41-Nb-104
Spin
Level energy(keV) Spin & Parity
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ground state (1+)
2.15000E+02
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)
103.922892491 ± 0.000003688 (amu) [mass excess = -71825.182 ± 3.436 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
8530.732 ± 9.311 (keV)
Strong Gamma-rays from Decay of Nb-104 (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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192.2 *500. B-
368.4 *100. B-
620.2 * 96. 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(%). ]
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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Nb-104 U-235 Thermal 1.418220e-03 9.076580e-04
Nb-104 U-235 Fast 1.589380e-03 1.017200e-03
Nb-104 U-235 High 1.324070e-03 8.474040e-04
Nb-104 U-238 Fast 6.395890e-03 4.093370e-03
Nb-104 U-238 High 3.390320e-03 2.169790e-03
Nb-104 Pu-239 Thermal 2.896340e-03 1.853660e-03
Nb-104 Pu-239 Fast 2.737820e-03 1.752200e-03
Nb-104 Pu-239 High 1.279200e-03 8.186850e-04
Nb-104 Pu-241 Thermal 7.641210e-03 4.890380e-03
Nb-104 Pu-241 Fast 6.046340e-03 3.869650e-03
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Nb-104m U-235 Thermal 4.277440e-03 2.737560e-03
Nb-104m U-235 Fast 5.537890e-03 3.544240e-03
Nb-104m U-235 High 7.503070e-03 4.801960e-03
Nb-104m U-238 Fast 2.228520e-02 1.426250e-02
Nb-104m U-238 High 1.921180e-02 1.229550e-02
Nb-104m Pu-239 Thermal 8.735530e-03 5.590740e-03
Nb-104m Pu-239 Fast 9.539390e-03 6.105200e-03
Nb-104m Pu-239 High 7.248790e-03 4.639210e-03
Nb-104m Pu-241 Thermal 2.304640e-02 1.474970e-02
Nb-104m Pu-241 Fast 2.106730e-02 1.348300e-02
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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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Nb-104 U-235 Thermal 2.253000e-03 1.441920e-03
Nb-104 U-235 Fast 2.753340e-03 1.762140e-03
Nb-104 U-235 High 2.098930e-03 1.341790e-03
Nb-104 U-238 Fast 1.669120e-02 1.067950e-02
Nb-104 U-238 High 8.142110e-03 5.206310e-03
Nb-104 Pu-239 Thermal 3.507180e-03 2.244590e-03
Nb-104 Pu-239 Fast 3.295850e-03 2.109340e-03
Nb-104 Pu-239 High 1.628620e-03 1.041490e-03
Nb-104 Pu-241 Thermal 1.038920e-02 6.647340e-03
Nb-104 Pu-241 Fast 9.071300e-03 5.805630e-03
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Nb-104m U-235 Thermal 4.277440e-03 2.737560e-03
Nb-104m U-235 Fast 5.537890e-03 3.544240e-03
Nb-104m U-235 High 7.503070e-03 4.794850e-03
Nb-104m U-238 Fast 2.228520e-02 1.425730e-02
Nb-104m U-238 High 1.921180e-02 1.228220e-02
Nb-104m Pu-239 Thermal 8.735530e-03 5.590740e-03
Nb-104m Pu-239 Fast 9.539390e-03 6.105200e-03
Nb-104m Pu-239 High 7.248790e-03 4.636210e-03
Nb-104m Pu-241 Thermal 2.304640e-02 1.474730e-02
Nb-104m Pu-241 Fast 2.106730e-02 1.348300e-02
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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