{"id":135663,"date":"2022-02-15T07:22:40","date_gmt":"2022-02-15T15:22:40","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/02\/physicists-just-achieved-a-new-smallest-measurement-of-a-ghost-particles-mass"},"modified":"2022-02-15T07:22:40","modified_gmt":"2022-02-15T15:22:40","slug":"physicists-just-achieved-a-new-smallest-measurement-of-a-ghost-particles-mass","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/02\/physicists-just-achieved-a-new-smallest-measurement-of-a-ghost-particles-mass","title":{"rendered":"Physicists Just Achieved a New Smallest Measurement of a Ghost Particle\u2019s Mass"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/physicists-just-achieved-a-new-smallest-measurement-of-a-ghost-particles-mass2.jpg\"><\/a><\/p>\n<p>Decaying isotopes of hydrogen have just given us the smallest measurement yet of the mass of a neutrino.<\/p>\n<p>By measuring the energy distribution of electrons released during the beta decay of tritium, physicists have determined that the upper limit for the mass of the electron antineutrino is just 0.8 electronvolts. That\u2019s 1.6 \u00d7 10<sup>\u201336<\/sup> kilograms in metric mass, and very, very freaking small in imperial.<\/p>\n<p>Although we still don\u2019t have a <em>precise<\/em> measurement, narrowing it down brings us closer to understanding these strange particles, the role they play in the Universe, and the impact they could have on our current theories of physics. The achievement was made at the Karlsruhe Tritium Neutrino Experiment (<a href=\"https:\/\/www.kit.edu\/kit\/pi_2019_119_neues-limit-fur-neutrinomasse.php\">KATRIN<\/a>) in Germany.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Decaying isotopes of hydrogen have just given us the smallest measurement yet of the mass of a neutrino. By measuring the energy distribution of electrons released during the beta decay of tritium, physicists have determined that the upper limit for the mass of the electron antineutrino is just 0.8 electronvolts. That\u2019s 1.6 \u00d7 10\u201336 kilograms [\u2026]<\/p>\n","protected":false},"author":396,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-135663","post","type-post","status-publish","format-standard","hentry","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/135663","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/396"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=135663"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/135663\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=135663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=135663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=135663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}