Decay information

221RN A DECAY

Parent state: G.S.
Half life: 25.7 M(5)
Q(gs): 6148(2) keV
Branch ratio:       0.20( 2)


Alpha ray: for absolute intensity multiply by 0.20(2)
   Energy(keV)     Intensity(rel) Hindrance
      6037( 2)        81            13    
      5788( 2)        11             7    
      5778( 2)         8             8    

Gamma ray: for absolute intensity multiply by 4.4(6)
   Energy(keV)    Intensity(rel)
     254.2( 3)       2.1(AP)
    264.68( 4)      1.13( 8)

Y. A. AKOVALI, Nuclear Data Sheet 100, 141 (2003)

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