Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 33
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
179
Tm
69
0
178.955339
+1/2
20 Sekunden
β
-
100%
180
Yb
70
0
179.95233
0
2 Minuten 24 Sekunden
β
-
100%
181
Lu
71
0
180.95197
+7/2
3 Minuten 30 Sekunden
β
-
100%
182
Hf
72
0
181.950554
0
8.9 Millionen Jahre
β
-
100%
182m
Hf
72
1.173
181.951813
-8
1 Stunden 1 Minuten 30 Sekunden
β
-
100%
183
Ta
73
0
182.951373
+7/2
5 Tage 2 Stunden 23 Minuten
β
-
100%
183m
Ta
73
0.0732
182.951451
-9/2
107 Nanosekunden (ns)
it
100%
184
W
74
0
183.950931
0
30.64
4 Trillionen Jahre
α
100%
185
Re
75
0
184.952955
+5/2
37.4
stabil
185m
Re
75
2.124
184.955235
+23/2
123 Nanosekunden (ns)
it
100%
186
Os
76
0
185.953839
0
1.59
2 Billiarden Jahre
α
100%
187
Ir
77
0
186.957363
+3/2
10 Stunden 30 Minuten
ε
100%
187m
Ir
77
0.1862
186.957563
-9/2
30.3 Millisekunden (ms)
it
100%
187m
Ir
77
0.4338
186.957829
-11/2
152 Nanosekunden (ns)
it
100%
188
Pt
78
0
187.959395
0
10 Tage 4 Stunden 47 Minuten
ε
100%
α
2.6e-5%
189
Au
79
0
188.963949
+1/2
28 Minuten 42 Sekunden
ε
100%
α
1e-5%
189m
Au
79
0.2472
188.964215
-11/2
4 Minuten 35.4 Sekunden
ε
100%
189m
Au
79
0.3251
188.964298
-9/2
190 Nanosekunden (ns)
it
100%
189m
Au
79
2.5547
188.966692
+31/2
242 Nanosekunden (ns)
it
100%
190
Hg
80
0
189.966322
0
20 Minuten
ε
100%
α
>0%
191
Tl
81
0
190.971786
+1/2
20 Minuten
ε
100%
191m
Tl
81
0.297
190.972105
-9/2
5 Minuten 13.2 Sekunden
ε
100%
192
Pb
82
0
191.975786
0
3 Minuten 30 Sekunden
ε
99.9941%
α
5.9e-3%
192m
Pb
82
2.5811
191.978557
+10
164 Nanosekunden (ns)
it
100%
192m
Pb
82
2.6251
191.978604
+12
756 Nanosekunden (ns)
it
100%
192m
Pb
82
2.7435
191.978731
-11
756 Nanosekunden (ns)
it
100%
193
Bi
83
0
192.982961
-9/2
1 Minuten 3.6 Sekunden
ε
96.5%
α
3.5%
193m
Bi
83
0.308
192.983291
+1/2
3.2 Sekunden
α
84%
ε
16%
194
Po
84
0
193.988186
0
392 Millisekunden (ms)
α
100%
ε
>0%
194m
Po
84
2.525
193.990896
-11
15 Mikrosekunden (μs)
it
100%
195
At
85
0
194.996268
+1/2
328 Millisekunden (ms)
α
100%
195m
At
85
0.034
194.996305
-7/2
147 Millisekunden (ms)
α
100%
196
Rn
86
0
196.002115
0
4.4 Millisekunden (ms)
α
99.94%
ε
0.06%