Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 42
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
169
Gd
64
0
168.95287
-7/2
1 Sekunden
β
-
>0%
nβ
-
>0%
170
Tb
65
0
169.95025
unbekannt
3 Sekunden
β
-
>0%
nβ
-
>0%
171
Dy
66
0
170.9462
-7/2
6 Sekunden
β
-
100%
172
Ho
67
0
171.94482
+6
25 Sekunden
β
-
100%
173
Er
68
0
172.9424
-7/2
1 Minuten 24 Sekunden
β
-
100%
174
Tm
69
0
173.942169
-4
5 Minuten 24 Sekunden
β
-
100%
175
Yb
70
0
174.941277
-7/2
4 Tage 4 Stunden 26 Minuten
β
-
100%
175m
Yb
70
0.5149
174.94183
-1/2
68.2 Millisekunden (ms)
it
100%
176
Lu
71
0
175.942687
-7
2.59
37.6 Milliarden Jahre
β
-
100%
176m
Lu
71
0.1228
175.942819
-1
3 Stunden 39 Minuten 50 Sekunden
β
-
99.91%
it
0.09%
177
Hf
72
0
176.943221
-7/2
18.6
stabil
177m
Hf
72
1.3155
176.944633
+23/2
1.09 Sekunden
it
100%
177m
Hf
72
1.3424
176.944662
-19/2
55.6 Mikrosekunden (μs)
it
100%
177m
Hf
72
2.74
176.946163
-37/2
51 Minuten 24 Sekunden
it
100%
178
Ta
73
0
177.945778
+1
9 Minuten 18.6 Sekunden
ε
100%
178m
Ta
73
0.1
177.945789
-7
2 Stunden 21 Minuten 36 Sekunden
ε
100%
178m
Ta
73
1.57
177.947464
-15
59 Millisekunden (ms)
it
100%
178m
Ta
73
3
177.948999
-21
290 Millisekunden (ms)
it
100%
179
W
74
0
178.94707
-7/2
37 Minuten 3 Sekunden
ε
100%
179m
W
74
0.2219
178.947309
-1/2
6 Minuten 24 Sekunden
it
99.72%
ε
0.28%
179m
W
74
1.6319
178.949061
+23/2
390 Nanosekunden (ns)
it
100%
179m
W
74
3.3485
178.950665
-35/2
750 Nanosekunden (ns)
it
100%
180
Re
75
0
179.950789
-1
2 Minuten 26.4 Sekunden
ε
100%
181
Os
76
0
180.953245
-1/2
1 Stunden 45 Minuten
ε
100%
181m
Os
76
0.0492
180.953298
-7/2
2 Minuten 42 Sekunden
ε
98%
it
2%
181m
Os
76
0.1565
180.953413
+9/2
316 Nanosekunden (ns)
it
100%
182
Ir
77
0
181.958076
+5
15 Minuten
ε
100%
183
Pt
78
0
182.961597
-1/2
6 Minuten 30 Sekunden
ε
100%
α
1.3e-3%
183m
Pt
78
0.0345
182.961634
-7/2
43 Sekunden
ε
100%
α
4e-5%
it
>0%
183m
Pt
78
0.1957
182.961807
+9/2
150 Nanosekunden (ns)
it
100%
184
Au
79
0
183.967452
+5
20.6 Sekunden
ε
99.99%
α
0.01%
184m
Au
79
0.0685
183.967525
+2
47.6 Sekunden
ε
70%
it
30%
α
>0%
185
Hg
80
0
184.9719
-1/2
49.1 Sekunden
ε
94%
α
6%
185m
Hg
80
0.0993
184.972007
+13/2
21.6 Sekunden
it
54%
ε
46%
α
0.03%
186
Tl
81
0
185.978325
-2
40 Sekunden
ε
100%
α
>0%
186m
Tl
81
0.32
185.978669
+7
27.5 Sekunden
ε
100%
α
6e-3%
186m
Tl
81
0.69
185.979066
-10
2.9 Sekunden
it
100%
187
Pb
82
0
186.983918
-3/2
15.2 Sekunden
ε
93%
α
7%
187m
Pb
82
0.081
186.984005
+13/2
18.3 Sekunden
ε
88%
α
12%
188
Bi
83
0
187.992265
+3
44 Millisekunden (ms)
α
100%
ε
>0%
188m
Bi
83
0.21
187.992491
-10
265 Millisekunden (ms)
α
100%
189
Po
84
0
188.998481
-7/2
3.5 Millisekunden (ms)
α
100%