element
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Information about Americium-249:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 249.078480 | ± | 0.000320 | amu # |
| Excess Mass (Δ): | 73.104000 | ± | 0.298000 | MeV # |
| Binding Energy: | 1862.332000 | ± | 0.298000 | MeV # |
| β- Decay Energy: | 2.359000 | ± | 0.298000 | MeV # |
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra,
Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.
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