Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 37
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
161
Nd
60
0
160.953879
-1/2
200 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
162
Pm
61
0
161.95029
unbekannt
500 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
163
Sm
62
0
162.94536
-1/2
1 Sekunden
β
-
>0%
nβ
-
>0%
164
Eu
63
0
163.942991
unbekannt
4.2 Sekunden
β
-
100%
165
Gd
64
0
164.93938
-1/2
10.3 Sekunden
β
-
100%
166
Tb
65
0
165.937992
-2
25.1 Sekunden
β
-
100%
167
Dy
66
0
166.935655
-1/2
6 Minuten 12 Sekunden
β
-
100%
168
Ho
67
0
167.935516
+3
2 Minuten 59.4 Sekunden
β
-
100%
168m
Ho
67
0.059
167.935579
+6
2 Minuten 12 Sekunden
it
99.5%
β
-
0.5%
168m
Ho
67
0.1434
167.93567
-1
5 Mikrosekunden (μs)
it
100%
168m
Ho
67
0.1926
167.935723
+1
108 Nanosekunden (ns)
it
100%
169
Er
68
0
168.934591
-1/2
9 Tage 9 Stunden 24 Minuten
β
-
100%
170
Tm
69
0
169.935802
-1
128 Tage 14 Stunden
β
-
99.87%
ε
0.13%
170m
Tm
69
0.1832
169.935999
+3
4.1 Mikrosekunden (μs)
it
100%
171
Yb
70
0
170.936326
-1/2
14.28
stabil
171m
Yb
70
0.0953
170.936428
+7/2
5.3 Millisekunden (ms)
it
100%
171m
Yb
70
0.1224
170.936457
-5/2
260 Nanosekunden (ns)
it
100%
172
Lu
71
0
171.939086
-4
6 Tage 16 Stunden 48 Minuten
ε
100%
172m
Lu
71
0.0419
171.939131
-1
3 Minuten 42 Sekunden
it
100%
172m
Lu
71
0.0658
171.939156
+1
332 Nanosekunden (ns)
it
100%
172m
Lu
71
0.1094
171.939203
+1
440 Mikrosekunden (μs)
it
100%
172m
Lu
71
0.2136
171.939315
-6
150 Nanosekunden (ns)
it
100%
173
Hf
72
0
172.940514
-1/2
23 Stunden 36 Minuten
ε
100%
174
Ta
73
0
173.944454
+3
1 Stunden 8 Minuten 24 Sekunden
ε
100%
175
W
74
0
174.946717
-1/2
35 Minuten 12 Sekunden
ε
100%
176
Re
75
0
175.951624
+3
5 Minuten 18 Sekunden
ε
100%
177
Os
76
0
176.954966
-1/2
3 Minuten
ε
100%
178
Ir
77
0
177.961082
+6
12 Sekunden
ε
100%
179
Pt
78
0
178.965363
-1/2
21.2 Sekunden
ε
99.76%
α
0.24%
180
Au
79
0
179.972521
unbekannt
8.1 Sekunden
ε
98.2%
α
1.8%
181
Hg
80
0
180.97782
-1/2
3.6 Sekunden
ε
73%
α
27%
pε
0.01%
αε
9e-6%
182
Tl
81
0
181.985667
-2
2 Sekunden
ε
100%
182m
Tl
81
0.1
181.985774
+7
2.9 Sekunden
ε
96%
α
4%
183
Pb
82
0
182.991875
-3/2
535 Millisekunden (ms)
α
90%
ε
10%
183m
Pb
82
0.097
182.991979
+13/2
415 Millisekunden (ms)
α
100%
184
Bi
83
0
184.001124
+3
6.6 Millisekunden (ms)
α
100%
184m
Bi
83
0.15
184.001285
-10
13 Millisekunden (ms)
α
100%
p
>0%
it
>0%