{"id":18587,"date":"2011-07-12T15:24:11","date_gmt":"2011-07-12T12:24:11","guid":{"rendered":"http:\/\/www.fyysika.ee\/uudised\/?p=18587"},"modified":"2011-07-12T15:24:55","modified_gmt":"2011-07-12T12:24:55","slug":"kuidas-teha-koolapurkidest-superlaatse","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=18587","title":{"rendered":"Koolapurkidest superl\u00e4\u00e4ts"},"content":{"rendered":"<div id=\"attachment_18588\" style=\"width: 570px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.fyysika.ee\/uudised\/wp-content\/uploads\/2011\/07\/cola-array.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-18588\" class=\"size-full wp-image-18588 \" title=\"cola-array\" src=\"http:\/\/www.fyysika.ee\/uudised\/wp-content\/uploads\/2011\/07\/cola-array.jpg\" alt=\"\" width=\"560\" height=\"378\" srcset=\"https:\/\/www.fyysika.ee\/wp-content\/uploads\/2011\/07\/cola-array.jpg 700w, https:\/\/www.fyysika.ee\/wp-content\/uploads\/2011\/07\/cola-array-300x202.jpg 300w, https:\/\/www.fyysika.ee\/wp-content\/uploads\/2011\/07\/cola-array-250x168.jpg 250w\" sizes=\"auto, (max-width: 560px) 100vw, 560px\" \/><\/a><p id=\"caption-attachment-18588\" class=\"wp-caption-text\">T\u00f5sine asi: koolapurkidest valmistatud superl\u00e4\u00e4ts<\/p><\/div>\n<p>,,Akustiline metamaterjal&#8221; v\u00f5ib k\u00fcll eksootilisena k\u00f5lada, kuid Prantsusmaa teadlased valmistasid \u00fche sellise materjali vaid koolapurkidest. V\u00f5restikuna asetatult k\u00e4ituvad koolapurgid heli jaoks superl\u00e4\u00e4tsena, fokusseerides helilaineid palju v\u00e4iksematesse piirkondadesse, kui nende meetripikkused lainepikkused t\u00fc\u00fcpiliselt v\u00f5imaldavad. Purgid k\u00e4ituvad kui resonaatorid, pannes helivaljuse tipnema vaid paari sentimeetri laiuses ruumis. See suurenenud t\u00e4psus v\u00f5ib aidata parandada akustiliste t\u00e4iturite s\u00fcsteeme.<\/p>\n<p>Loe l\u00e4hemalt: &#8220;<a href=\"http:\/\/physicsworld.com\/cws\/article\/news\/46500\">How to make a superlens from a few cans of cola<\/a>&#8220;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>,,Akustiline metamaterjal&#8221; v\u00f5ib k\u00fcll eksootilisena k\u00f5lada, kuid Prantsusmaa teadlased valmistasid \u00fche sellise materjali vaid koolapurkidest. V\u00f5restikuna asetatult k\u00e4ituvad koolapurgid heli jaoks superl\u00e4\u00e4tsena, fokusseerides helilaineid palju v\u00e4iksematesse piirkondadesse, kui nende meetripikkused lainepikkused t\u00fc\u00fcpiliselt v\u00f5imaldavad. Purgid k\u00e4ituvad kui resonaatorid, pannes helivaljuse tipnema vaid paari sentimeetri laiuses ruumis. See suurenenud t\u00e4psus v\u00f5ib aidata parandada akustiliste t\u00e4iturite s\u00fcsteeme. Loe [&hellip;]<\/p>\n","protected":false},"author":32,"featured_media":18588,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[40],"tags":[],"class_list":{"0":"post-18587","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-paev-pildis","8":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/18587","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18587"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/18587\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/media\/18588"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18587"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18587"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18587"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}