{"id":614148,"date":"2019-04-30T07:26:19","date_gmt":"2019-04-30T11:26:19","guid":{"rendered":"https:\/\/ntrs.nasa.gov\/search.jsp?R=20190002831"},"modified":"2019-04-30T07:26:19","modified_gmt":"2019-04-30T11:26:19","slug":"real-time-background-oriented-schlieren-catching-up-with-knife-edge-schlieren","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=614148","title":{"rendered":"Real-Time Background Oriented Schlieren: Catching Up With Knife Edge Schlieren"},"content":{"rendered":"<p>Abstract: Background Oriented Schlieren (BOS) is a widely used technique that provides density gradient information in flow fields of interest, without imposing stringent optical quality requirements on the facility\/experiment windows and\/or optics used in the BOS setup. Typically, the BOS reference image is acquired before the test begins (flow off) and then the &#8220;live&#8221; image data are acquired during the actual testing\/experiment (flow on). The raw BOS image data, while displayed in real-time as they a&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abstract: Background Oriented Schlieren (BOS) is a widely used technique that provides density gradient information in flow fields of interest, without imposing stringent optical quality requirements on the facility\/experiment windows and\/or optics use&#8230;<\/p>\n","protected":false},"author":60,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-614148","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/614148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/60"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=614148"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/614148\/revisions"}],"predecessor-version":[{"id":614149,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/614148\/revisions\/614149"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=614148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=614148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=614148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}