{"id":40,"date":"2018-10-10T08:09:33","date_gmt":"2018-10-10T08:09:33","guid":{"rendered":"https:\/\/sed-records-lab.nau.edu\/?page_id=40"},"modified":"2018-10-15T10:16:25","modified_gmt":"2018-10-15T10:16:25","slug":"particle-size-distribution","status":"publish","type":"page","link":"https:\/\/sed-records-lab.nau.edu\/index.php\/particle-size-distribution\/","title":{"rendered":"Particle Size Distribution"},"content":{"rendered":"<p><span style=\"color: #333399;\"><strong>Particle-size distribution <\/strong><\/span>(<a href=\"https:\/\/www.beckman.com\/particle-characterization\/ls-13-320\" target=\"_blank\" rel=\"noopener\">Coulter LS13-320<\/a> laser diffraction) of sediment is controlled by the prevailing environmental conditions of drainage basin, and by the dynamics of the sediment-transport and depositional systems.\u00a0The <a href=\"https:\/\/sed-records-lab.nau.edu\/wp-content\/uploads\/2018\/10\/LS_Output.jpg\" target=\"_blank\" rel=\"noopener\">particle-size distribution<\/a> therefore is a fundamental characteristic of sediment (and soils) that has been used widely to track environmental changes. The distribution can be summarized\u00a0as the relative proportions of sand, silt and clay. The Coulter LS13 320 laser diffraction with automated sample loader measures particle sizes with continuous resolution from 0.04 to 2000 \u00b5m.<\/p>\n<p>The pre-treatment procedure isolates the minerogenic component of the sediment (or soil) from biogenic material, and uses a laser-diffraction particle-size analyzer to measure the\u00a0particle-size distribution. The particle-size distribution is determined by the relative proportion of grain sizes from 0.04 \u00b5m to 2 mm, the mean grain size, and the sorting. <a href=\"mailto:darrell.kaufman@nau.edu\">Contact<\/a> the lab for pricing information.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Particle-size distribution (Coulter LS13-320 laser diffraction) of sediment is controlled by the prevailing environmental conditions of drainage basin, and by the dynamics of the sediment-transport and depositional systems.\u00a0The particle-size distribution therefore is a fundamental characteristic of sediment (and soils) that has been used widely to track environmental changes. The distribution can be summarized\u00a0as the relative &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/sed-records-lab.nau.edu\/index.php\/particle-size-distribution\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Particle Size Distribution&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":49,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-40","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/pages\/40","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/comments?post=40"}],"version-history":[{"count":5,"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/pages\/40\/revisions"}],"predecessor-version":[{"id":99,"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/pages\/40\/revisions\/99"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/media\/49"}],"wp:attachment":[{"href":"https:\/\/sed-records-lab.nau.edu\/index.php\/wp-json\/wp\/v2\/media?parent=40"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}