Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 39
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
117
Tc
43
0
116.94648
unbekannt
40 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
118
Ru
44
0
117.93782
0
120 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
119
Rh
45
0
118.93211
unbekannt
unbekannt
β
-
>0%
nβ
-
>0%
120
Pd
46
0
119.924692
0
500 Millisekunden (ms)
β
-
100%
121
Ag
47
0
120.919848
+7/2
790 Millisekunden (ms)
β
-
99.92%
nβ
-
0.08%
122
Cd
48
0
121.913333
0
5.24 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%
124
Sn
50
0
123.905275
0
5.79
2.3 Trillionen Jahre
2β
-
100%
124m
Sn
50
2.2046
123.907641
-5
270 Nanosekunden (ns)
it
100%
124m
Sn
50
2.325
123.907771
-7
3.1 Mikrosekunden (μs)
it
100%
124m
Sn
50
2.6566
123.908127
+10
45 Mikrosekunden (μs)
it
100%
125
Sb
51
0
124.905254
+7/2
2 Jahre 277 Tage
β
-
100%
126
Te
52
0
125.903312
0
18.84
stabil
127
I
53
0
126.904473
+5/2
100
stabil
128
Xe
54
0
127.903531
0
1.91
stabil
129
Cs
55
0
128.906064
+1/2
1 Tage 8 Stunden 3 Minuten 36 Sekunden
ε
100%
130
Ba
56
0
129.906321
0
0.106
2.1 Trilliarden Jahre
2ε
100%
130m
Ba
56
2.4751
129.908979
-8
9.4 Millisekunden (ms)
it
100%
131
La
57
0
130.91007
+3/2
59 Minuten
ε
100%
131m
La
57
0.3046
130.910397
-11/2
170 Mikrosekunden (μs)
it
100%
132
Ce
58
0
131.911461
0
3 Stunden 30 Minuten 36 Sekunden
ε
100%
132m
Ce
58
2.3411
131.913974
-8
9.4 Millisekunden (ms)
it
100%
133
Pr
59
0
132.916331
+3/2
6 Minuten 30 Sekunden
ε
100%
133m
Pr
59
0.1921
132.916537
-11/2
1.1 Mikrosekunden (μs)
it
100%
134
Nd
60
0
133.91879
0
8 Minuten 30 Sekunden
ε
100%
134m
Nd
60
2.2931
133.921252
-8
410 Mikrosekunden (μs)
it
100%
135
Pm
61
0
134.924877
+5/2
49 Sekunden
ε
100%
135m
Pm
61
0.0687
134.92495
-11/2
45 Sekunden
ε
100%
136
Sm
62
0
135.928276
0
47 Sekunden
ε
100%
136m
Sm
62
2.2647
135.930707
-8
15 Mikrosekunden (μs)
it
100%
137
Eu
63
0
136.93557
-11/2
11 Sekunden
ε
100%
138
Gd
64
0
137.94012
0
4.7 Sekunden
ε
100%
138m
Gd
64
2.2327
137.942517
-8
6 Mikrosekunden (μs)
it
100%
139
Tb
65
0
138.94829
-11/2
1.6 Sekunden
ε
>0%
pε
>0%
140
Dy
66
0
139.95401
0
700 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
140m
Dy
66
2.1661
139.956336
-8
7 Mikrosekunden (μs)
it
100%
141
Ho
67
0
140.963098
-7/2
4.1 Millisekunden (ms)
p
100%
141m
Ho
67
0.066
140.963169
+1/2
6.4 Mikrosekunden (μs)
it
100%