{"id":6179,"date":"2018-06-04T15:41:23","date_gmt":"2018-06-04T15:41:23","guid":{"rendered":"http:\/\/demos.swarthmore.edu\/physics\/?p=6179"},"modified":"2024-01-19T19:10:38","modified_gmt":"2024-01-19T19:10:38","slug":"laser-light-bend","status":"publish","type":"post","link":"https:\/\/demos.swarthmore.edu\/physics\/2018\/06\/laser-light-bend\/","title":{"rendered":"Laser light bend"},"content":{"rendered":"<p><a href=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend.jpg\" rel=\"attachment wp-att-6178\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-6178 aligncenter\" src=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend-300x169.jpg\" alt=\"laser bend\" width=\"676\" height=\"381\" srcset=\"https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend-300x169.jpg 300w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend-768x432.jpg 768w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend-1024x576.jpg 1024w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend-772x434.jpg 772w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend-624x351.jpg 624w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/laser-bend.jpg 1753w\" sizes=\"(max-width: 676px) 100vw, 676px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/0130181800.jpg\" rel=\"attachment wp-att-6363\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-6363 aligncenter\" src=\"http:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/0130181800-300x169.jpg\" alt=\"0130181800\" width=\"609\" height=\"343\" srcset=\"https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/0130181800-300x169.jpg 300w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/0130181800-768x432.jpg 768w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/0130181800-1024x576.jpg 1024w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/0130181800-772x434.jpg 772w, https:\/\/demos.swarthmore.edu\/physics\/wp-content\/uploads\/sites\/2\/2018\/06\/0130181800-624x351.jpg 624w\" sizes=\"(max-width: 609px) 100vw, 609px\" \/><\/a><\/p>\n<ul>\n<li>Tank shown above contains a solution of sugar water that becomes more and more concentrated with depth. As sugar water has a higher index of refraction than pure water, the sugar density gradient produces a depth-dependent index of refraction. A laser beam shot through the solution, initially parallel to the bottom of the tank, will bend downward and hit the bottom.<\/li>\n<li>To prepare solution: pour\u00a0sugar into empty tank, a few centimeters thick. Then, using a hose, very slowly (so as not to agitate sugar) fill the tank with water about halfway full.<\/li>\n<li>Tank located in L01, section B6. Sugar in L35, under sink. Laser in L35, section A5.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Tank shown above contains a solution of sugar water that becomes more and more concentrated with depth. As sugar water has a higher index of refraction than pure water, the sugar density gradient produces a depth-dependent index of refraction. A laser beam shot through the solution, initially parallel to the bottom of the tank, will &hellip; <a href=\"https:\/\/demos.swarthmore.edu\/physics\/2018\/06\/laser-light-bend\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Laser light bend<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":6178,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[71,10,57],"tags":[677,303,315,678,29],"_links":{"self":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/6179"}],"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=6179"}],"version-history":[{"count":4,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/6179\/revisions"}],"predecessor-version":[{"id":6181,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/posts\/6179\/revisions\/6181"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/media\/6178"}],"wp:attachment":[{"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/media?parent=6179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/categories?post=6179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demos.swarthmore.edu\/physics\/wp-json\/wp\/v2\/tags?post=6179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}