21 Na
11 10
Half life: 22.49 s 4
Jp: 3/2+
Decay mode: e+b+
Sn (keV): 17100 7
Sp (keV): 2431.3 7
Prod. mode: Charged particle reaction
Literature cut-off date: 1-Jun-1990
Author(s): P.M. Endt
ENSDF citation: NP A521,1 (1990)

Decay properties

Mode Branching (%) Q-value (keV)
e+b+ 100 3547.5 7

Gammas from 21Na (22.49 s 4)

Eg (keV) Ig (%) Decay mode
350.72 6 5.0 1 e+b+

X-rays from 21Na (22.49 s 4)

E (keV) I (%) Assignment
0,848 0.00050 6 Ne Ka2
0,849 0.00100 11 Ne Ka1