65-Tb-158
Spin
Level energy(keV) Spin & Parity
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ground state 3-
1.10300E+02 0-
3.88400E+02 7-
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)
157.925420947 ± 0.000001997 (amu) [mass excess = -69469.940 ± 1.861 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
936.219 ± 2.523 (keV)
Strong Gamma-rays from Decay of Tb-158 (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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55.04 36.75 IT
65.76 27.44 IT
171.07 49. IT
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110.3 0.92 IT
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79.51 11.63 EC
944.19 43.87 EC
962.13 20.27 EC
98.92 4.29 B-
218.22 0.93 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- 180 Y 11
EC 180 Y 11
IT 10.70 S 17
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Tb-159 (Z= 65, A=159), MT= 16 (n,2n)
Tb-160 (Z= 65, A=160), MT= 17 (n,3n)
Dy-158 (Z= 66, A=158), MT=103 (n,p)
Dy-159 (Z= 66, A=159), MT= 28 (n,np)
Dy-159 (Z= 66, A=159), MT=104 (n,d)
Dy-160 (Z= 66, A=160), MT= 32 (n,nd)
Dy-160 (Z= 66, A=160), MT=105 (n,t)
Dy-161 (Z= 66, A=161), MT= 33 (n,nt)
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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Tb-158 U-235 Thermal 1.196470e-12 7.657360e-13
Tb-158 U-235 Fast 4.824720e-13 3.087820e-13
Tb-158 U-235 High 4.807020e-08 3.076490e-08
Tb-158 U-238 Fast 3.991670e-14 2.554670e-14
Tb-158 U-238 High 5.277180e-11 3.377390e-11
Tb-158 Pu-239 Thermal 9.977330e-10 6.385490e-10
Tb-158 Pu-239 Fast 3.143350e-09 2.011740e-09
Tb-158 Pu-239 High 2.426280e-06 1.552820e-06
Tb-158 Pu-241 Thermal 4.335680e-12 2.774840e-12
Tb-158 Pu-241 Fast 4.660820e-11 2.982920e-11
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Tb-158m U-235 Thermal 1.344190e-13 8.602820e-14
Tb-158m U-235 Fast 4.713500e-14 3.016640e-14
Tb-158m U-235 High 2.959740e-09 1.894240e-09
Tb-158m U-238 High 3.249220e-12 2.079500e-12
Tb-158m Pu-239 Thermal 1.120920e-10 7.173890e-11
Tb-158m Pu-239 Fast 3.070890e-10 1.965360e-10
Tb-158m Pu-239 High 1.493890e-07 9.560890e-08
Tb-158m Pu-241 Thermal 4.871010e-13 3.117450e-13
Tb-158m Pu-241 Fast 4.553380e-12 2.914160e-12
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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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Tb-158 U-235 Thermal 1.330890e-12 8.500990e-13
Tb-158 U-235 Fast 5.296070e-13 3.389490e-13
Tb-158 U-235 High 5.103000e-08 3.265920e-08
Tb-158 U-238 Fast 3.991670e-14 2.554670e-14
Tb-158 U-238 High 5.602100e-11 3.585350e-11
Tb-158 Pu-239 Thermal 1.109830e-09 7.096810e-10
Tb-158 Pu-239 Fast 3.450440e-09 2.208280e-09
Tb-158 Pu-239 High 2.575670e-06 1.647810e-06
Tb-158 Pu-241 Thermal 4.822780e-12 3.081600e-12
Tb-158 Pu-241 Fast 5.116150e-11 3.274340e-11
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Tb-158m U-235 Thermal 1.344190e-13 8.602820e-14
Tb-158m U-235 Fast 4.713500e-14 3.016640e-14
Tb-158m U-235 High 2.959740e-09 1.891430e-09
Tb-158m U-238 High 3.249220e-12 2.077250e-12
Tb-158m Pu-239 Thermal 1.120920e-10 7.173890e-11
Tb-158m Pu-239 Fast 3.070890e-10 1.965360e-10
Tb-158m Pu-239 High 1.493890e-07 9.554690e-08
Tb-158m Pu-241 Thermal 4.871010e-13 3.116940e-13
Tb-158m Pu-241 Fast 4.553380e-12 2.914160e-12
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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