{"id":3926445,"date":"2026-06-11T19:02:34","date_gmt":"2026-06-12T00:02:34","guid":{"rendered":"http:\/\/mikedyess.info\/para\/new-cavity-control-strategy-improves-performance-of-blue-vertical-cavity-surface-emitting-lasers\/"},"modified":"2026-06-11T19:02:34","modified_gmt":"2026-06-12T00:02:34","slug":"new-cavity-control-strategy-improves-performance-of-blue-vertical-cavity-surface-emitting-lasers","status":"publish","type":"post","link":"https:\/\/mikedyess.info\/para\/new-cavity-control-strategy-improves-performance-of-blue-vertical-cavity-surface-emitting-lasers\/","title":{"rendered":"New cavity control strategy improves performance of blue vertical-cavity surface-emitting lasers"},"content":{"rendered":"<div>GaN-based vertical-cavity surface-emitting lasers (VCSELs) are promising for displays, sensing and optical communication, but improving efficiency remains challenging. Researchers have now shown that &#8220;cavity tuning,&#8221; which controls resonance wavelength, strongly affects laser performance. By analyzing variations across a VCSEL wafer, the team identified optimal mirror loss conditions and extracted device parameters. Their approach achieved 26.4% wall plug efficiency, offering guidance for next-generation high-efficiency visible-light semiconductor lasers.<\/div>\n<p><a target=\"_blank\" href=\"https:\/\/phys.org\/news\/2026-06-cavity-strategy-blue-vertical-surface.html\" target=\"_blank\">Go to Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>GaN-based vertical-cavity surface-emitting lasers (VCSELs) are promising for displays, sensing and optical communication, but improving efficiency remains challenging. Researchers have now shown that &#8220;cavity tuning,&#8221; which controls resonance wavelength, strongly affects laser performance. By analyzing variations across a VCSEL wafer, the team identified optimal mirror loss conditions and extracted device parameters. Their approach achieved 26.4% [&#8230;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-3926445","post","type-post","status-publish","format-standard","hentry","category-latest-in-physics","odd"],"_links":{"self":[{"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts\/3926445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/comments?post=3926445"}],"version-history":[{"count":0,"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/posts\/3926445\/revisions"}],"wp:attachment":[{"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/media?parent=3926445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/categories?post=3926445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mikedyess.info\/para\/wp-json\/wp\/v2\/tags?post=3926445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}