{"id":239131,"date":"2026-06-17T03:23:21","date_gmt":"2026-06-17T08:23:21","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/06\/rare-b-meson-decays-tighten-search-for-hidden-particles-and-dark-matter-links"},"modified":"2026-06-17T03:23:21","modified_gmt":"2026-06-17T08:23:21","slug":"rare-b-meson-decays-tighten-search-for-hidden-particles-and-dark-matter-links","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/06\/rare-b-meson-decays-tighten-search-for-hidden-particles-and-dark-matter-links","title":{"rendered":"Rare B meson decays tighten search for hidden particles and dark matter links"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/rare-b-meson-decays-tighten-search-for-hidden-particles-and-dark-matter-links.jpg\"><\/a><\/p>\n<p>A University of Melbourne researcher has placed the strongest constraints yet on certain rare decays of subatomic particles, narrowing the window for where new \u201chidden\u201d particles could be lurking.<\/p>\n<p>In research <a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/1rl4-j3np\" target=\"_blank\">published in <i>Physical Review Letters<\/i><\/a>, Dr. Daniel Marcantonio analyzed data from the Belle experiment to search for \u201cfeebly interacting particles\u201d (FIPs)\u2014a broad class of hypothetical particles that interact extremely rarely with ordinary matter.<\/p>\n<p>FIPs are predicted by many theories that extend our current understanding of particle physics, and some could serve as candidates for <a href=\"https:\/\/phys.org\/news\/2025-10-weakly-interacting-massive-particles-toughest.html?utm_source=embeddings&utm_medium=related&utm_campaign=internal\" rel=\"related\">dark matter<\/a> or as messengers between ordinary matter and a hypothetical \u201cdark sector.\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A University of Melbourne researcher has placed the strongest constraints yet on certain rare decays of subatomic particles, narrowing the window for where new \u201chidden\u201d particles could be lurking. In research published in Physical Review Letters, Dr. Daniel Marcantonio analyzed data from the Belle experiment to search for \u201cfeebly interacting particles\u201d (FIPs)\u2014a broad class of [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,48],"tags":[],"class_list":["post-239131","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/239131","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\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=239131"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/239131\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=239131"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=239131"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=239131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}