151SM B- DECAY (90 Y) 
Parent state: G.S.
Half life: 90 Y(8)
Q(gs): 76.6(5) keV
Branch ratio:        1.0
image 

Beta ray: 

    Max.E(keV)    Avg.E(keV)     Intensity(rel)  Spin    5/2-
      75.9( 6)     19.68(16)     99.09( 6)               5/2+
      54.2( 7)     13.96(16)      0.91( 6)               7/2+

Gamma ray: for absolute intensity multiply by 0.000318(22)
   Energy(keV)    Intensity(rel)
    21.543( 3)       100
BALRAJ SINGH, Nuclear Data Sheet 110, 1 (2009)

Please e-mail to jhchang@kaeri.re.kr for any comment. Thank you.