99-Einsteinium
Nuclide weight or level energy spin & parity abundance half-life sig(J32) sig(J33) sig(J40)
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Es-241 241.068537 +- 0.000244 8S +6 -4
Es-242 242.069644 +- 0.000310 13.5S 25
Es-243 243.069509 +- 0.000222 (3/2-) 21S 2
Es-244 244.070876 +- 0.000195 37S 4
Es-245 245.071325 +- 0.000215 (3/2-) 1.1M 1
Es-246 246.072897 +- 0.000240 7.7M 5
Es-247 247.073621991 +- 0.000020870 (7/2+) 4.55M 26
Es-248 248.075472 +- 0.000056 (2-,0+) 27M 5
Es-249 249.076412 +- 0.000032 (7/2+) 102.2M 6
Es-250 250.078614 +- 0.000107 (6+) 8.6H 1
Es-250 1(-) 2.22H 5
Es-251 251.079993603 +- 0.000006520 (3/2-) 33H 1 XXX
Es-252 252.082979905 +- 0.000053951 (5-) 471.7D 19 XXX
Es-253 253.084826159 +- 0.000002807 7/2+ 20.47D 3 XXX
Es-254 254.088023407 +- 0.000004556 (7+) 275.7D 5 XXX XXX XXX
Es-254 m 8.42000E+01 keV 2+ 39.3H 2 XXX
Es-255 255.090275762 +- 0.000011841 (7/2+) 39.8D 12 XXX XXX XXX
Es-256 256.093600 +- 0.000108 (1+,0-) 25.4M 24
Es-256 (8+) 7.6H AP
Es-257 257.095979 +- 0.000441 7.7D 2
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