{"id":613,"date":"2021-04-23T11:56:26","date_gmt":"2021-04-23T01:56:26","guid":{"rendered":"https:\/\/qo.lab.uq.edu.au\/?p=613"},"modified":"2025-05-14T09:18:40","modified_gmt":"2025-05-13T23:18:40","slug":"ultrafast-viscosity-measurement-of-a-trapped-particle","status":"publish","type":"post","link":"https:\/\/qo.lab.uq.edu.au\/?p=613","title":{"rendered":"Ultrafast viscosity measurement"},"content":{"rendered":"\n<p>In our latest article, Lars Madsen, <a href=\"https:\/\/equs.org\/users\/catxere-andrade-casacio\">Catxere Casacio<\/a>,\u00a0<a href=\"https:\/\/equs.org\/users\/alex-terrasson\">Alex Terrasson<\/a>, <a href=\"https:\/\/equs.org\/users\/prof-warwick-bowen\">Warwick Bowen<\/a> and collaborators\u00a0measure the viscosity of a fluid within twenty microseconds and extreme precision\u2014up to the point where the remnant uncertainty stems from its thermal molecular collisions. Read on in <a href=\"https:\/\/doi.org\/10.1038\/s41566-021-00798-8\">Nature Photonics<\/a>!<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/doi.org\/10.1038\/s41566-021-00798-8\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"355\" src=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/heading_viscosity-1024x355.png\" alt=\"\" class=\"wp-image-616\" srcset=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/heading_viscosity-1024x355.png 1024w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/heading_viscosity-300x104.png 300w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/heading_viscosity-768x266.png 768w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/heading_viscosity.png 1082w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/viscosity.png\" alt=\"\" class=\"wp-image-615\" width=\"346\" height=\"303\" srcset=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/viscosity.png 812w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/viscosity-300x263.png 300w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/04\/viscosity-768x672.png 768w\" sizes=\"auto, (max-width: 346px) 100vw, 346px\" \/><figcaption>A bead trapped in optical tweezers performs thermally driven motion. <br>From: Madsen, Lars S.&nbsp;<em>et al.<\/em>&nbsp;Ultrafast viscosity measurement with ballistic optical tweezers.&nbsp;<em>Nat. Photonics<\/em>&nbsp;(2021)<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>In our latest article, Lars Madsen, Catxere Casacio,\u00a0Alex Terrasson, Warwick Bowen and collaborators\u00a0measure the viscosity of a fluid within twenty microseconds and extreme precision\u2014up to the point where the remnant uncertainty stems from its thermal molecular collisions. Read on in Nature Photonics!<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"cybocfi_hide_featured_image":"","footnotes":""},"categories":[43],"tags":[],"class_list":["post-613","post","type-post","status-publish","format-standard","hentry","category-archive-2021"],"featured_image_src":null,"author_info":{"display_name":false,"author_link":"https:\/\/qo.lab.uq.edu.au\/?author=4"},"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts\/613","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=613"}],"version-history":[{"count":4,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts\/613\/revisions"}],"predecessor-version":[{"id":653,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts\/613\/revisions\/653"}],"wp:attachment":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=613"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=613"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=613"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}