{"id":101884,"date":"2020-02-04T18:26:45","date_gmt":"2020-02-05T02:26:45","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2020\/02\/lasers-etch-a-perfect-solar-energy-absorber"},"modified":"2020-02-04T18:26:45","modified_gmt":"2020-02-05T02:26:45","slug":"lasers-etch-a-perfect-solar-energy-absorber","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2020\/02\/lasers-etch-a-perfect-solar-energy-absorber","title":{"rendered":"Lasers etch a \u2018perfect\u2019 solar energy absorber"},"content":{"rendered":"<p><\/p>\n<p><iframe style=\"display: block; margin: 0 auto; width: 100%; aspect-ratio: 4\/3; object-fit: contain;\" src=\"https:\/\/www.youtube.com\/embed\/t2dSUwilqDE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope;\n   picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>The University of Rochester research lab that recently used lasers to create unsinkable metallic structures has now demonstrated how the same technology could be used to create highly efficient solar power generators.<\/p>\n<p>In a paper in <i>Light: Science &amp; Applications<\/i>, the lab of Chunlei Guo, professor of optics also affiliated with Physics and the Material Sciences Program, describes using powerful femto-second <a href=\"https:\/\/phys.org\/tags\/laser\/\" rel=\"tag\" class=\"\">laser<\/a> pulses to etch <a href=\"https:\/\/phys.org\/tags\/metal+surfaces\/\" rel=\"tag\" class=\"\">metal surfaces<\/a> with nanoscale structures that selectively absorb light only at the solar wavelengths, but not elsewhere.<\/p>\n<p>A regular <a href=\"https:\/\/phys.org\/tags\/metal\/\" rel=\"tag\" class=\"\">metal<\/a> surface is shiny and highly reflective. Years ago, the Guo lab developed a black metal technology that turned shiny metals pitch black. \u201cBut to make a perfect solar absorber,\u201d Guo says, \u201cWe need more than a black metal and the result is this selective absorber.\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The University of Rochester research lab that recently used lasers to create unsinkable metallic structures has now demonstrated how the same technology could be used to create highly efficient solar power generators. In a paper in Light: Science &amp; Applications, the lab of Chunlei Guo, professor of optics also affiliated with Physics and the Material [\u2026]<\/p>\n","protected":false},"author":396,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,219,1633,17],"tags":[],"class_list":["post-101884","post","type-post","status-publish","format-standard","hentry","category-nanotechnology","category-physics","category-solar-power","category-sustainability"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/101884","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\/396"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=101884"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/101884\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=101884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=101884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=101884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}