{"id":217653,"date":"2025-07-11T14:06:51","date_gmt":"2025-07-11T19:06:51","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/07\/the-katrin-experiment-sets-new-constraints-on-general-neutrino-interactions"},"modified":"2025-07-11T14:06:51","modified_gmt":"2025-07-11T19:06:51","slug":"the-katrin-experiment-sets-new-constraints-on-general-neutrino-interactions","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/07\/the-katrin-experiment-sets-new-constraints-on-general-neutrino-interactions","title":{"rendered":"The KATRIN experiment sets new constraints on general neutrino interactions"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/the-katrin-experiment-sets-new-constraints-on-general-neutrino-interactions2.jpg\"><\/a><\/p>\n<p>Neutrinos are elementary particles that are predicted to be massless by the standard model of particle physics, yet their observed oscillations suggest that they do in fact have a mass, which is very low. A further characteristic of these particles is that they only weakly interact with other matter, which makes them very difficult to detect using conventional experimental methods.<\/p>\n<p>The KATRIN (Karlsruhe Tritium Neutrino) experiment is a large-scale research effort aimed at precisely measuring the effective mass of the electron anti-neutrino using advanced instruments located at the Karlsruhe Institute of Technology (KIT) in Germany.<\/p>\n<p>The researchers involved in this experiment recently <a href=\"https:\/\/link.aps.org\/doi\/10.1103\/PhysRevLett.134.251801\" target=\"_blank\">published<\/a> the results of a new analysis of data from the second measurement campaign in <i>Physical Review Letters<\/i>, which set new constraints on interactions involving neutrinos that could arise from unknown physics that is not explained by the standard model, also known as general neutrino interactions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Neutrinos are elementary particles that are predicted to be massless by the standard model of particle physics, yet their observed oscillations suggest that they do in fact have a mass, which is very low. A further characteristic of these particles is that they only weakly interact with other matter, which makes them very difficult to [\u2026]<\/p>\n","protected":false},"author":732,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-217653","post","type-post","status-publish","format-standard","hentry","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/217653","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\/732"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=217653"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/217653\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=217653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=217653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=217653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}