{"id":201226,"date":"2024-12-11T00:30:52","date_gmt":"2024-12-11T06:30:52","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/12\/scientists-develop-cost-effective-lasers-for-extended-short-wave-infrared-applications"},"modified":"2024-12-11T00:30:52","modified_gmt":"2024-12-11T06:30:52","slug":"scientists-develop-cost-effective-lasers-for-extended-short-wave-infrared-applications","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/12\/scientists-develop-cost-effective-lasers-for-extended-short-wave-infrared-applications","title":{"rendered":"Scientists develop cost-effective lasers for extended short-wave infrared applications"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/scientists-develop-cost-effective-lasers-for-extended-short-wave-infrared-applications.jpg\"><\/a><\/p>\n<p>Current laser technologies for the extended short-wave infrared (SWIR) spectral range rely on expensive and complex materials, limiting their scalability and affordability. To address these challenges, ICFO researchers have presented a novel approach based on colloidal quantum dots in an <i>Advanced Materials<\/i> <a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/adma.202410207\" target=\"_blank\">article<\/a>. The team managed to emit coherent light (a necessary condition to create lasers) in the extended SWIR range with large colloidal quantum dots made of lead sulfide (PbS).<\/p>\n<p>This new CQD-based technology offers a solution to the aforementioned challenges while maintaining compatibility with silicon CMOS platforms (the technology used for constructing integrated circuit chips) for on-chip integration.<\/p>\n<p>Their PbS colloidal quantum dots are the first semiconductor lasing material to cover such a broad wavelength range. Remarkably, the researchers accomplished this without altering the dots\u2019 chemical composition. These results pave the way towards the realization of more practical and compact <a href=\"https:\/\/phys.org\/tags\/colloidal+quantum+dots\/\" rel=\"tag\" class=\"\">colloidal quantum dots<\/a> lasers.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Current laser technologies for the extended short-wave infrared (SWIR) spectral range rely on expensive and complex materials, limiting their scalability and affordability. To address these challenges, ICFO researchers have presented a novel approach based on colloidal quantum dots in an Advanced Materials article. The team managed to emit coherent light (a necessary condition to create [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,1523,1617],"tags":[],"class_list":["post-201226","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-computing","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/201226","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=201226"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/201226\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=201226"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=201226"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=201226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}