{"id":831708,"date":"2026-03-17T12:11:13","date_gmt":"2026-03-17T12:11:13","guid":{"rendered":"https:\/\/www.europesays.com\/uk\/831708\/"},"modified":"2026-03-17T12:11:13","modified_gmt":"2026-03-17T12:11:13","slug":"at-low-exciton-density-a-superfluid-suddenly-stops-flowing-physics-world","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/uk\/831708\/","title":{"rendered":"At low exciton density, a superfluid suddenly stops flowing \u2013 Physics World"},"content":{"rendered":"<p>\tAt low exciton density, a superfluid suddenly stops flowing \u2013 Physics World<\/p>\n<p>    <a class=\"link__skip-to-content\" href=\"#main-content\">Skip to main content<\/a><\/p>\n<p>\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/physicsworld.com\/wp-content\/uploads\/2025\/09\/category-icon-condensed-matter-orange.svg\" alt=\"States of matter\" loading=\"lazy\"\/><\/p>\n<p>\n\t\tDiscover more from Physics World\n<\/p>\n<p>Copyright \u00a9 2026 by IOP Publishing Ltd and individual contributors<\/p>\n","protected":false},"excerpt":{"rendered":"At low exciton density, a superfluid suddenly stops flowing \u2013 Physics World Skip to main content Discover more&hellip;\n","protected":false},"author":2,"featured_media":831709,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3845],"tags":[74,70,16,15],"class_list":{"0":"post-831708","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-physics","8":"tag-physics","9":"tag-science","10":"tag-uk","11":"tag-united-kingdom"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@uk\/116244453384217113","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/831708","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/comments?post=831708"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/831708\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media\/831709"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media?parent=831708"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/categories?post=831708"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/tags?post=831708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}