66-Dy-159
Spin
Level energy(keV) Spin & Parity
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ground state 3/2-
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)
158.925746958 ± 0.000002187 (amu) [mass excess = -69166.263 ± 2.037 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-1837.600 ± 2.683 (keV)
Strong Gamma-rays from Decay of Dy-159 (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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113. 20.7 IT
117. 26.45 IT
120.4 19.55 IT
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58.0 2.22 EC
79.4 5.E-04 EC
348.1 9.E-04 EC
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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
EC 144.4 D 2
Cross Sections (taken from JENDL-4.0)
Table of cross sections, Dy-159.
Figures of cross sections, Dy-159: type-1: type-2: type-3.
type-1: total, elastic and inelastic scattering, capture and fision cross sections
type-2: same as type-1 but cross sections are averaged in 70 energy group intervals
type-3: threshold reaction cross sections
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Dy-158 (Z= 66, A=158), MT=102 (n,γ)
Dy-159 (Z= 66, A=159), MT= 2 (Elastic scattering)
Dy-159 (Z= 66, A=159), MT= 4 (Inelastic scattering)
Dy-160 (Z= 66, A=160), MT= 16 (n,2n)
Dy-161 (Z= 66, A=161), MT= 17 (n,3n)
Er-162 (Z= 68, A=162), MT=107 (n,α)
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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Dy-159 U-235 High 4.365990e-10 2.794230e-10
Dy-159 U-238 High 7.758450e-14 4.965410e-14
Dy-159 Pu-239 Thermal 2.589590e-12 1.657340e-12
Dy-159 Pu-239 Fast 1.119820e-11 7.166840e-12
Dy-159 Pu-239 High 7.694990e-08 4.924790e-08
Dy-159 Pu-241 Fast 4.636510e-14 2.967370e-14
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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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Dy-159 U-235 High 4.365990e-10 2.790090e-10
Dy-159 U-238 High 7.758450e-14 4.960030e-14
Dy-159 Pu-239 Thermal 2.589590e-12 1.657340e-12
Dy-159 Pu-239 Fast 1.119820e-11 7.166840e-12
Dy-159 Pu-239 High 7.694990e-08 4.924790e-08
Dy-159 Pu-241 Fast 4.636510e-14 2.967370e-14
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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