ADOPTED LEVELS for 246Es
Authors: E. Browne, J. K. Tuli | Citation: Nucl. Data Sheets 112, 1833 (2011) | Cutoff date: 1-Jan-2011
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-2.29×103 keV SY | S(n)= 6.5×103 keV SY | S(p)= 2.77×103 keV SY | Q(α)= 7.74×103 keV SY | ||
Reference: 2012WA38 |
E(level) (keV) | T1/2(level) |
0.0+X | 7.5 m 5 % ε = 90.1 18 % α = 9.9 18 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0+X | 7.5 m 5 % ε = 90.1 18 % α = 9.9 18 | %ε-f≈0.003, ε delayed fission from 1980Ga07. Other value: %ε-f=3.7 +85-{i30, based on detection of "one fission event " (2001Sh09). E(level): %ε-f≈0.003, ε delayed fission from 1980Ga07. Other value: %ε-f=3.7 +85-{i30, based on detection of "one fission event " (2001Sh09). |
Calculations, compilations:
α-decay: 1993Bu09
Deformation parameters: 1991Pa11
Isomers in heavy, deformed nuclei: 1987So10
Fission isomers: 2009Mo18.
Q-value: Note: Current evaluation has used the following Q record -2.24×103 syst 6607 syst 2774 syst 7742 syst 2011AuZZ,2003Au03
Q-value: Estimated ΔQ(β-)=230, ΔS(n)=300, ΔS(p)=224, ΔQ(α)=100 (2011AuZZ,2003Au03).