{"id":3734,"date":"2015-06-16T14:02:45","date_gmt":"2015-06-16T14:02:45","guid":{"rendered":"http:\/\/www.swatlibraries.org\/projects\/speed\/anna\/2015\/06\/16\/phantom-crystals\/"},"modified":"2024-01-19T19:10:47","modified_gmt":"2024-01-19T19:10:47","slug":"phantom-crystals","status":"publish","type":"post","link":"https:\/\/demos.swarthmore.edu\/physics\/2015\/06\/phantom-crystals\/","title":{"rendered":"Phantom Crystals"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"\/physics\/wp-content\/uploads\/sites\/2\/2015\/06\/Phantom-Crystals-3.jpg\" alt=\"Phantom Crystals Demo Picture 2\" width=\"463\" height=\"347\" \/><\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161151.jpg\" rel=\"attachment wp-att-5668\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-5668\" src=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161151-169x300.jpg\" alt=\"index matching gel crystals 2\" width=\"239\" height=\"424\" srcset=\"https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161151-169x300.jpg 169w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161151-768x1366.jpg 768w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161151-576x1024.jpg 576w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161151.jpg 772w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161151-351x624.jpg 351w\" sizes=\"(max-width: 239px) 100vw, 239px\" \/><\/a><\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b.jpg\" rel=\"attachment wp-att-5670\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-5670\" src=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b-300x169.jpg\" alt=\"index matching gel crystals 1\" width=\"468\" height=\"264\" srcset=\"https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b-300x169.jpg 300w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b-768x432.jpg 768w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b-1024x576.jpg 1024w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b-772x434.jpg 772w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b-624x351.jpg 624w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2016\/04\/0204161150b.jpg 1373w\" sizes=\"(max-width: 468px) 100vw, 468px\" \/><\/a><\/p>\n<ul>\n<li>Phantom Crystals are carbon-based polymers that absorb up to 300 times their weight in water. A fully saturated crystal in a glass of water is almost invisible, as light passes through it without being refracted. But when exposed to air, the water soaked crystals are clearly visible, because air&#8217;s index of refraction is very different from that of water.<\/li>\n<li>Located in L01, section B-5<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Phantom Crystals are carbon-based polymers that absorb up to 300 times their weight in water. A fully saturated crystal in a glass of water is almost invisible, as light passes through it without being refracted. But when exposed to air, the water soaked crystals are clearly visible, because air&#8217;s index of refraction is very different &hellip; <a href=\"https:\/\/demos.swarthmore.edu\/physics\/2015\/06\/phantom-crystals\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Phantom Crystals<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":4778,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[71,10],"tags":[315,416],"_links":{"self":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/3734"}],"collection":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/comments?post=3734"}],"version-history":[{"count":6,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/3734\/revisions"}],"predecessor-version":[{"id":5480,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/3734\/revisions\/5480"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/media\/4778"}],"wp:attachment":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/media?parent=3734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/categories?post=3734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/tags?post=3734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}