{"id":206829,"date":"2025-02-20T06:16:27","date_gmt":"2025-02-20T12:16:27","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/02\/two-distinct-superconducting-states-found-in-bernal-bilayer-graphene-challenge-current-models"},"modified":"2025-02-20T06:16:27","modified_gmt":"2025-02-20T12:16:27","slug":"two-distinct-superconducting-states-found-in-bernal-bilayer-graphene-challenge-current-models","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/02\/two-distinct-superconducting-states-found-in-bernal-bilayer-graphene-challenge-current-models","title":{"rendered":"Two distinct superconducting states found in Bernal bilayer graphene challenge current models"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/two-distinct-superconducting-states-found-in-bernal-bilayer-graphene-challenge-current-models3.jpg\"><\/a><\/p>\n<p>Superconductivity is a widely sought after material property, which entails an electrical resistance of zero below a specific critical temperature. So far, it has been observed in various materials, including recently in so-called multilayer graphene allotropes (i.e., materials that consist of several layers of a hexagonal carbon lattice).<\/p>\n<p>Recent studies found that when bilayer graphene is placed on a WSe<sub>2<\/sub> (tungsten-diselenide) substrate, its superconducting phase is enhanced. This results in a greater charge carrier density and higher <a href=\"https:\/\/phys.org\/tags\/critical+temperature\/\" rel=\"tag\" class=\"\">critical temperature<\/a> (i.e., the temperature at which a material becomes a superconductor).<\/p>\n<p>Researchers at University of California at Santa Barbara and California Institute of Technology have carried out a study aimed at further investigating this enhancement in the graphite allotrope Bernal bilayer graphene. Their paper, <a href=\"https:\/\/www.nature.com\/articles\/s41567-024-02776-7\" target=\"_blank\">published<\/a> in <i>Nature Physics<\/i>, reports the observation of two distinct superconducting states in this material, challenging current models of electron pairing in graphite allotropes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Superconductivity is a widely sought after material property, which entails an electrical resistance of zero below a specific critical temperature. So far, it has been observed in various materials, including recently in so-called multilayer graphene allotropes (i.e., materials that consist of several layers of a hexagonal carbon lattice). Recent studies found that when bilayer graphene [\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-206829","post","type-post","status-publish","format-standard","hentry","category-materials"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/206829","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=206829"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/206829\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=206829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=206829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=206829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}