Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 83
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
89
Ge
32
0
88.96383
unbekannt
unbekannt
β
-
>0%
nβ
-
>0%
91
As
33
0
90.96043
unbekannt
unbekannt
β
-
>0%
nβ
-
>0%
93
Se
34
0
92.95629
+1/2
unbekannt
β
-
>0%
nβ
-
>0%
95
Br
35
0
94.95287
-3/2
unbekannt
β
-
>0%
nβ
-
>0%
97
Kr
36
0
96.94856
+3/2
63 Millisekunden (ms)
β
-
91.8%
nβ
-
8.2%
99
Rb
37
0
98.945379
+5/2
50.3 Millisekunden (ms)
β
-
84.1%
nβ
-
15.9%
101
Sr
38
0
100.940518
-5/2
118 Millisekunden (ms)
β
-
97.73%
nβ
-
2.37%
103
Y
39
0
102.93673
+5/2
230 Millisekunden (ms)
β
-
92%
nβ
-
8%
105
Zr
40
0
104.933049
-5/2
600 Millisekunden (ms)
β
-
100%
107
Nb
41
0
106.93031
unbekannt
330 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
109
Mo
42
0
108.92781
-7/2
530 Millisekunden (ms)
β
-
100%
111
Tc
43
0
110.925694
+5/2
290 Millisekunden (ms)
β
-
99.15%
nβ
-
0.85%
113
Ru
44
0
112.922487
+5/2
800 Millisekunden (ms)
β
-
100%
113m
Ru
44
0.13
112.922627
-11/2
510 Millisekunden (ms)
β
-
92%
it
8%
115
Rh
45
0
114.920334
+7/2
990 Millisekunden (ms)
β
-
100%
117
Pd
46
0
116.917842
+5/2
4.3 Sekunden
β
-
100%
117m
Pd
46
0.2032
116.91806
-11/2
19.1 Millisekunden (ms)
it
100%
119
Ag
47
0
118.915666
-1/2
6 Sekunden
β
-
100%
119m
Ag
47
0.05
118.915719
+7/2
5.5 Sekunden
β
-
>0%
it
>0%
121
Cd
48
0
120.912977
+3/2
13.5 Sekunden
β
-
100%
121m
Cd
48
0.2149
120.913208
-11/2
8.3 Sekunden
β
-
100%
123
In
49
0
122.910438
+9/2
6.17 Sekunden
β
-
100%
123m
In
49
0.3272
122.91079
-1/2
47.4 Sekunden
β
-
100%
125
Sn
50
0
124.907784
-11/2
9 Tage 15 Stunden 21 Minuten
β
-
100%
125m
Sn
50
0.0275
124.907814
+3/2
9 Minuten 31.2 Sekunden
β
-
100%
127
Sb
51
0
126.906924
+7/2
3 Tage 20 Stunden 24 Minuten
β
-
100%
129
Te
52
0
128.906598
+3/2
1 Stunden 9 Minuten 36 Sekunden
β
-
100%
129m
Te
52
0.1055
128.906711
-11/2
33 Tage 14 Stunden
it
63%
β
-
37%
131
I
53
0
130.906125
+7/2
8 Tage 36 Minuten
β
-
100%
133
Xe
54
0
132.905911
+3/2
5 Tage 5 Stunden 49 Minuten
β
-
100%
133m
Xe
54
0.2332
132.906161
-11/2
2 Tage 4 Stunden 33 Minuten
it
100%
135
Cs
55
0
134.905978
+7/2
2.3 Millionen Jahre
β
-
100%
135m
Cs
55
1.6329
134.907731
-19/2
53 Minuten
it
100%
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%
139
La
57
0
138.906353
+7/2
99.9098
stabil
141
Ce
58
0
140.908276
-7/2
32 Tage 12 Stunden
β
-
100%
143
Pr
59
0
142.910817
+7/2
13 Tage 13 Stunden
β
-
100%
145
Nd
60
0
144.912574
-7/2
8.3
stabil
147
Pm
61
0
146.915139
+7/2
2 Jahre 227 Tage
β
