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A comment on New exotic matter particle, a tetraquark, discovered at CERN. Parent comment

Re:New exotic matter particle, a tetraquark, discovered at CERN by dukwon on Saturday July 31, 2021 @05:48AM (#28016759)
A stable heavy-quark tetraquark shouldn't live longer than, say, the B_c meson, which has a lifetime of about 5×10^-13 s
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