{"id":30,"date":"2012-08-19T18:47:32","date_gmt":"2012-08-19T16:47:32","guid":{"rendered":"http:\/\/blogs.scienceforums.net\/pengkuan\/?p=30"},"modified":"2012-08-19T18:47:32","modified_gmt":"2012-08-19T16:47:32","slug":"30","status":"publish","type":"post","link":"http:\/\/blogs.scienceforums.net\/pengkuan\/2012\/08\/19\/30\/","title":{"rendered":"Can EM wave go forward back?"},"content":{"rendered":"<p>Can EM wave go forward back?<br \/>\n19 August 2012<\/p>\n<p>This is a bizarre question, but the solution of the EM wave equation goes this way. Take an element of antenna in which an alternate current emits a wave, as shown in the Figure 1. The electric field of this wave is given by the equations (1). Strangely, v is negative for small distance. This is non sense because real waves travel forward, from antenna into space. This is why I said \u201cEM wave goes forward back\u201d.<\/p>\n<p>Please read the following document<br \/>\nCan EM wave go forward back?<br \/>\n<a href=\"http:\/\/independent.academia.edu\/KuanPeng\/Papers\/1875721\/Can_EM_wave_go_forward_back\">http:\/\/independent.academia.edu\/KuanPeng\/Papers\/1875721\/Can_EM_wave_go_forward_back<\/a><br \/>\nor<br \/>\n<a href=\"http:\/\/pengkuanem.blogspot.com\/2012\/08\/can-em-wave-go-forward-back.html\">http:\/\/pengkuanem.blogspot.com\/2012\/08\/can-em-wave-go-forward-back.html<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Can EM wave go forward back? 19 August 2012 This is a bizarre question, but the solution of the EM wave equation goes this way. Take an element of antenna in which an alternate current emits a wave, as shown &hellip; <a href=\"http:\/\/blogs.scienceforums.net\/pengkuan\/2012\/08\/19\/30\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-30","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/posts\/30","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/comments?post=30"}],"version-history":[{"count":0,"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/posts\/30\/revisions"}],"wp:attachment":[{"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/media?parent=30"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/categories?post=30"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blogs.scienceforums.net\/pengkuan\/wp-json\/wp\/v2\/tags?post=30"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}