24m Na
11 13
Half life: 20.20 ms 7
Jp: 1+
Decay mode: IT, b-
Ex(keV): 472.207 9
Sn (keV): 6959.44 5
Sp (keV): 10552.93 20
E(level): 472.207 9 keV
Prod. mode: Fast neutron activation
Thermal neutron activation
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)
IT 99.95
b- 0.05 5515.78 16

Gammas from 24mNa (20.20 ms 7)

Eg (keV) Ig (%) Decay mode
472.202 100 IT

X-rays from 24mNa (20.20 ms 7)

E (keV) I (%) Assignment
1,041 1.98E-04 20 Na Ka1
1,041 9.9E-05 10 Na Ka2