{"id":15,"date":"2015-04-24T15:48:55","date_gmt":"2015-04-24T23:48:55","guid":{"rendered":"http:\/\/research.engineering.ucdavis.edu\/phillips\/?page_id=15"},"modified":"2016-02-18T11:16:34","modified_gmt":"2016-02-18T19:16:34","slug":"structure-surface","status":"publish","type":"page","link":"https:\/\/research.engineering.ucdavis.edu\/phillips\/sample-page\/structure-surface\/","title":{"rendered":"Structure Surface"},"content":{"rendered":"<p>The image below shows &#8220;before&#8221; and &#8220;after&#8221; configurations of a collection of spherical particles.\u00a0 The particles are initially arranged homogeneously.\u00a0 One goal of our theoretical work is to describe the elements of suspension structure that are needed to describe deformation, without tracking the position and velocity of every particle.\u00a0 To achieve this goal, we use a \u201cstructure surface,\u201d shown to the right of the particles.\u00a0 This surface corresponds qualitatively to the inverse of the distance any randomly chosen test particle would move before striking another particle.\u00a0 It is initially a sphere, because initially the suspension exhibits no directional preference, or is <i>isotropic<\/i>.\u00a0 Very soon after the flow starts, however, the structure becomes non-isotropic as particles are moved together in some directions and moved apart in others.\u00a0 This image\u00a0was prepared by Jonathan Stickel, who received his Ph.D. in Chemical Engineering in 2006.<br \/>\n<span class=\"Apple-style-span\" style=\"color: #333333;font-family: Georgia, 'Times New Roman', 'Bitstream Charter', Times, serif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-53 aligncenter\" src=\"http:\/\/research.engineering.ucdavis.edu\/phillips\/wp-content\/uploads\/sites\/52\/2015\/04\/structure-300x281.jpg\" alt=\"structure\" width=\"300\" height=\"281\" srcset=\"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-content\/uploads\/sites\/52\/2015\/04\/structure-300x281.jpg 300w, https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-content\/uploads\/sites\/52\/2015\/04\/structure-160x150.jpg 160w, https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-content\/uploads\/sites\/52\/2015\/04\/structure-150x140.jpg 150w, https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-content\/uploads\/sites\/52\/2015\/04\/structure.jpg 604w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The image below shows &#8220;before&#8221; and &#8220;after&#8221; configurations of a collection of spherical particles.\u00a0 The particles are initially arranged homogeneously.\u00a0 One goal of our theoretical work is to describe the elements of suspension structure that are needed to describe deformation, without tracking the position and velocity of every particle.\u00a0 To  \u2026 <a href=\"https:\/\/research.engineering.ucdavis.edu\/phillips\/sample-page\/structure-surface\/\"> Continue reading <span class=\"meta-nav\">&rarr; <\/span><\/a><\/p>\n","protected":false},"author":10,"featured_media":0,"parent":2,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-15","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/pages\/15","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/comments?post=15"}],"version-history":[{"count":6,"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/pages\/15\/revisions"}],"predecessor-version":[{"id":54,"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/pages\/15\/revisions\/54"}],"up":[{"embeddable":true,"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/pages\/2"}],"wp:attachment":[{"href":"https:\/\/research.engineering.ucdavis.edu\/phillips\/wp-json\/wp\/v2\/media?parent=15"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}