{"id":630,"date":"2015-06-17T13:00:41","date_gmt":"2015-06-17T13:00:41","guid":{"rendered":"https:\/\/www.despatch.com\/blog\/?p=630"},"modified":"2019-04-10T20:03:14","modified_gmt":"2019-04-10T20:03:14","slug":"researchers-turn-graphene-working-filament-worlds-thinnest-light-bulb","status":"publish","type":"post","link":"https:\/\/www.despatch.com\/blog\/researchers-turn-graphene-working-filament-worlds-thinnest-light-bulb\/","title":{"rendered":"Researchers Turn Graphene Into a Working Filament, World&#8217;s Thinnest Light Bulb!"},"content":{"rendered":"<p>A team of researchers from Columbia, Seoul National University and Korea Research Institute of Standards and Science have turned a sheet of graphene into a working filament, with the ability to light up when flooded with electricity.<\/p>\n<p>The team was able to illuminate the graphene by holding a sheet of the supermaterial between two electrodes and passing a current through it.<\/p>\n<p>Shrinking a light source to the nano-scale is difficult, and researcher Wang Fon-Jen told <a href=\"https:\/\/phys.org\/news\/2015-06-graphene-bright-world-thinnest-lightbulb.html\" target=\"_blank\" rel=\"noopener\">PhysOrg<\/a> they\u2019d \u201ccreated what is essentially the world\u2019s thinnest light bulb.\u201d<\/p>\n<p>The incredible thing about graphene is how tough it is, with the ability to withstand extreme temperatures required to emit visible light that comparable materials simply cannot bear.<\/p>\n<p>The researchers <a href=\"https:\/\/www.nature.com\/nnano\/journal\/vaop\/ncurrent\/full\/nnano.2015.118.html\" target=\"_blank\" rel=\"noopener\">have demonstrated<\/a> the ability to take a strip of graphene smaller than the width of a human hair, hold it on a silicon substrate at 2500 degrees Celsius and create light visible to the naked eye.<\/p>\n<p>As graphene heats up, it conducts heat less effectively, meaning the temperatures don&#8217;t reach the ends and edge of the sample, essentially creating the world&#8217;s thinnest light bulb as stated above.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A team of researchers from Columbia, Seoul National University and Korea Research Institute of Standards and Science have turned a sheet of graphene into a working filament, with the ability to light up when flooded with electricity. The team was able to illuminate the graphene by holding a sheet of the supermaterial between two electrodes [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2839,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[59,56],"tags":[376,378,377],"acf":[],"_links":{"self":[{"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/posts\/630"}],"collection":[{"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/comments?post=630"}],"version-history":[{"count":7,"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/posts\/630\/revisions"}],"predecessor-version":[{"id":2912,"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/posts\/630\/revisions\/2912"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/media\/2839"}],"wp:attachment":[{"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/media?parent=630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/categories?post=630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.despatch.com\/blog\/wp-json\/wp\/v2\/tags?post=630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}