{"id":89951,"date":"2019-04-25T10:23:15","date_gmt":"2019-04-25T17:23:15","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2019\/04\/cooling-with-light"},"modified":"2019-04-25T10:23:15","modified_gmt":"2019-04-25T17:23:15","slug":"cooling-with-light","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2019\/04\/cooling-with-light","title":{"rendered":"Cooling with light"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/cooling-with-light.jpg\"><\/a><\/p>\n<p>ETH researchers have cooled a nanoparticle to a record low temperature, thanks to a sophisticated experimental set-up that uses scattered laser light for cooling. Until now, no one has ever cooled a nanoparticle to such low temperatures in a photon cage. Dominik Windey and Ren\u00e9 Reimann \u2013 a doctoral student and postdoc in the group led by Lukas Novotny, Professor of Photonics \u2013 have succeeded in cooling a 140 nanometre glass bead down to a few thousandths of a degree above absolute zero.<\/p>\n<p>The researchers recently published details of their work in the journal <i>Physical Review Letters<\/i>. Their breakthrough came in the form of a sophisticated experimental set-up involving <a href=\"https:\/\/phys.org\/tags\/optical+tweezers\/\" rel=\"tag\" class=\"\">optical tweezers<\/a>, whereby a nanoparticle can be made to levitate with the aid of a laser beam. The group has already used the same optical tweezers in previous work, in which they caused a nanoparticle to rotate around its own axis at extremely high speed.<\/p>\n<p><a href=\"https:\/\/phys.org\/news\/2019-04-cooling.html\" target=\"_blank\" rel=\"noopener noreferrer\"><\/p>\n<div style=\"clear:both;\">Read more<\/div>\n<p><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>ETH researchers have cooled a nanoparticle to a record low temperature, thanks to a sophisticated experimental set-up that uses scattered laser light for cooling. Until now, no one has ever cooled a nanoparticle to such low temperatures in a photon cage. Dominik Windey and Ren\u00e9 Reimann \u2013 a doctoral student and postdoc in the group [\u2026]<\/p>\n","protected":false},"author":513,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1522,4],"tags":[],"class_list":["post-89951","post","type-post","status-publish","format-standard","hentry","category-innovation","category-nanotechnology"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/89951","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\/513"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=89951"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/89951\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=89951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=89951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=89951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}