{"id":857,"date":"2014-07-06T12:46:56","date_gmt":"2014-07-06T12:46:56","guid":{"rendered":"http:\/\/lousodrome.net\/blog\/light\/?p=857"},"modified":"2016-04-17T04:15:38","modified_gmt":"2016-04-17T04:15:38","slug":"visualization-of-air-flow-and-sound-waves","status":"publish","type":"post","link":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/","title":{"rendered":"Visualization of air flow and sound waves"},"content":{"rendered":"<p>In this 2mn video, <a href=\"http:\/\/twitter.com\/cadamole\">Adam Cole<\/a> briefly introduces how a flow visualization technique, known as <a href=\"http:\/\/www.grc.nasa.gov\/WWW\/k-12\/airplane\/tunvschlrn.html\">schlieren photography<\/a>, can be used with high speed camera to <a href=\"http:\/\/www.npr.org\/2014\/04\/09\/300563606\/what-does-sound-look-like\">film the propagation of sound through air<\/a>.<\/p>\n<p><iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/px3oVGXr4mo\" width=\"500\" height=\"281\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this 2mn video, Adam Cole briefly introduces how a flow visualization technique, known as schlieren photography, can be used with high speed camera to film the propagation of sound through air.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[8,20],"tags":[547,159,369,543,544,545,548,546],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Visualization of air flow and sound waves &ndash; Light is beautiful<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Visualization of air flow and sound waves &ndash; Light is beautiful\" \/>\n<meta property=\"og:description\" content=\"In this 2mn video, Adam Cole briefly introduces how a flow visualization technique, known as schlieren photography, can be used with high speed camera to film the propagation of sound through air.\" \/>\n<meta property=\"og:url\" content=\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/\" \/>\n<meta property=\"og:site_name\" content=\"Light is beautiful\" \/>\n<meta property=\"article:published_time\" content=\"2014-07-06T12:46:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-04-17T04:15:38+00:00\" \/>\n<meta name=\"author\" content=\"Julien Guertault\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Zavie\" \/>\n<meta name=\"twitter:site\" content=\"@Zavie\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Julien Guertault\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#article\",\"isPartOf\":{\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/\"},\"author\":{\"name\":\"Julien Guertault\",\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f\"},\"headline\":\"Visualization of air flow and sound waves\",\"datePublished\":\"2014-07-06T12:46:56+00:00\",\"dateModified\":\"2016-04-17T04:15:38+00:00\",\"mainEntityOfPage\":{\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/\"},\"wordCount\":39,\"commentCount\":0,\"publisher\":{\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f\"},\"keywords\":[\"flow\",\"high speed\",\"photograhy\",\"schlieren photography\",\"sound\",\"sound propagation\",\"turbulence\",\"wave propagation\"],\"articleSection\":[\"Photo\",\"Science\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/\",\"url\":\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/\",\"name\":\"Visualization of air flow and sound waves &ndash; Light is beautiful\",\"isPartOf\":{\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#website\"},\"datePublished\":\"2014-07-06T12:46:56+00:00\",\"dateModified\":\"2016-04-17T04:15:38+00:00\",\"breadcrumb\":{\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"http:\/\/lousodrome.net\/blog\/light\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Visualization of air flow and sound waves\"}]},{\"@type\":\"WebSite\",\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#website\",\"url\":\"http:\/\/lousodrome.net\/blog\/light\/\",\"name\":\"Light is beautiful\",\"description\":\"Thoughts of a graphics programmer, demoscener and spare time photographer\",\"publisher\":{\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/lousodrome.net\/blog\/light\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f\",\"name\":\"Julien Guertault\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/2.gravatar.com\/avatar\/2e5fc7a18e1701e1bb61a5da0ef35cf7?s=96&d=identicon&r=g\",\"contentUrl\":\"http:\/\/2.gravatar.com\/avatar\/2e5fc7a18e1701e1bb61a5da0ef35cf7?s=96&d=identicon&r=g\",\"caption\":\"Julien Guertault\"},\"logo\":{\"@id\":\"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/image\/\"},\"url\":\"http:\/\/lousodrome.net\/blog\/light\/author\/admin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Visualization of air flow and sound waves &ndash; Light is beautiful","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/","og_locale":"en_US","og_type":"article","og_title":"Visualization of air flow and sound waves &ndash; Light is beautiful","og_description":"In this 2mn video, Adam Cole briefly introduces how a flow visualization technique, known as schlieren photography, can be used with high speed camera to film the propagation of sound through air.","og_url":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/","og_site_name":"Light is beautiful","article_published_time":"2014-07-06T12:46:56+00:00","article_modified_time":"2016-04-17T04:15:38+00:00","author":"Julien Guertault","twitter_card":"summary_large_image","twitter_creator":"@Zavie","twitter_site":"@Zavie","twitter_misc":{"Written by":"Julien Guertault"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#article","isPartOf":{"@id":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/"},"author":{"name":"Julien Guertault","@id":"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f"},"headline":"Visualization of air flow and sound waves","datePublished":"2014-07-06T12:46:56+00:00","dateModified":"2016-04-17T04:15:38+00:00","mainEntityOfPage":{"@id":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/"},"wordCount":39,"commentCount":0,"publisher":{"@id":"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f"},"keywords":["flow","high speed","photograhy","schlieren photography","sound","sound propagation","turbulence","wave propagation"],"articleSection":["Photo","Science"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#respond"]}]},{"@type":"WebPage","@id":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/","url":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/","name":"Visualization of air flow and sound waves &ndash; Light is beautiful","isPartOf":{"@id":"http:\/\/lousodrome.net\/blog\/light\/#website"},"datePublished":"2014-07-06T12:46:56+00:00","dateModified":"2016-04-17T04:15:38+00:00","breadcrumb":{"@id":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/"]}]},{"@type":"BreadcrumbList","@id":"http:\/\/lousodrome.net\/blog\/light\/2014\/07\/06\/visualization-of-air-flow-and-sound-waves\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"http:\/\/lousodrome.net\/blog\/light\/"},{"@type":"ListItem","position":2,"name":"Visualization of air flow and sound waves"}]},{"@type":"WebSite","@id":"http:\/\/lousodrome.net\/blog\/light\/#website","url":"http:\/\/lousodrome.net\/blog\/light\/","name":"Light is beautiful","description":"Thoughts of a graphics programmer, demoscener and spare time photographer","publisher":{"@id":"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"http:\/\/lousodrome.net\/blog\/light\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":["Person","Organization"],"@id":"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/a16a2a69d73eca763ffdf125c49eaa2f","name":"Julien Guertault","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/image\/","url":"http:\/\/2.gravatar.com\/avatar\/2e5fc7a18e1701e1bb61a5da0ef35cf7?s=96&d=identicon&r=g","contentUrl":"http:\/\/2.gravatar.com\/avatar\/2e5fc7a18e1701e1bb61a5da0ef35cf7?s=96&d=identicon&r=g","caption":"Julien Guertault"},"logo":{"@id":"http:\/\/lousodrome.net\/blog\/light\/#\/schema\/person\/image\/"},"url":"http:\/\/lousodrome.net\/blog\/light\/author\/admin\/"}]}},"_links":{"self":[{"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/posts\/857"}],"collection":[{"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/comments?post=857"}],"version-history":[{"count":0,"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/posts\/857\/revisions"}],"wp:attachment":[{"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/media?parent=857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/categories?post=857"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/lousodrome.net\/blog\/light\/wp-json\/wp\/v2\/tags?post=857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}