{"id":3943,"date":"2017-07-13T15:20:00","date_gmt":"2017-07-13T19:20:00","guid":{"rendered":"https:\/\/www.med.unc.edu\/bric\/event\/bric-seminar-series-january-2018\/"},"modified":"2018-08-23T16:24:17","modified_gmt":"2018-08-23T20:24:17","slug":"bric-seminar-series-january-2018","status":"publish","type":"tribe_events","link":"https:\/\/www.med.unc.edu\/bric\/event\/bric-seminar-series-january-2018\/","title":{"rendered":"BRIC Seminar Series January 2018 &#8211; William Hersman, PhD"},"content":{"rendered":"<div>\n<h3><img decoding=\"async\" src=\"https:\/\/www.med.unc.edu\/bric\/wp-content\/uploads\/sites\/843\/2018\/08\/william-hersman-1_17_2017.jpeg\" alt=\"William Hersman 1_17_2018\" class=\"image-left\" title=\"William Hersman 1_17_2018\"\/>William Hersman, PhD<\/h3>\n<p>Prof. Dept. Physics and Astronomy<br \/>University of New Hampshire<\/p>\n<p><em>New methods and applications for polarized 3He and xenon-129 for<\/em><em> fundamental and medical physics.<\/em><\/p>\n<p>Optical pumping of alkali metal vapors with circularly polarized infrared laser light allows the spin-magnetism of nuclei to become aligned in a magnetic field. We have improved several components and processes, lasers, cryogenics, and robotics, to produce large quantities of hyperpolarized xenon for medical imaging. Since xenon is inert it can be inhaled, and since it has nuclear magnetism it can be interrogated in an MRI scanner. This talk will outline innovations that enabled a new measurement of the rate of transfer of gas dissolving into the lung parenchyma, revealing functional aspects of the microscopic tissue composition.<\/p>\n<\/p>\n<p><em><br \/><\/em><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>William Hersman, PhD Prof. Dept. Physics and AstronomyUniversity of New Hampshire New methods and applications for polarized 3He and xenon-129 for fundamental and medical physics. Optical pumping of alkali metal vapors with circularly polarized infrared laser light allows the spin-magnetism of nuclei to become aligned in a magnetic field. We have improved several components and &hellip; <a href=\"https:\/\/www.med.unc.edu\/bric\/event\/bric-seminar-series-january-2018\/\" aria-label=\"Read more about BRIC Seminar Series January 2018 &#8211; William Hersman, PhD\">Read more<\/a><\/p>\n","protected":false},"author":53245,"featured_media":2581,"template":"","meta":{"_acf_changed":false,"_tribe_events_status":"","_tribe_events_status_reason":"","_tribe_events_is_hybrid":"","_tribe_events_is_virtual":"","_tribe_events_virtual_video_source":"","_tribe_events_virtual_embed_video":"","_tribe_events_virtual_linked_button_text":"","_tribe_events_virtual_linked_button":"","_tribe_events_virtual_show_embed_at":"","_tribe_events_virtual_show_embed_to":[],"_tribe_events_virtual_show_on_event":"","_tribe_events_virtual_show_on_views":"","_tribe_events_virtual_url":"","footnotes":"","_links_to":"","_links_to_target":""},"tags":[17],"tribe_events_cat":[],"class_list":["post-3943","tribe_events","type-tribe_events","status-publish","has-post-thumbnail","hentry","tag-biomedical-research-imaging-center","odd"],"pp_force_visibility":null,"pp_subpost_visibility":null,"pp_inherited_force_visibility":null,"pp_inherited_subpost_visibility":null,"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>BRIC Seminar Series January 2018 - William Hersman, PhD - Biomedical Research Imaging Center<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.med.unc.edu\/bric\/event\/bric-seminar-series-january-2018\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"BRIC Seminar Series January 2018 - William Hersman, PhD - Biomedical Research Imaging Center\" \/>\n<meta property=\"og:description\" content=\"William Hersman, PhD Prof. Dept. Physics and AstronomyUniversity of New Hampshire New methods and applications for polarized 3He and xenon-129 for fundamental and medical physics. Optical pumping of alkali metal vapors with circularly polarized infrared laser light allows the spin-magnetism of nuclei to become aligned in a magnetic field. 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