95-Americium
Nuclide weight or level energy spin & parity abundance half-life sig(J32) sig(J33) sig(J40)
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Am-232 232.046590 +- 0.000320 1.32M 3
Am-233 233.046347 +- 0.000109 3.2M 8
Am-234 234.047808 +- 0.000223 2.32M 8
Am-235 235.047907569 +- 0.000056037 (5/2) 9.9M 5
Am-236 236.049422 +- 0.000120 5- 3.6M 2
Am-236 (1-) 2.9M 2
Am-237 237.049996 +- 0.000064 5/2(-) 73.6M 8
Am-238 238.051985852 +- 0.000054451 1+ 98M 2
Am-239 239.053025736 +- 0.000002621 (5/2)- 11.9H 1
Am-240 240.055301645 +- 0.000014931 (3-) 50.8H 3 XXX
Am-240 m 2.60000E+03 keV 0.91MS 7
Am-241 241.056830611 +- 0.000001967 5/2- 432.6Y 6 XXX XXX XXX
Am-242 242.059550625 +- 0.000001970 1- 16.02H 2 XXX XXX XXX
Am-242 m 4.86300E+01 keV 5- 141Y 2 XXX XXX XXX
Am-242 n 2.30000E+03 keV 14.0MS 2
Am-243 243.061382541 +- 0.000002465 5/2- 7370Y 15 XXX XXX XXX
Am-244 244.064286310 +- 0.000002238 (6-) 10.1H 1 XXX XXX XXX
Am-244 m 6.61000E+01 keV 1+ 26M XXX XXX XXX
Am-244 n 1.60000E+03 keV 0.90MS 15
Am-245 245.066453577 +- 0.000003724 (5/2)+ 2.05H 1
Am-246 246.069776009 +- 0.000019512 (7-) 39M 3
Am-246 2(-) 25.0M 2
Am-247 247.072094 +- 0.000107 (5/2) 23.0M 13
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