{"id":5417,"date":"2008-06-14T08:49:16","date_gmt":"2008-06-14T08:49:16","guid":{"rendered":"http:\/\/groonk.net\/blog\/?p=5417"},"modified":"2008-06-14T13:42:57","modified_gmt":"2008-06-14T13:42:57","slug":"silence-is-golden-and-also-a-makable-reality","status":"publish","type":"post","link":"https:\/\/www.groonk.net\/blog\/2008\/06\/silence-is-golden-and-also-a-makable-reality\/","title":{"rendered":"Silence is Golden and also a Fetching Cloak"},"content":{"rendered":"<blockquote class=\"blocked\"><p>Scientists have shown off the blueprint for an &#8220;acoustic cloak&#8221;, which could make objects impervious to sound waves.<\/p>\n<p><a href=\"http:\/\/news.bbc.co.uk\/2\/hi\/science\/nature\/7450321.stm\" class=\"external external_icon\">The technology, outlined in the New Journal of Physics, could be used to build sound-proof homes, advanced concert halls or stealth warships<\/a>.<\/p>\n<p>[&#8230;]<\/p>\n<p>The Spanish team who conducted the new work believe the key to a practical device are so-called &#8220;sonic crystals&#8221;.<\/p>\n<p>These artificial composites &#8211; also known as &#8220;meta-materials&#8221; &#8211; can be engineered to produce specific acoustical effects.   <\/p>\n<p>[&#8230;]<\/p>\n<p>&#8220;The idea of acoustic cloaking is to deviate the sounds waves around the object that has to be cloaked,&#8221; said Jose Sanchez-Dehesa of the Polytechnic University of Valencia, one of the researchers behind the new work.<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Scientists have shown off the blueprint for an &#8220;acoustic cloak&#8221;, which could make objects impervious to sound waves. The technology, outlined in the New Journal of Physics, could be used to build sound-proof homes, advanced concert halls or stealth warships. [&#8230;] The Spanish team who conducted the new work believe the key to a practical [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[52,9,8],"tags":[103,187,12,193,132,93],"class_list":["post-5417","post","type-post","status-publish","format-standard","hentry","category-just-freaking-neat","category-science","category-technology","tag-awesome","tag-if-you-say-so","tag-sex","tag-silence","tag-stealth","tag-wearable"],"_links":{"self":[{"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/posts\/5417","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/comments?post=5417"}],"version-history":[{"count":0,"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/posts\/5417\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/media?parent=5417"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/categories?post=5417"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.groonk.net\/blog\/wp-json\/wp\/v2\/tags?post=5417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}