{"id":170121,"date":"2023-08-20T23:26:01","date_gmt":"2023-08-21T04:26:01","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2023\/08\/plasmonic-metamaterials-bend-light-backwards"},"modified":"2023-08-20T23:26:01","modified_gmt":"2023-08-21T04:26:01","slug":"plasmonic-metamaterials-bend-light-backwards","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2023\/08\/plasmonic-metamaterials-bend-light-backwards","title":{"rendered":"Plasmonic Metamaterials Bend Light Backwards"},"content":{"rendered":"<p style=\"padding-right: 20px\"><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/plasmonic-metamaterials-bend-light-backwards.jpg\"><\/a><\/p>\n<p>A thin film patterned with nanoantennas exhibits negative refraction of light, a useful feature for subwavelength imaging.<\/p>\n<p>Materials that refract light the \u201cwrong way\u201d could be used to make optical lenses that can image objects smaller than visible wavelengths. So-called negative refraction has been demonstrated in thin films in which surface plasmons\u2014collective charge oscillations\u2014have been excited by a powerful laser. Now, an international team involving Purdue University, Indiana, the University of Glasgow, UK, and Imperial College London show that they can more efficiently achieve the same effect by placing an array of nanoscale antennas on the film.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A thin film patterned with nanoantennas exhibits negative refraction of light, a useful feature for subwavelength imaging. Materials that refract light the \u201cwrong way\u201d could be used to make optical lenses that can image objects smaller than visible wavelengths. So-called negative refraction has been demonstrated in thin films in which surface plasmons\u2014collective charge oscillations\u2014have been [\u2026]<\/p>\n","protected":false},"author":661,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1635,4],"tags":[],"class_list":["post-170121","post","type-post","status-publish","format-standard","hentry","category-materials","category-nanotechnology"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/170121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/661"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=170121"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/170121\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=170121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=170121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=170121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}