{"id":7802,"date":"2024-04-18T17:34:23","date_gmt":"2024-04-18T12:04:23","guid":{"rendered":"https:\/\/www.isical.ac.in\/~pamu\/?post_type=event&#038;p=7802"},"modified":"2024-05-21T20:22:13","modified_gmt":"2024-05-21T14:52:13","slug":"seesaw-determination-of-the-dark-matter-relic-density","status":"publish","type":"event","link":"https:\/\/oldweb.isical.ac.in\/~pamu\/event\/seesaw-determination-of-the-dark-matter-relic-density\/","title":{"rendered":"Seesaw determination of the dark matter relic density"},"content":{"rendered":"<p><span data-sheets-root=\"1\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;We show that in the usual type-I seesaw framework, augmented solely by a neutrino portal interaction, the dark matter relic density can be created through freeze-in, in a manner fully determined by the seesaw interactions and the DM particle mass. This simple freeze-in scenario, where dark matter is not in a seesaw state, proceeds through slow, seesaw-induced decays of Higgs W and Z bosons. We identify two scenarios, one of which predicts the existence of an observable neutrino line.&quot;}\" data-sheets-userformat=\"{&quot;2&quot;:6659,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:3355443},&quot;15&quot;:&quot;arial, sans-serif&quot;}\">We show that in the usual type-I seesaw framework, augmented solely by a neutrino portal interaction, the dark matter relic density can be created through freeze-in, in a manner fully determined by the seesaw interactions and the DM particle mass. This simple freeze-in scenario, where dark matter is not in a seesaw state, proceeds through slow, seesaw-induced decays of Higgs W and Z bosons. We identify two scenarios, one of which predicts the existence of an observable neutrino line.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>We show that in the usual type-I seesaw framework, augmented solely by a neutrino portal interaction, the dark matter relic density can be created through freeze-in, in a manner fully determined by the seesaw interactions&#8230;<\/p>\n","protected":false},"featured_media":7803,"template":"","categories":[107],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/event\/7802"}],"collection":[{"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/event"}],"about":[{"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/types\/event"}],"version-history":[{"count":1,"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/event\/7802\/revisions"}],"predecessor-version":[{"id":7819,"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/event\/7802\/revisions\/7819"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/media\/7803"}],"wp:attachment":[{"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/media?parent=7802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/categories?post=7802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oldweb.isical.ac.in\/~pamu\/wp-json\/wp\/v2\/tags?post=7802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}