The strangest lifetime:a bizarre story of τ(Ω0c)

• 作者: Hai-Yang Cheng
• 来源期刊: 科学通报（英文版）
• 年，卷（期）: 2022,（5）
• 所属期刊栏目: NEWS & VIEWS
• 页码范围: 445-447
• 页数: 3页
• 语种: 英文

摘要

For ground-state singly charmed baryons,the Λ+c,Ξ+c and Ξ0c form an antitriplet representation and they all decay weakly.TheΩ0c,Ξ1+c,Ξ1+c and ∑++,+,0c form a sextet representation;among them,only Ω0c decays weakly.