Title of article :
Super-allowed Fermi beta-decay
Author/Authors :
Wilkinson، نويسنده , , D.H.، نويسنده ,
Abstract :
A final analysis of J π = 0 + → 0 + super-allowed Fermi transitions yields | V ud | 2 = 0.9500 ± 0.0007 ; | V ud | 2 + | V us | 2 + | V ub | 2 = 0.9999 ± 0.0011 with the operational vector coupling constant G V * / ( ℏ c ) 3 = ( 1.15052 ± 0.00021 ) × 10 - 5 GeV - 2 .
Keywords :
Fermi beta-decay , V ud , CKM unitarity , G V *
Journal title :
Astroparticle Physics
