{"id":1265,"date":"2026-04-22T13:26:19","date_gmt":"2026-04-22T11:26:19","guid":{"rendered":"http:\/\/hep.fuw.edu.pl\/?p=1265"},"modified":"2026-04-22T13:26:21","modified_gmt":"2026-04-22T11:26:21","slug":"seminarium-fizyki-wielkich-energii-140","status":"publish","type":"post","link":"http:\/\/hep.fuw.edu.pl\/index.php\/2026\/04\/22\/seminarium-fizyki-wielkich-energii-140\/","title":{"rendered":"SEMINARIUM FIZYKI WIELKICH ENERGII"},"content":{"rendered":"\n<p>Dnia 24 kwietnia (pi\u0105tek) o godzinie 11:30, w sali B2.38 odb\u0119dzie si\u0119 seminarium, na kt\u00f3rym zostanie wyg\u0142oszony referat pt.:<\/p>\n\n\n\n<p><strong>&#8222;Rare Bs0 decays at the CMS detector&#8221;<\/strong><\/p>\n\n\n\n<p><strong>Referuje: mgr Szymon S\u0142awi\u0144ski (IFD)<\/strong><\/p>\n\n\n\n<p>Rare decays of b mesons can be used as a test of the Standard Model. The Large Hadron Collider at CERN, and the CMS detector provide a great experimental setup for searches for such rare decays. In this talk I will give an overview of the flagship analysis of the rare b decays group at CMS, the Bs to mu+ mu-. I will discuss the motivation behind the search, the analysis strategy, methods used and the results.<\/p>\n\n\n\n<p>Afterwards I will move on to the yet undiscovered rare decay channel of the Bs meson, the Bs to mu+ mu- gamma, that is the main topic of my PhD project. I will discuss the main challenges in the analysis and the progress made so far.<\/p>\n\n\n\n<p>Serdecznie zapraszamy<\/p>\n\n\n\n<p>dr hab. Katarzyna Grzelak<\/p>\n\n\n\n<p>prof. dr hab. Aleksander Filip \u017barnecki<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dnia 24 kwietnia (pi\u0105tek) o godzinie 11:30, w sali B2.38 odb\u0119dzie si\u0119 seminarium, na kt\u00f3rym zostanie wyg\u0142oszony referat pt.: &#8222;Rare Bs0 decays at the CMS detector&#8221; Referuje: mgr Szymon S\u0142awi\u0144ski (IFD) Rare decays of b mesons can be used as a test of the Standard Model. The Large Hadron Collider at CERN, and the CMS &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/hep.fuw.edu.pl\/index.php\/2026\/04\/22\/seminarium-fizyki-wielkich-energii-140\/\" class=\"more-link\">Czytaj dalej<span class=\"screen-reader-text\"> SEMINARIUM FIZYKI WIELKICH ENERGII<\/span><\/a><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/posts\/1265"}],"collection":[{"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/comments?post=1265"}],"version-history":[{"count":1,"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/posts\/1265\/revisions"}],"predecessor-version":[{"id":1266,"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/posts\/1265\/revisions\/1266"}],"wp:attachment":[{"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/media?parent=1265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/categories?post=1265"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/hep.fuw.edu.pl\/index.php\/wp-json\/wp\/v2\/tags?post=1265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}