{"id":206673,"date":"2025-02-18T09:15:32","date_gmt":"2025-02-18T15:15:32","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/02\/pressure-driven-phase-transition-induces-simultaneous-negative-photoconductivity-and-superconductivity"},"modified":"2025-02-18T09:15:32","modified_gmt":"2025-02-18T15:15:32","slug":"pressure-driven-phase-transition-induces-simultaneous-negative-photoconductivity-and-superconductivity","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/02\/pressure-driven-phase-transition-induces-simultaneous-negative-photoconductivity-and-superconductivity","title":{"rendered":"Pressure-driven phase transition induces simultaneous negative photoconductivity and superconductivity"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/pressure-driven-phase-transition-induces-simultaneous-negative-photoconductivity-and-superconductivity2.jpg\"><\/a><\/p>\n<p>A research team led by Prof. Wang Xianlong and Dr. Wang Pei from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has discovered a concurrent negative photoconductivity (NPC) and superconductivity in PbSe<sub>0.5 <\/sub>Te<sub>0.5<\/sub> by pressure-induced structure transition. The study has been <a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/adma.202417597\" target=\"_blank\">published<\/a> in Advanced Materials.<\/p>\n<p>NPC is a unique phenomenon where the conductivity of a material decreases due to the trapping of charge carriers in localized states, leading to a reduction in the number of free carriers, which is contrary to the more common behavior of positive photoconductivity (PPC).<\/p>\n<p>Though NPC holds great promise in next-generation semiconductor optoelectronics and its application potential has recently reached far beyond photodetection, the phenomenon has rarely been reported. In particular, concurrent NPC and <a href=\"https:\/\/phys.org\/tags\/superconductivity\/\" rel=\"tag\" class=\"\">superconductivity<\/a> are rarely observed at high-pressure due to the lack of in situ experimental measuring facilities.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A research team led by Prof. Wang Xianlong and Dr. Wang Pei from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has discovered a concurrent negative photoconductivity (NPC) and superconductivity in PbSe0.5 Te0.5 by pressure-induced structure transition. The study has been published in Advanced Materials. NPC is a unique phenomenon where [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1635],"tags":[],"class_list":["post-206673","post","type-post","status-publish","format-standard","hentry","category-materials"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/206673","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=206673"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/206673\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=206673"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=206673"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=206673"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}