156YB A DECAY 
Parent state: G.S.
Half life: 26.1 S(7)
Q(gs): 4811(4) keV
Branch ratio:       0.10( 2)
 image 

Alpha ray: for absolute intensity multiply by 0.10(2)
   Energy(keV)     Intensity(rel) Hindrance
      4687( 4)       100           1.0
M. J. MARTIN, Nuclear Data Sheet 114, 1497 (2013)

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