Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 23
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
128
Ag
47
0
127.94117
unbekannt
58 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
128
Cd
48
0
127.927762
0
280 Millisekunden (ms)
β
-
100%
128
In
49
0
127.920172
+3
840 Millisekunden (ms)
β
-
99.95%
nβ
-
0.05%
128m
In
49
0.2479
127.920438
-1
10 Millisekunden (ms)
β
-
>0%
it
>0%
128m
In
49
0.34
127.920537
-8
720 Millisekunden (ms)
β
-
99.95%
nβ
-
0.05%
128
Sn
50
0
127.910537
0
59 Minuten 4.2 Sekunden
β
-
100%
128m
Sn
50
2.0915
127.912782
-7
6.5 Sekunden
it
100%
128
Sb
51
0
127.909169
-8
9 Stunden 36 Sekunden
β
-
100%
128m
Sb
51
0.01
127.90918
+5
10 Minuten 24 Sekunden
β
-
96.4%
it
3.6%
128
Te
52
0
127.904463
0
31.74
7.2 Quadrillionen Jahre
2β
-
100%
128
I
53
0
127.905809
+1
24 Minuten 59.4 Sekunden
β
-
93.1%
ε
6.9%
128m
I
53
0.1379
127.905958
-4
845 Nanosekunden (ns)
it
100%
128m
I
53
0.1674
127.905989
-6
175 Nanosekunden (ns)
it
100%
128
Xe
54
0
127.903531
0
1.91
stabil
128
Cs
55
0
127.907749
+1
3 Minuten 39.6 Sekunden
ε
100%
128
Ba
56
0
127.908318
0
2 Tage 10 Stunden 19 Minuten
ε
100%
128
La
57
0
127.915585
+5
5 Minuten 10.8 Sekunden
ε
100%
128m
La
57
0.1
127.915693
-2
1 Minuten 24 Sekunden
ε
100%
128
Ce
58
0
127.918912
0
3 Minuten 55.8 Sekunden
ε
100%
128
Pr
59
0
127.928791
+5
2.84 Sekunden
ε
100%
128
Nd
60
0
127.93539
0
5 Sekunden
ε
>0%
pε
>0%
128
Pm
61
0
127.948421
+6
1 Sekunden
ε
>0%
pε
>0%
αε
>0%
α
>0%
128
Sm
62
0
127.95808
0
500 Millisekunden (ms)
ε
>0%
pε
>0%