238U. Isotop von Uran. Halbwertszeit: 4,5·109 a. Zerfallsreihe.

238UUran-238
Allgemein
NameUran-238
Symbol238U
Massenzahl238
ElementUran
natürliche Häufigkeit99,27 %
Halbwertszeit4,5·109 a
Anzahl der Zerfallsprodukte3
Zerfallsprodukte238U → 234Th, ZA: α (100 %), ZE: 4,27 MeV
238U → (–), ZA: SF (5,45 · 10-5 %), ZE: 0 MeV
238U → 238Pu, ZA: β-β- (2,2 · 10-10 %), ZE: 0 MeV
Zerfallsreihe
238U
α SF β-β-
234Th
β-
234Pa
β-
234U
α
230Th
αSF
226Ra
α
222Rn
α
218Po
αβ-
214Pb
β-
214Bi
β-α
214Po
α
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
210Tl
β- β-n
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
209Pb
β-
209Bi
α
205Tl
218At
α β-
214Bi
β-α
214Po
α
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
210Tl
β- β-n
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
209Pb
β-
209Bi
α
205Tl
218Rn
α
214Po
α
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
(–)
(–)
238Pu
αSF
234U
α
230Th
αSF
226Ra
α
222Rn
α
218Po
αβ-
214Pb
β-
214Bi
β-α
214Po
α
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
210Tl
β- β-n
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
209Pb
β-
209Bi
α
205Tl
218At
α β-
214Bi
β-α
214Po
α
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
210Tl
β- β-n
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
209Pb
β-
209Bi
α
205Tl
218Rn
α
214Po
α
210Pb
αβ-
206Hg
β-
206Tl
β-
206Pb
210Bi
β-α
210Po
α
206Pb
206Tl
β-
206Pb
(–)
(–)