242U B- DECAY 
Parent state: G.S.
Half life: 16.8 M(5)
Q(gs): 1.2E+3(3) keV
Branch ratio:        1.0
image 

Beta ray: 

    Max.E(keV)    Avg.E(keV)     Intensity(rel)  Spin      0+
    1200.0( -)     AP 395 SY        79( 6)               (1+)
    1144.4( -)     AP 374 SY       3.5(19)            (1-,0-)
    1132.4( -)     AP 370 SY        13( 4)            (1-,0-)
     906.1( -)     AP 286 SY       0.1(AP)                   
     870.3( -)     AP 274 SY       1.3(AP)              (1,0)
     601.7( -)     AP 180 SY       0.8( 3)              (1,0)
     559.4( -)     AP 166 SY       4.2(26)              (1,0)

Gamma ray: for absolute intensity multiply by 0.052(15)
   Energy(keV)    Intensity(rel)
     55.58( 6)        75( 3)
     67.60( 5)       184( 5)
     160.4( 1)        15( 4)
     182.0( 1)        14( 1)
     220.4( 3)         3( 1)
     226.3( 1)         2( 1)
     238.2( 1)         4( 2)
     274.2( 2)       2.2( 8)
     304.5( 2)       6.8(15)
     320.6( 1)         4( 1)
     329.7( 1)        15( 1)
     530.6( 2)         4( 2)
     572.9( 1)        36( 2)
     585.0( 1)        37( 2)
Y.A. AKOVALI, Nuclear Data Sheet 96, 177 (2002)

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