{"id":12812,"date":"2014-03-15T14:07:34","date_gmt":"2014-03-15T19:07:34","guid":{"rendered":"http:\/\/bucktownbell.com\/?p=12812"},"modified":"2014-03-15T14:07:34","modified_gmt":"2014-03-15T19:07:34","slug":"nanoscale-optical-switch-breaks-miniaturization-barrier","status":"publish","type":"post","link":"http:\/\/bucktownbell.com\/?p=12812","title":{"rendered":"Nanoscale optical switch breaks miniaturization barrier"},"content":{"rendered":"<blockquote><p>The ultrafast switch is made out of an artificial material engineered to have properties that are not found in nature. In this case, the \u201cmetamaterial\u201d consists of nanoscale particles of vanadium dioxide (VO2) \u2013 a crystalline solid that can rapidly switch back and forth between an opaque, metallic phase and a transparent, semiconducting phase \u2013 which are deposited on a glass substrate and coated with a \u201cnanomesh\u201d of tiny gold nanoparticles.<\/p>\n<p>The scientists report that bathing these gilded nanoparticles with brief pulses from an ultrafast laser generates hot electrons in the gold nanomesh that jump into the vanadium dioxide and cause it to undergo its phase change in a few trillionths of a second.<\/p><\/blockquote>\n<p>via <a href=\"http:\/\/news.vanderbilt.edu\/2014\/03\/nanoscale-optical-switch\/\">Nanoscale optical switch breaks miniaturization barrier | Research News @ Vanderbilt | Vanderbilt University<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The ultrafast switch is made out of an artificial material engineered to have properties that are not found in nature. In this case, the \u201cmetamaterial\u201d consists of nanoscale particles of vanadium dioxide (VO2) \u2013 a crystalline solid that can rapidly &hellip; <a href=\"http:\/\/bucktownbell.com\/?p=12812\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[737],"tags":[946,631,196,390],"class_list":["post-12812","post","type-post","status-publish","format-standard","hentry","category-stem","tag-chemistry","tag-material-science","tag-optical-networks","tag-switch"],"_links":{"self":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/12812","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12812"}],"version-history":[{"count":1,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/12812\/revisions"}],"predecessor-version":[{"id":12813,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=\/wp\/v2\/posts\/12812\/revisions\/12813"}],"wp:attachment":[{"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12812"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12812"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/bucktownbell.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12812"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}