-
100%
149
Sm
62
0
148.917185
-7/2
13.82
stabil
151
Eu
63
0
150.91985
+5/2
47.81
1.7 Trillionen Jahre
α
100%
151m
Eu
63
0.1962
150.920061
-11/2
58.9 Mikrosekunden (μs)
it
100%
153
Gd
64
0
152.92175
-3/2
240 Tage 9 Stunden
ε
100%
153m
Gd
64
0.0952
152.921853
+9/2
3.5 Mikrosekunden (μs)
it
100%
153m
Gd
64
0.1712
152.921934
-11/2
76 Mikrosekunden (μs)
it
100%
155
Tb
65
0
154.923505
+3/2
5 Tage 7 Stunden 40 Minuten
ε
100%
157
Dy
66
0
156.925466
-3/2
8 Stunden 8 Minuten 24 Sekunden
ε
100%
157m
Dy
66
0.162
156.92564
+9/2
1.3 Mikrosekunden (μs)
it
100%
157m
Dy
66
0.1994
156.92568
-11/2
21.6 Millisekunden (ms)
it
100%
159
Ho
67
0
158.927713
-7/2
33 Minuten 3 Sekunden
ε
100%
159m
Ho
67
0.2059
158.927934
+1/2
8.3 Sekunden
it
100%
161
Er
68
0
160.929996
-3/2
3 Stunden 12 Minuten 36 Sekunden
ε
100%
161m
Er
68
0.3964
160.930422
-11/2
7.5 Mikrosekunden (μs)
it
100%
163
Tm
69
0
162.932651
+1/2
1 Stunden 48 Minuten 36 Sekunden
ε
100%
165
Yb
70
0
164.935279
-5/2
9 Minuten 54 Sekunden
ε
100%
167
Lu
71
0
166.93827
+7/2
51 Minuten 30 Sekunden
ε
100%
167m
Lu
71
0.03
166.938302
+1/2
1 Minuten 30 Sekunden
ε
>0%
it
>0%
169
Hf
72
0
168.94126
-5/2
3 Minuten 14.4 Sekunden
ε
100%
171
Ta
73
0
170.944476
-5/2
23 Minuten 18 Sekunden
ε
100%
173
W
74
0
172.947689
-5/2
7 Minuten 36 Sekunden
ε
100%
175
Re
75
0
174.951381
-5/2
5 Minuten 53.4 Sekunden
ε
100%
177
Os
76
0
176.954966
-1/2
3 Minuten
ε
100%
179
Ir
77
0
178.959122
-5/2
1 Minuten 19 Sekunden
ε
100%
181
Pt
78
0
180.963098
-1/2
52 Sekunden
ε
99.92%
α
0.08%
183
Au
79
0
182.967593
-5/2
42.8 Sekunden
ε
99.45%
α
0.55%
183m
Au
79
0.0733
182.967672
+1/2
unbekannt
it
100%
183m
Au
79
0.2306
182.967841
-11/2
unbekannt
it
100%
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%
187
Tl
81
0
186.975906
+1/2
51 Sekunden
ε
100%
α
>0%
187m
Tl
81
0.335
186.976266
-9/2
15.6 Sekunden
ε
99.85%
α
0.15%
it
>0%
189
Pb
82
0
188.980807
-3/2
51 Sekunden
ε
99.6%
α
0.4%
189m
Pb
82
0.04
188.98085
+13/2
1 Minuten
ε
50%
α
50%
191
Bi
83
0
190.985786
-9/2
12.4 Sekunden
α
51%
ε
49%
191m
Bi
83
0.241
190.986045
+1/2
125 Millisekunden (ms)
α
68%
it
32%
ε
>0%
193
Po
84
0
192.991026
-3/2
420 Millisekunden (ms)
α
100%
ε
>0%
193m
Po
84
0.1
192.991134
+13/2
370 Millisekunden (ms)
α
100%
ε
>0%
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%
197
Rn
86
0
197.001584
-3/2
65 Millisekunden (ms)
α
100%
197m
Rn
86
0.2
197.001799
+13/2
19 Millisekunden (ms)
α
100%
199
Fr
87
0
199.007257
+1/2
12 Millisekunden (ms)
α
100%
ε
>0%