{"id":1803,"date":"2014-06-03T13:30:48","date_gmt":"2014-06-03T18:30:48","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=1803"},"modified":"2014-06-03T13:41:15","modified_gmt":"2014-06-03T18:41:15","slug":"most-precise-measurement-of-antimatters-charge","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/most-precise-measurement-of-antimatters-charge\/","title":{"rendered":"Most precise measurement of antimatter\u2019s charge<img src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/01\/canada_flag_icon_small.gif\">"},"content":{"rendered":"<div id=\"attachment_1804\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/ALPHA.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1804\" class=\"size-full wp-image-1804\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/ALPHA.jpg\" alt=\"The ALPHA instrument, built partly in Canada and operated at CERN in Geneva, allows researchers to create antihydrogen, hold it in a magnetic trap, and measure its properties. (Photo credit: Maximilien Brice, CERN)\" width=\"300\" height=\"200\" \/><\/a><p id=\"caption-attachment-1804\" class=\"wp-caption-text\">The ALPHA instrument, built partly in Canada and operated at CERN in Geneva, allows researchers to create antihydrogen, hold it in a magnetic trap, and measure its properties. (Photo credit: Maximilien Brice, <a href=\"http:\/\/cds.cern.ch\/record\/1494099&quot;\">CERN<\/a>)<\/p><\/div>\n<p><span style=\"color: #000000;\">New results from the ALPHA experiment at CERN have provided the most precise measurements yet of the electric charge of antihydrogen. <\/span><\/p>\n<p><span style=\"color: #000000;\">Researchers from the international collaboration &#8211; which includes many Canadians &#8211; examined whether or not antihydrogen atoms would react to electric fields. They did not and the data indicates that as predicted, antihydrogen is charge neutral to (-1.3 \u00b1 1.1 \u00b1 0.4) \u00d7 10<\/span><span style=\"color: #000000;\">-8 <\/span><span style=\"color: #000000;\">times the fundamental electric charge. This measurement is around one million times more precise than previous estimates. <\/span><\/p>\n<p><span style=\"color: #000000;\">Further experiments will try to establish why antimatter &#8211; which was produced as prolifically as matter in the Big Bang &#8211; is almost entirely absent from today\u2019s universe.<\/span><\/p>\n<p><a href=\"http:\/\/www.nature.com\/ncomms\/2014\/140603\/ncomms4955\/full\/ncomms4955.html\" target=\"_blank\"><span style=\"text-decoration: underline;\">Original research paper<\/span><\/a>\u00a0published in the the journal\u00a0<em>Nature Communications\u00a0<\/em>on\u00a0<strong>June 3, 2014<\/strong>.<\/p>\n<p><span style=\"text-decoration: underline;\"><strong>Names and affiliations of selected\u00a0authors<\/strong><\/span><\/p>\n<h4>Makoto Fujiwara, TRIUMF &#8211; Canada&#8217;s National Lab for Particle and Nuclear Physics, British Columbia<\/h4>\n<h4><a style=\"color: #1155cc;\" href=\"http:\/\/www.hep.yorku.ca\/menary\/\" target=\"_blank\">Scott Menary<\/a><span style=\"color: #000000;\">, York University, Ontario<\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>New results from the ALPHA experiment at CERN have provided the most precise measurements yet of the electric charge of antihydrogen. Researchers from the international collaboration &#8211; which includes many Canadians &#8211; examined whether or not antihydrogen atoms would react to electric fields. They did not and the data indicates that as predicted, antihydrogen is [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1804,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[25],"tags":[1694,125,32,50,1693],"class_list":["post-1803","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-of-interest","tag-antimatter","tag-british-columbia","tag-chemistry","tag-ontario","tag-triumf"],"jetpack_featured_media_url":"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/ALPHA.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-t5","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1803","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=1803"}],"version-history":[{"count":3,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1803\/revisions"}],"predecessor-version":[{"id":1813,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1803\/revisions\/1813"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media\/1804"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=1803"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=1803"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=1803"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}