97-Berkelium
Nuclide weight or level energy spin & parity abundance half-life sig(J32) sig(J33) sig(J40)
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Bk-238 238.058280 +- 0.000309 2.40M 8
Bk-240 240.059753 +- 0.000161 4.8M 8
Bk-241 241.060231 +- 0.000215 (7/2+) 4.6M 4
Bk-242 242.061983 +- 0.000215 7.0M 13
Bk-243 243.063008827 +- 0.000005092 (3/2-) 4.5H 2
Bk-244 244.065182240 +- 0.000015536 (4-) 4.35H 15
Bk-245 245.066363082 +- 0.000002479 3/2- 4.94D 3 XXX
Bk-246 246.068674334 +- 0.000064450 2(-) 1.80D 2 XXX
Bk-247 247.070308541 +- 0.000005907 (3/2-) 1380Y 250 XXX XXX
Bk-248 248.073088 +- 0.000076 9Y GT XXX
Bk-248 1(-) 23.7H 2
Bk-249 249.074988120 +- 0.000002807 7/2+ 320D 6 XXX XXX XXX
Bk-250 250.078317906 +- 0.000004262 2- 3.212H 5 XXX XXX XXX
Bk-251 251.080762812 +- 0.000011753 (3/2-) 55.6M 11
Bk-252 252.084311 +- 0.000215 1.8M 5
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