Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 33
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
153
Ba
56
0
152.95961
-5/2
80 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
154
La
57
0
153.9545
unbekannt
100 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
155
Ce
58
0
154.94804
-5/2
200 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
156
Pr
59
0
155.94427
+3
500 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
157
Nd
60
0
156.93903
-5/2
2 Sekunden
β
-
>0%
nβ
-
>0%
158
Pm
61
0
157.936562
unbekannt
4.8 Sekunden
β
-
100%
159
Sm
62
0
158.933211
-5/2
11.37 Sekunden
β
-
100%
160
Eu
63
0
159.931971
+1
38 Sekunden
β
-
100%
161
Gd
64
0
160.929669
-5/2
3 Minuten 39.6 Sekunden
β
-
100%
162
Tb
65
0
161.929489
-1
7 Minuten 36 Sekunden
β
-
100%
163
Dy
66
0
162.928732
-5/2
24.9
stabil
164
Ho
67
0
163.930234
+1
29 Minuten
ε
60%
β
-
40%
164m
Ho
67
0.1398
163.930384
-6
37 Minuten 30 Sekunden
it
100%
165
Er
68
0
164.930726
-5/2
10 Stunden 21 Minuten 36 Sekunden
ε
100%
166
Tm
69
0
165.933555
+2
7 Stunden 42 Minuten
ε
100%
166m
Tm
69
0.1093
165.933672
-6
340 Millisekunden (ms)
it
100%
167
Yb
70
0
166.93495
-5/2
17 Minuten 30 Sekunden
ε
100%
168
Lu
71
0
167.938739
-6
5 Minuten 30 Sekunden
ε
100%
168m
Lu
71
0.22
167.938975
+3
6 Minuten 42 Sekunden
ε
100%
169
Hf
72
0
168.94126
-5/2
3 Minuten 14.4 Sekunden
ε
100%
170
Ta
73
0
169.946175
+3
6 Minuten 45.6 Sekunden
ε
100%
171
W
74
0
170.949451
-5/2
2 Minuten 22.8 Sekunden
ε
100%
172
Re
75
0
171.955423
+5
15 Sekunden
ε
100%
172m
Re
75
0.1
171.95553
+2
55 Sekunden
ε
100%
173
Os
76
0
172.959808
-5/2
22.4 Sekunden
ε
99.6%
α
0.4%
174
Ir
77
0
173.966861
+3
7.9 Sekunden
ε
99.5%
α
0.5%
174m
Ir
77
0.193
173.967068
+7
4.9 Sekunden
ε
97.5%
α
2.5%
175
Pt
78
0
174.972421
-7/2
2.53 Sekunden
α
64%
ε
36%
176
Au
79
0
175.9801
-5
1.05 Sekunden
α
>0%
ε
>0%
176m
Au
79
0.2956
175.980417
+7
1.36 Sekunden
α
>0%
ε
>0%
177
Hg
80
0
176.986279
-5/2
127.3 Millisekunden (ms)
α
85%
ε
15%
178
Tl
81
0
177.994896
unbekannt
60 Millisekunden (ms)
α
>0%
ε
>0%
p
>0%
179
Pb
82
0
179.00215
-5/2
3 Millisekunden (ms)
α
100%