Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 64
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
128
Ag
47
0
127.94117
unbekannt
58 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
129
Cd
48
0
128.93215
+3/2
270 Millisekunden (ms)
β
-
100%
129m
Cd
48
0.1
128.932257
-11/2
104 Millisekunden (ms)
it
100%
130
In
49
0
129.924971
-1
290 Millisekunden (ms)
β
-
99.07%
nβ
-
0.93%
130m
In
49
0.05
129.925025
-10
540 Millisekunden (ms)
β
-
98.35%
nβ
-
1.65%
130m
In
49
0.3883
129.925388
+3
3.1 Mikrosekunden (μs)
it
100%
130m
In
49
0.4
129.9254
+5
540 Millisekunden (ms)
β
-
98.35%
nβ
-
1.65%
131
Sn
50
0
130.917
+3/2
56 Sekunden
β
-
100%
131
Sn
50
0
130.917
-11/2
58.4 Sekunden
β
-
100%
it
>0%
131m
Sn
50
4.8467
130.922203
-21/2
300 Nanosekunden (ns)
it
100%
132
Sb
51
0
131.914467
+4
2 Minuten 47.4 Sekunden
β
-
100%
132m
Sb
51
0.2
131.914682
-8
4 Minuten 6 Sekunden
β
-
100%
132m
Sb
51
0.2545
131.91474
-6
102 Nanosekunden (ns)
it
100%
133
Te
52
0
132.910955
+3/2
12 Minuten 30 Sekunden
β
-
100%
133m
Te
52
0.3343
132.911314
-11/2
55 Minuten 24 Sekunden
β
-
82.5%
it
17.5%
134
I
53
0
133.909745
+4
52 Minuten 30 Sekunden
β
-
100%
134m
I
53
0.3165
133.910085
-8
3 Minuten 31.2 Sekunden
it
97.7%
β
-
2.3%
135
Xe
54
0
134.907228
+3/2
9 Stunden 8 Minuten 24 Sekunden
β
-
100%
135m
Xe
54
0.5266
134.907793
-11/2
15 Minuten 17.4 Sekunden
it
99.5%
β
-
0.5%
136
Cs
55
0
135.907312
+5
13 Tage 57 Minuten
β
-
100%
136m
Cs
55
0.5185
135.907868
-8
19 Sekunden
it
>0%
β
-
>0%
137
Ba
56
0
136.905828
+3/2
11.232
stabil
137m
Ba
56
0.6617
136.906538
-11/2
2 Minuten 33.12 Sekunden
it
100%
138
La
57
0
137.907111
+5
0.0902
102 Milliarden Jahre
ε
65.6%
β
-
34.4%
138m
La
57
0.0726
137.90719
+3
115 Nanosekunden (ns)
it
100%
139
Ce
58
0
138.906653
+3/2
137 Tage 15 Stunden
ε
100%
139m
Ce
58
0.7542
138.907463
-11/2
54.8 Sekunden
it
100%
140
Pr
59
0
139.909076
+1
3 Minuten 23.4 Sekunden
ε
100%
140m
Pr
59
0.1278
139.909213
+5
350 Nanosekunden (ns)
it
100%
140m
Pr
59
0.7637
139.909896
-7
3.1 Mikrosekunden (μs)
it
100%
141
Nd
60
0
140.909611
+3/2
2 Stunden 29 Minuten 24 Sekunden
ε
100%
141m
Nd
60
0.7565
140.910423
-11/2
1 Minuten 2 Sekunden
it
99.95%
ε
0.05%
142
Pm
61
0
141.912875
+1
40.5 Sekunden
ε
100%
142m
Pm
61
0.8832
141.913824
-8
2 Millisekunden (ms)
it
100%
143
Sm
62
0
142.914629
+3/2
8 Minuten 45 Sekunden
ε
100%
143m
Sm
62
0.754
142.915438
-11/2
1 Minuten 6 Sekunden
it
99.76%
ε
0.24%
143m
Sm
62
2.7938
142.917628
-23/2
30 Millisekunden (ms)
it
100%
144
Eu
63
0
143.918817
+1
10.2 Sekunden
ε
100%
144m
Eu
63
1.1276
143.920027
-8
1 Mikrosekunden (μs)
it
100%
145
Gd
64
0
144.92171
+1/2
23 Minuten
ε
100%
145m
Gd
64
0.7491
144.922514
-11/2
1 Minuten 25 Sekunden
it
94.3%
ε
5.7%
146
Tb
65
0
145.927247
+1
8 Sekunden
ε
100%
146m
Tb
65
0.15
145.927408
-5
24.1 Sekunden
ε
100%
146m
Tb
65
0.93
145.928245
+10
1.2 Millisekunden (ms)
it
100%
147
Dy
66
0
146.931091
+1/2
40 Sekunden
ε
100%
pε
1e-4%
147m
Dy
66
0.751
146.931898
-11/2
55.7 Sekunden
ε
65%
it
35%
147m
Dy
66
3.4072
146.945485
-27/2
400 Nanosekunden (ns)
it
100%
148
Ho
67
0
147.937718
+1
2.2 Sekunden
ε
100%
148m
Ho
67
0.4
147.938147
-6
9.49 Sekunden
ε
99.92%
pε
0.08%
148m
Ho
67
0.69
147.938459
+10
2.4 Millisekunden (ms)
it
100%
149
Er
68
0
148.942306
+1/2
4 Sekunden
ε
93%
pε
7%
149m
Er
68
0.7418
148.943102
-11/2
8.9 Sekunden
ε
96.32%
pε
0.18%
it
3.5%
149m
Er
68
2.6111
148.945109
+19/2
610 Nanosekunden (ns)
it
100%
149m
Er
68
3.2427
148.945787
-27/2
4.8 Mikrosekunden (μs)
it
100%
150
Tm
69
0
149.94996
+1
3 Sekunden
ε
100%
150m
Tm
69
0.14
149.95011
-6
2.2 Sekunden
ε
99%
it
1%
150m
Tm
69
0.81
149.95083
+10
5.2 Millisekunden (ms)
it
100%
151
Yb
70
0
150.955402
+1/2
1.6 Sekunden
ε
>0%
pε
>0%
151m
Yb
70
0.75
150.956207
-11/2
1.6 Sekunden
ε
>0%
pε
>0%
151m
Yb
70
1.79
150.957323
-19/2
2.6 Mikrosekunden (μs)
it
100%
151m
Yb
70
2.45
150.958032
-27/2
20 Mikrosekunden (μs)
it
100%
152
Lu
71
0
151.96412
-6
700 Millisekunden (ms)
ε
85%
pε
15%
153
Hf
72
0
152.97069
+1/2
400 Millisekunden (ms)
ε
>0%
pε
>0%
153m
Hf
72
0.75
152.971495
-11/2
500 Millisekunden (ms)
ε
>0%
pε
>0%