49-In-131
Spin
Level energy(keV) Spin & Parity
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ground state (9/2+)
3.63000E+02 (1/2-)
4.27000E+03 (19/2+ TO 21/2+)
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)
130.926971529 ± 0.000002871 (amu) [mass excess = -68025.582 ± 2.675 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
9246.546 ± 6.512 (keV)
Strong Gamma-rays from Decay of In-131 (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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331.72 3.6 B-
1654.55 0.24 B-
4429.6 0.06 B-
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2434.12 90. B-
3989.9 3.5 B-
4487.00 2.8 B-
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173.19 38. B-
284.67 36. B-
4273.20 87. 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- 0.28 S 3
B- 0.32 S 6
B- 0.35 S 5
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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In-131 U-235 Thermal 6.472660e-05 4.142500e-05
In-131 U-235 Fast 2.082750e-04 1.332960e-04
In-131 U-235 High 3.163220e-05 2.024460e-05
In-131 U-238 Fast 1.491080e-04 9.542920e-05
In-131 U-238 High 2.606720e-04 1.668300e-04
In-131 Pu-239 Thermal 4.865540e-05 3.113950e-05
In-131 Pu-239 Fast 5.214990e-05 3.337600e-05
In-131 Pu-239 High 1.210010e-05 7.744040e-06
In-131 Pu-241 Thermal 1.723390e-04 1.102970e-04
In-131 Pu-241 Fast 2.136550e-04 1.367390e-04
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In-131m U-235 Thermal 1.498810e-05 9.592410e-06
In-131m U-235 Thermal 7.785600e-05 6.228480e-05
In-131m U-235 Fast 4.195470e-05 2.685100e-05
In-131m U-235 Fast 1.699000e-04 1.359200e-04
In-131m U-235 High 3.945050e-06 2.524840e-06
In-131m U-235 High 3.454290e-05 2.763430e-05
In-131m U-238 Fast 3.003620e-05 1.922320e-05
In-131m U-238 Fast 1.007030e-04 8.056220e-05
In-131m U-238 High 3.251010e-05 2.080650e-05
In-131m U-238 High 2.795090e-04 2.236070e-04
In-131m Pu-239 Thermal 1.126670e-05 7.210680e-06
In-131m Pu-239 Thermal 2.856090e-05 2.284880e-05
In-131m Pu-239 Fast 1.050500e-05 6.723220e-06
In-131m Pu-239 Fast 3.588450e-05 2.870760e-05
In-131m Pu-239 High 1.509080e-06 9.658100e-07
In-131m Pu-239 High 1.391810e-05 1.113450e-05
In-131m Pu-241 Thermal 3.990710e-05 2.554050e-05
In-131m Pu-241 Thermal 8.543040e-05 6.834430e-05
In-131m Pu-241 Fast 4.303840e-05 2.754450e-05
In-131m Pu-241 Fast 1.538620e-04 1.230890e-04
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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)
-----------------------------------------------------------
In-131 U-235 Thermal 2.022980e-04 9.975950e-05
In-131 U-235 Fast 2.092510e-04 1.339210e-04
In-131 U-235 High 3.177030e-05 2.033300e-05
In-131 U-238 Fast 1.491110e-04 9.543090e-05
In-131 U-238 High 2.631850e-04 1.684380e-04
In-131 Pu-239 Thermal 4.874880e-05 3.119920e-05
In-131 Pu-239 Fast 5.226590e-05 3.345020e-05
In-131 Pu-239 High 1.214860e-05 7.775100e-06
In-131 Pu-241 Thermal 1.728990e-04 1.106560e-04
In-131 Pu-241 Fast 2.146410e-04 1.373700e-04
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In-131m U-235 Thermal 1.498810e-05 9.592410e-06
In-131m U-235 Thermal 7.785600e-05 6.228480e-05
In-131m U-235 Fast 4.195470e-05 2.685100e-05
In-131m U-235 Fast 1.699000e-04 1.359200e-04
In-131m U-235 High 3.945050e-06 2.521100e-06
In-131m U-235 High 3.454290e-05 2.763430e-05
In-131m U-238 Fast 3.003620e-05 1.921610e-05
In-131m U-238 Fast 1.007030e-04 8.056220e-05
In-131m U-238 High 3.251010e-05 2.078400e-05
In-131m U-238 High 2.795090e-04 2.236070e-04
In-131m Pu-239 Thermal 1.126670e-05 7.210680e-06
In-131m Pu-239 Thermal 2.856090e-05 2.284880e-05
In-131m Pu-239 Fast 1.050500e-05 6.723220e-06
In-131m Pu-239 Fast 3.588450e-05 2.870760e-05
In-131m Pu-239 High 1.509080e-06 9.651850e-07
In-131m Pu-239 High 1.391810e-05 1.113450e-05
In-131m Pu-241 Thermal 3.990710e-05 2.553640e-05
In-131m Pu-241 Thermal 8.543040e-05 6.834430e-05
In-131m Pu-241 Fast 4.303840e-05 2.754450e-05
In-131m Pu-241 Fast 1.538620e-04 1.230890e-04
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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