{"id":5388,"date":"2010-04-29T03:00:28","date_gmt":"2010-04-29T08:00:28","guid":{"rendered":"http:\/\/blogs.scienceforums.net\/swansont\/?p=5388"},"modified":"2010-04-29T03:00:28","modified_gmt":"2010-04-29T08:00:28","slug":"the-quantum-physics-of-whiteboards","status":"publish","type":"post","link":"http:\/\/blogs.scienceforums.net\/swansont\/archives\/5388","title":{"rendered":"The Quantum Physics of Whiteboards"},"content":{"rendered":"<p><a href=\"http:\/\/scienceblogs.com\/principles\/2010\/04\/on_the_quantum_physics_of_whit.php\">Uncertain Principles:  On the Quantum Physics of Whiteboards<\/a><\/p>\n<blockquote><p>The black markers write very clearly on the board, but when I attempted to erase the board at the end of class, the erasers just sort of smeared the ink around leaving a greyish smudge on the board.<\/p>\n<p>From this, we can deduce that the operator W, which describes wiping the board clean, and the operator M, which describes making marks on the board, are non-commuting operators.<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Uncertain Principles: On the Quantum Physics of Whiteboards The black markers write very clearly on the board, but when I attempted to erase the board at the end of class, the erasers just sort of smeared the ink around leaving &hellip; <a href=\"http:\/\/blogs.scienceforums.net\/swansont\/archives\/5388\">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":[39,51],"tags":[506],"class_list":["post-5388","post","type-post","status-publish","format-standard","hentry","category-physics","category-silly","tag-uncertain-principles"],"_links":{"self":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/5388","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=5388"}],"version-history":[{"count":0,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/posts\/5388\/revisions"}],"wp:attachment":[{"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/media?parent=5388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/categories?post=5388"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/swansont\/wp-json\/wp\/v2\/tags?post=5388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}