WWW Table of Radioactive Isotopes
 
 
 
221Ac
89132

Half life: 52 ms 2  
Jp:(3/2-)
Sn (keV): 7304 72
Sp (keV): 3040 51
 
ENSDF citation:NDS 61,623 (1990)
Literature cut-off date: 1-Jul-1990
Author(s): Y.A. Akovali
References since cut-off: 221Ac decay from 1990-98 (NSR)
 
Decay properties:
 
ModeBranching (%)Q-value (keV)   References        
a1007784 50 70Bo13  68Ha14 
 
Most Recent ENSDF Data (12/2002)
 
Mode  Data set nameDisplay data
a221AC A DECAY
Tables:
ENSDF data:
Java applets:


	

	

	
Alphas from 221Ac (52 ms 2)
Ea (keV)     Ia (%)    

7170 10  ~2 
7375 10  10 5 
7440 15  20 5 
7645 10  70 10 


	

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