150 Er
68 82
Half life: 18.5 s 7
Jp: 0+
Decay mode: e+b+
Sn (keV): 1.22E4 sy
Sp (keV): 3.59E3 sy
Literature cut-off date: 1-Mar-1995
Author(s): E. derMateosian and J.K. Tuli
Update: 1-Jan-1997, Y. Akovali
ENSDF citation: NDS 75,827 (1995)

Decay properties

Mode Branching (%) Q-value (keV)
e+b+ 100 4108 15

Gammas from 150Er (18.5 s 7)

Eg (keV) Ig (%) Decay mode
130.0 1 2.5 3 e+b+
346.1 2 0.48 10 e+b+
475.8 96 e+b+
663.3 3 0.19 10 e+b+
1014.0 3 0.86 19 e+b+
1022.1 3 0.86 19 e+b+
1151.9 3 0.48 10 e+b+
1177.1 3 0.29 10 e+b+
1320.5 4 0.19 10 e+b+
1450.9 3 0.29 10 e+b+
1490.4 3 0.38 10 e+b+

X-rays from 150Er (18.5 s 7)

E (keV) I (%) Assignment
5,943 0.0031 3 Ho Ll
6,680 0.0080 6 Ho La2
6,720 0.072 5 Ho La1
6,790 0.00103 9 Ho Lh
7,471 0.0036 6 Ho Lb4
7,526 0.047 4 Ho Lb1
7,635 0.00078 6 Ho Lb6
7,653 0.0058 9 Ho Lb3
7,910 0.0146 11 Ho Lb2
8,757 0.0082 7 Ho Lg1
9,051 0.00115 19 Ho Lg2
9,088 0.0017 3 Ho Lg3
46,223 9.9E-05 5 Ho Ka3
46,700 0.242 12 Ho Ka2
47,547 0.430 21 Ho Ka1
53,695 0.0444 22 Ho Kb3
53,876 0.086 4 Ho Kb1
54,246 0.00156 9 Ho Kb5
55,293 0.0288 14 Ho Kb2
55,457 0.0090 5 Ho Kb4

Betas from 150Er (18.5 s 7)

>Eb endpoint (keV) Ib (%) Decay mode
1595,7 1.30 23 b+
1635,2 0.50 15 b+
1934 1.40 23 b+
2609,8 99.55 23 b+
2956 1.0 4 b+
3631,8 0.0540 6 e