0
4n 4n+1 4n+2 4n+3
4.5–7% 0.04–1.25% <0.001%
228Ra№ 4–6 † 155Euþ
244Cm 241Puƒ 250Cf 227Ac№ 10–29 90Sr 85Kr 113mCdþ
232Uƒ 238Pu 243Cmƒ 29–97 137Cs 151Smþ 121mSn
248Bk[3] 249Cfƒ 242mAmƒ 141–351
No fission products
have a half-life
in the range of
100–210k years…
241Am 251Cfƒ[4] 430–900
226Ra№ 247Bk 1.3k–1.6k
240Pu 229Th 246Cm 243Am 4.7k–7.4k
245Cmƒ 250Cm 8.3k–8.5k
239Puƒ 24.1k
230Th№ 231Pa№ 32k–76k
236Npƒ 233Uƒ 234U№ 150k–250k ‡ 99Tc₡ 126Sn
248Cm 242Pu 327k–375k 79Se₡
1.53M 93Zr
237Np 2.1M–6.5M 135Cs₡ 107Pd
236U 247Cmƒ 15M–24M 129I₡
244Pu№ 80M
... nor beyond 15.7M[5]
