39-Y-98
Spin
Level energy(keV) Spin & Parity
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ground state (0)-
ground state(+X) (4,5)
Mass (The Ame2012 atomic mass evaluation (II) by M.Wang, G.Audi, A.H.Wapstra, F.G.Kondev, M.MacCormick, X.Xu, and B.Pfeiffer
Chinese Physics C36 p. 1603-2014, December 2012)
97.922382119 ± 0.000008767 (amu) [mass excess = -72300.590 ± 8.167 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
8991.924 ± 11.576 (keV)
Strong Gamma-rays from Decay of Y- 98 (Compiled from ENSDF as of March 2011)
[ Intensities before May 23th of 2013 were values when total intensity of the decay mode was 100(%) and a branching ratio of each decay mode was not multiplied. ]
γ-ray energy(keV) Intensity(%) Decay mode
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1223.0 36. B-
1590.9 14.72 B-
2941.3 16.67 B-
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620.50 56.88 B-
647.58 47.82 B-
1222.8 72.14 B-
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*: relative, ~ approximate, ? calculated or estimatted
>: greater than or equal to, <: less than or equal to
[ Intensities; total intensity of the nuclide is 100(%). ]
Decay data(Chart of the Nuclides 2014)
Decay mode Half-life
B- 2.0 S 2
B- 0.548 S 2
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Fission Yields for Fission Products in JENDL-4.0 Fission Yield Data
- Neutron-induced Fission Yields (from main actinide nuclides) - Independent Fission Yield -
Product Nuclide Energy Fission Yield Uncertainty(1σ)
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Y- 98 U-235 Thermal 3.358100e-03 1.074590e-03
Y- 98 U-235 Fast 3.732290e-03 1.194330e-03
Y- 98 U-235 High 2.181620e-03 6.981200e-04
Y- 98 U-238 Fast 4.086650e-03 1.307730e-03
Y- 98 U-238 High 2.878690e-03 9.211830e-04
Y- 98 Pu-239 Thermal 3.608720e-03 1.154790e-03
Y- 98 Pu-239 Fast 2.822460e-03 9.031870e-04
Y- 98 Pu-239 High 1.509400e-03 9.660140e-04
Y- 98 Pu-241 Thermal 4.290990e-03 1.373110e-03
Y- 98 Pu-241 Fast 3.392270e-03 1.085520e-03
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Y- 98m U-235 Thermal 1.873470e-02 5.995110e-03
Y- 98m U-235 Fast 2.391430e-02 7.652590e-03
Y- 98m U-235 High 2.205860e-02 7.058770e-03
Y- 98m U-238 Fast 2.618480e-02 8.379170e-03
Y- 98m U-238 High 2.910680e-02 9.314160e-03
Y- 98m Pu-239 Thermal 2.013280e-02 6.442520e-03
Y- 98m Pu-239 Fast 1.808460e-02 5.787080e-03
Y- 98m Pu-239 High 1.526170e-02 9.767480e-03
Y- 98m Pu-241 Thermal 2.393920e-02 7.660530e-03
Y- 98m Pu-241 Fast 2.173560e-02 6.955420e-03
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Thermal=0.0253eV, Fast=500keV(Fast reactor spectrum), High=14MeV
- Neutron-induced Fission Yields (from main actinide nuclides) - Cumulative Fission Yield -
Product Nuclide Energy Fission Yield Uncertainty(1σ)
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Y- 98 U-235 Thermal 1.143540e-02 2.640460e-03
Y- 98 U-235 Fast 1.415960e-02 2.276410e-03
Y- 98 U-235 High 5.371120e-03 1.235790e-03
Y- 98 U-238 Fast 2.745640e-02 4.400210e-03
Y- 98 U-238 High 1.473670e-02 2.358450e-03
Y- 98 Pu-239 Thermal 6.876800e-03 3.099740e-03
Y- 98 Pu-239 Fast 5.445250e-03 1.254560e-03
Y- 98 Pu-239 High 3.206280e-03 1.444230e-03
Y- 98 Pu-241 Thermal 9.907140e-03 2.282450e-03
Y- 98 Pu-241 Fast 1.116380e-02 2.575520e-03
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Y- 98m U-235 Thermal 1.873910e-02 6.004820e-03
Y- 98m U-235 Fast 2.392140e-02 5.512430e-03
Y- 98m U-235 High 2.206110e-02 5.066310e-03
Y- 98m U-238 Fast 2.621760e-02 6.023330e-03
Y- 98m U-238 High 2.912150e-02 6.688750e-03
Y- 98m Pu-239 Thermal 2.013410e-02 6.443600e-03
Y- 98m Pu-239 Fast 1.808620e-02 4.160230e-03
Y- 98m Pu-239 High 1.526290e-02 6.863530e-03
Y- 98m Pu-241 Thermal 2.394430e-02 5.505590e-03
Y- 98m Pu-241 Fast 2.174270e-02 5.003620e-03
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Thermal=0.0253eV, Fast=500keV(Fast reactor spectrum), High=14MeV
→ Neutron-induced and Spontaneous Fission Yields of all nuclides in JENDL-4.0 Fission Yield Data