{"id":1041,"date":"2008-12-29T04:25:49","date_gmt":"2008-12-29T09:25:49","guid":{"rendered":"http:\/\/arxivblog.com\/?p=1041"},"modified":"2008-12-29T04:25:49","modified_gmt":"2008-12-29T09:25:49","slug":"flashback-quantum-communication-when-0-0-is-not-equal-to-0-2","status":"publish","type":"post","link":"https:\/\/arxivblog.com\/?p=1041","title":{"rendered":"Flashback: Quantum communication: when 0 + 0 is not equal to 0"},"content":{"rendered":"<p>Over the holiday period, the arXivblog is running a selection of the most popular posts from 2008<\/p>\n<p>5 August 2008:  Quantum communication: when 0 + 0 is not equal to 0<\/p>\n<p>One of the lesser known cornerstones of modern physics is Claude Shannon\u2019s <a onclick=\"javascript:pageTracker._trackPageview('\/outbound\/article\/cm.bell-labs.com');\" href=\"http:\/\/cm.bell-labs.com\/cm\/ms\/what\/shannonday\/paper.html\">mathematical theory of communication<\/a> which he published in 1948 while juggling and unicycling his way around Bell Labs.<\/p>\n<p>Shannon\u2019s theory concerns how a message created at one point in space can be reproduced at another point in space. He calls the conduit for such a process a <em>channel<\/em> and the limits imposed by the universe on this process the <em>channel capacity<\/em>.<\/p>\n<p><a href=\"http:\/\/arxivblog.com\/?p=554\">Read on&#8230;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Over the holiday period, the arXivblog is running a selection of the most popular posts from 2008 5 August 2008: Quantum communication: when 0 + 0 is not equal to 0 One of the lesser known cornerstones of modern physics is Claude Shannon\u2019s mathematical theory of communication which he published in 1948 while juggling and [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-1041","post","type-post","status-publish","format-standard","hentry","category-highlights"],"_links":{"self":[{"href":"https:\/\/arxivblog.com\/index.php?rest_route=\/wp\/v2\/posts\/1041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arxivblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arxivblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arxivblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/arxivblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1041"}],"version-history":[{"count":1,"href":"https:\/\/arxivblog.com\/index.php?rest_route=\/wp\/v2\/posts\/1041\/revisions"}],"predecessor-version":[{"id":1042,"href":"https:\/\/arxivblog.com\/index.php?rest_route=\/wp\/v2\/posts\/1041\/revisions\/1042"}],"wp:attachment":[{"href":"https:\/\/arxivblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arxivblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arxivblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}