Assertion: charged lepton | /r/HasSubevent | small \(c\!p\asymmetry
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Source sentences:
text: It is remarkable that a heavy neutrino mass hierarchy comparable to the one of quarks and charged leptons, which leads to a small \(C\!P\) asymmetry, together with the kinematical factors \(f\) and \(\kappa_f\) can explain the observed matter-antimatter asymmetry!