{"id":241752,"date":"2026-07-29T00:19:57","date_gmt":"2026-07-29T05:19:57","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/07\/scientists-demonstrate-transition-between-strong-and-weak-coupling-regimes-in-a-polariton-microcavity"},"modified":"2026-07-29T00:19:57","modified_gmt":"2026-07-29T05:19:57","slug":"scientists-demonstrate-transition-between-strong-and-weak-coupling-regimes-in-a-polariton-microcavity","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/07\/scientists-demonstrate-transition-between-strong-and-weak-coupling-regimes-in-a-polariton-microcavity","title":{"rendered":"Scientists demonstrate transition between strong and weak coupling regimes in a polariton microcavity"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/scientists-demonstrate-transition-between-strong-and-weak-coupling-regimes-in-a-polariton-microcavity2.jpg\"><\/a><\/p>\n<p>Researchers from Skoltech, together with colleagues from the N.D. Zelinsky Institute of Organic Chemistry and Westlake University, have experimentally demonstrated how the operating regime of a polariton laser changes with a gradual increase in cavity thickness.<\/p>\n<p>They demonstrated a smooth transition between strong and weak coupling regimes within a single structure in the visible spectral range using the organic copolymer MeLPPP. The study opens opportunities for developing ultrafast optical transistors and room-temperature coherent light sources. The results of the study have been <a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/nap2.70214\" target=\"_blank\">published<\/a> in the journal Nanophotonics.<\/p>\n<p>A polariton is a quasiparticle representing a hybrid of light and matter, formed through the interaction of photons with a semiconductor structure. When a critical density of polaritons in the sample is reached, their wave functions synchronize, and the quasiparticles relax to the lowest-energy state, forming a polariton condensate\u2014a coherent macroscopic state and a source of coherent light.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers from Skoltech, together with colleagues from the N.D. Zelinsky Institute of Organic Chemistry and Westlake University, have experimentally demonstrated how the operating regime of a polariton laser changes with a gradual increase in cavity thickness. They demonstrated a smooth transition between strong and weak coupling regimes within a single structure in the visible spectral [\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],"tags":[],"class_list":["post-241752","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-computing"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/241752","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=241752"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/241752\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=241752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=241752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=241752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}