{"id":176644,"date":"2023-11-24T10:22:33","date_gmt":"2023-11-24T16:22:33","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2023\/11\/physicists-find-evidence-of-exotic-charge-transport-in-quantum-material"},"modified":"2023-11-24T10:22:33","modified_gmt":"2023-11-24T16:22:33","slug":"physicists-find-evidence-of-exotic-charge-transport-in-quantum-material","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2023\/11\/physicists-find-evidence-of-exotic-charge-transport-in-quantum-material","title":{"rendered":"Physicists find evidence of exotic charge transport in quantum material"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/physicists-find-evidence-of-exotic-charge-transport-in-quantum-material2.jpg\"><\/a><\/p>\n<p>True to form, a \u201cstrange metal\u201d quantum material proved strangely quiet in recent quantum noise experiments at Rice University. <a href=\"https:\/\/doi.org\/10.1126\/science.abq6100\">Published this week<\/a> in <i>Science<\/i>, the measurements of quantum charge fluctuations known as \u201cshot noise\u201d provide the first direct evidence that electricity seems to flow through strange metals in an unusual liquidlike form that cannot be readily explained in terms of quantized packets of charge known as quasiparticles.<\/p>\n<p>\u201cThe noise is greatly suppressed compared to ordinary wires,\u201d said Rice\u2019s Doug Natelson, the study\u2019s corresponding author. \u201cMaybe this is evidence that quasiparticles are not well-defined things or that they\u2019re just not there and charge moves in more complicated ways. We have to find the right vocabulary to talk about how charge can move collectively.\u201d<\/p>\n<p>The experiments were performed on nanoscale wires of a well-studied quantum critical material with a precise 1\u22122\u22122 ratio of ytterbium, rhodium and silicon (YbRh<sub>2<\/sub>Si<sub>2<\/sub>). The material contains a high degree of quantum entanglement that produces temperature-dependent behavior.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>True to form, a \u201cstrange metal\u201d quantum material proved strangely quiet in recent quantum noise experiments at Rice University. Published this week in Science, the measurements of quantum charge fluctuations known as \u201cshot noise\u201d provide the first direct evidence that electricity seems to flow through strange metals in an unusual liquidlike form that cannot be [\u2026]<\/p>\n","protected":false},"author":511,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,1617],"tags":[],"class_list":["post-176644","post","type-post","status-publish","format-standard","hentry","category-nanotechnology","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/176644","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\/511"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=176644"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/176644\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=176644"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=176644"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=176644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}