{"id":118196,"date":"2021-01-08T20:23:33","date_gmt":"2021-01-09T04:23:33","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2021\/01\/movers-and-shakers-new-evidence-for-a-unifying-theory-of-granular-materials"},"modified":"2021-01-08T20:23:33","modified_gmt":"2021-01-09T04:23:33","slug":"movers-and-shakers-new-evidence-for-a-unifying-theory-of-granular-materials","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2021\/01\/movers-and-shakers-new-evidence-for-a-unifying-theory-of-granular-materials","title":{"rendered":"Movers and shakers: New evidence for a unifying theory of granular materials"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/movers-and-shakers-new-evidence-for-a-unifying-theory-of-granular-materials.jpg\"><\/a><\/p>\n<p>Understanding the dynamics of granular materials\u2014such as sand flowing through an hourglass or salt pouring through a shaker\u2014is a major unsolved problem in physics. A new paper describes a pattern for how record-sized \u201cshaking\u201d events affect the dynamics of a granular material as it moves from an excited to a relaxed state, adding to the evidence that a unifying theory underlies this behavior.<\/p>\n<p>The <i>Proceedings of the National Academy of Sciences<\/i> (<i>PNAS<\/i>) published the work by Stefan Boettcher, an Emory <a href=\"https:\/\/phys.org\/tags\/theoretical+physicist\/\" rel=\"tag\" class=\"\">theoretical physicist<\/a>, and Paula Gago, an expert in modeling the statistical mechanics of granular matter in the Department of Earth Science and Engineering at the Imperial College of London.<\/p>\n<p>\u201cOur work marks another small step forward to describing the behavior of granular materials in a uniform way,\u201d says Boettcher, professor and chair of Emory\u2019s Department of Physics.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Understanding the dynamics of granular materials\u2014such as sand flowing through an hourglass or salt pouring through a shaker\u2014is a major unsolved problem in physics. A new paper describes a pattern for how record-sized \u201cshaking\u201d events affect the dynamics of a granular material as it moves from an excited to a relaxed state, adding to the [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38,219],"tags":[],"class_list":["post-118196","post","type-post","status-publish","format-standard","hentry","category-engineering","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/118196","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=118196"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/118196\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=118196"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=118196"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=118196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}