27 Na
11 16
Half life: 301 ms 6
Jp: 5/2+
Decay mode: b-, b-n
Sn (keV): 6750 40
Sp (keV): 13300 67
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 9006 38
b-n 0.13 4

Gammas from 27Na (301 ms 6)

Eg (keV) Ig (%) Decay mode
713.32 13 <0.9 b-
955.32 13 0.9 9 b-
984.64 8 88 b-
1169.3 3 0.60 6 b-
1486.8 6 0.42 6 b-
1666.6 9 0.10 4 b-
1697.94 11 11.9 6 b-
1728.8 6 0.32 4 b-
1792.6 8 0.15 4 b-
1808.65 7 0.13 b-n
1939.92 11 0.46 5 b-
2451.6 5 0.026 9 b-
2505.9 8 0.25 4 b-
2612.6 7 0.17 5 b-
2835.9 9 0.064 13 b-
3109.2 3 <2.6 b-
3490.4 8 0.12 4 b-
4007.3 10 0.18 4 b-

X-rays from 27Na (301 ms 6)

E (keV) I (%) Assignment
1,254 0.00030 3 Mg Ka1
1,254 1.52E-04 16 Mg Ka2

Betas from 27Na (301 ms 6)

>Eb endpoint (keV) Ib (%) Decay mode
4017,7 0.25 b-
4233,9 0.22 b-
4457,2 0.33 b-
4860,2 0.07 b-
5519,3 0.6 b-
5583,1 0.8 b-
5900,6 0.6 b-
7070 0.50 b-
7312 11 b-
8025,34 84 b-