112-Copernicium
Nuclide weight or level energy spin & parity abundance half-life sig(J32) sig(J33) sig(J40)
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Cn-277 277.163656 +- 0.000148 0.69MS +69 -24
Cn-282 282.169863 +- 0.000704 0+ 1.0MS +48 -5
Cn-283 283.172476 +- 0.000626 4.0S +13 -7
Cn-284 284.173329 +- 0.000910 0+ 98MS +41 -23
Cn-285 285.176182 +- 0.000746 34S +17 -9
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