65-Tb-166
Spin
Level energy(keV) Spin & Parity
----------------------------------------
ground state (2-)
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)
165.937859521 ± 0.000075176 (amu) [mass excess = -57883.483 ± 70.026 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
4700.000 ± 70.000 (keV)
Strong Gamma-rays from Decay of Tb-166 (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
----------------------------------------------------------
172.75 26. B-
857.0 19.24 B-
1039.8 25.22 B-
----------------------------------------------------------
*: 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- 25.1 S 21
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)
-----------------------------------------------------------
Tb-166 U-235 Thermal 1.537550e-09 9.840330e-10
Tb-166 U-235 Fast 3.193410e-09 2.043780e-09
Tb-166 U-235 High 1.451990e-06 9.292740e-07
Tb-166 U-238 Fast 9.873680e-08 6.319150e-08
Tb-166 U-238 High 2.342550e-06 1.499240e-06
Tb-166 Pu-239 Thermal 3.549440e-07 2.271640e-07
Tb-166 Pu-239 Fast 3.299460e-06 2.111660e-06
Tb-166 Pu-239 High 1.581030e-06 1.011860e-06
Tb-166 Pu-241 Thermal 1.370220e-09 8.769410e-10
Tb-166 Pu-241 Fast 2.638020e-06 1.688330e-06
-----------------------------------------------------------
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)
-----------------------------------------------------------
Tb-166 U-235 Thermal 3.219930e-09 1.453430e-09
Tb-166 U-235 Fast 9.136100e-09 5.847110e-09
Tb-166 U-235 High 1.733370e-06 1.107080e-06
Tb-166 U-238 Fast 5.642600e-07 3.609620e-07
Tb-166 U-238 High 6.125810e-06 1.407620e-06
Tb-166 Pu-239 Thermal 5.163130e-07 3.302360e-07
Tb-166 Pu-239 Fast 4.461990e-06 2.854350e-06
Tb-166 Pu-239 High 1.720690e-06 1.100800e-06
Tb-166 Pu-241 Thermal 4.070200e-09 2.598420e-09
Tb-166 Pu-241 Fast 5.821140e-06 3.724800e-06
-----------------------------------------------------------
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