comments?post=2798"}],"version-history":[{"count":0,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/2798\/revisions"}],"wp:attachment":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/media?parent=2798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/categories?post=2798"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/tags?post=2798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}