143 Pm
61 82
Half life: 265 d 7
Jp: 5/2+
Decay mode: e+b+
Sn (keV): 9956 42
Sp (keV): 4299.9 24
Prod. mode: Charged particle reaction
Literature cut-off date: 1-Jan-1991
Author(s): L.K. Peker
ENSDF citation: NDS 64,429 (1991)

Decay properties

Mode Branching (%) Q-value (keV)
e+b+ 100 1041.4 24

Gammas from 143Pm (265 d 7)

Eg (keV) Ig (%) Decay mode
741.98 4 39 e+b+

X-rays from 143Pm (265 d 7)

E (keV) I (%) Assignment
4,633 0.193 19 Nd Ll
5,146 0.075 6 Nd Lh
5,208 0.52 3 Nd La2
5,230 4.7 3 Nd La1
5,722 2.89 22 Nd Lb1
5,723 0.30 5 Nd Lb4
5,829 0.51 8 Nd Lb3
5,893 0.041 3 Nd Lb6
6,090 1.00 7 Nd Lb2
6,604 0.46 4 Nd Lg1
6,883 0.091 15 Nd Lg2
6,901 0.129 21 Nd Lg3
36,443 0.00439 16 Nd Ka3
36,847 21.9 6 Nd Ka2
37,361 39.9 11 Nd Ka1
42,166 3.84 11 Nd Kb3
42,271 7.43 21 Nd Kb1
42,580 0.100 5 Nd Kb5
43,335 2.42 7 Nd Kb2
43,451 0.90 4 Nd Kb4

Betas from 143Pm (265 d 7)

>Eb endpoint (keV) Ib (%) Decay mode
299,38 38.7 25 e
1041,4 61.3 25 e