{"id":82548,"date":"2018-09-13T21:42:40","date_gmt":"2018-09-14T04:42:40","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2018\/09\/an-ultracompact-laser-has-been-made-using-nanoscale-semiconductor-columns"},"modified":"2018-09-15T12:12:42","modified_gmt":"2018-09-15T19:12:42","slug":"an-ultracompact-laser-has-been-made-using-nanoscale-semiconductor-columns","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2018\/09\/an-ultracompact-laser-has-been-made-using-nanoscale-semiconductor-columns","title":{"rendered":"An ultracompact laser has been made using nanoscale semiconductor columns"},"content":{"rendered":"<p style=\"padding-right: 20px\"><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/an-ultracompact-laser-has-been-made-using-nanoscale-semiconductor-columns.jpg\"><\/a><\/p>\n<p>A tiny laser comprising an array of nanoscale semiconductor cylinders (see image) has been made by an all-A*STAR team. This is the first time that lasing has been achieved in non-metallic nanostructures, and it promises to lead to miniature lasers usable in a wide range of optoelectronic devices.<\/p>\n<p>Microscale lasers are widely used in devices such as CD and DVD players. Now, optical engineers are developing nanoscale lasers\u2014so small that they cannot be seen by the human eye.<\/p>\n<p>A promising method is to use arrays of <a href=\"https:\/\/phys.org\/tags\/tiny+structures\/\" rel=\"tag\" class=\"\">tiny structures<\/a> made from semiconductors with a high refractive index. Such structures act as tiny antennas, resonating at specific wavelengths. However, it has been challenging to use them to construct a cavity\u2014the heart of a laser, where light bounces around while being amplified.<\/p>\n<p><!-- Link: <a href=\"https:\/\/phys.org\/news\/2018-09-ultracompact-laser-nanoscale-semiconductor-columns.html\">https:\/\/phys.org\/news\/2018&#45;09-ultracompact-laser-nanosca...lumns.html<\/a> --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A tiny laser comprising an array of nanoscale semiconductor cylinders (see image) has been made by an all-A*STAR team. This is the first time that lasing has been achieved in non-metallic nanostructures, and it promises to lead to miniature lasers usable in a wide range of optoelectronic devices. Microscale lasers are widely used in devices [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-82548","post","type-post","status-publish","format-standard","hentry","category-nanotechnology"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/82548","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\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=82548"}],"version-history":[{"count":1,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/82548\/revisions"}],"predecessor-version":[{"id":82641,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/82548\/revisions\/82641"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=82548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=82548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=82548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}