28 Mg
12 16
Half life: 20.91 h 3
Jp: 0+
Decay mode: b-
Sn (keV): 8503.6 20
Sp (keV): 16727 38
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)
b- 100 1831.8 20

Gammas from 28Mg (20.91 h 3)

Eg (keV) Ig (%) Decay mode
30.6383 11 95 1 b-
400.56 5 36.6 10 b-
606.68 6 0.01 1 b-
941.72 5 38.3 10 b-
982.969 17 0.020 9 b-
1013.606 17 0.007 3 b-
1342.27 4 52.6 16 b-
1372.91 3 4.7 2 b-
1589.63 6 4.2 2 b-
1620.26 6 0.3 1 b-

X-rays from 28Mg (20.91 h 3)

E (keV) I (%) Assignment
0,073 1055 300 Al Lb1
0,112 16 6 Al Lb4
0,112 26 9 Al Lb3
1,442 0.0052 5 Al Ka3
1,486 3.4E+05 4 Al Ka2
1,487 6.8E+05 7 Al Ka1
1,554 2085 210 Al Kb3
1,554 4091 400 Al Kb1

Betas from 28Mg (20.91 h 3)

>Eb endpoint (keV) Ib (%) Decay mode
211,48 5 1 b-
458,85 95 1 b-
859,42 0.31 4 b-