49-In-121
Spin
Level energy(keV) Spin & Parity
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ground state 9/2+
3.13690E+02 1/2-
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)
120.907851062 ± 0.000029430 (amu) [mass excess = -85836.183 ± 27.415 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
3361.303 ± 27.409 (keV)
Strong Gamma-rays from Decay of In-121 (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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313.6 0.48 IT
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261.96 7.9 B-
657.32 7.1 B-
925.57 87. B-
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60.1 ~ 20.55 B-
1041.2 1.13 B-
1102.2 0.92 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- 23.1 S 6
B- 3.88 M 10
IT 3.88 M 10
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Sn-122 (Z= 50, A=122), MT= 28 (n,np)
Sn-122 (Z= 50, A=122), MT=104 (n,d)
Sn-123 (Z= 50, A=123), MT= 32 (n,nd)
Sn-123 (Z= 50, A=123), MT=105 (n,t)
Sb-124 (Z= 51, A=124), MT=107 (n,α)
Sb-125 (Z= 51, A=125), MT= 22 (n,nα)
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-121 U-235 Thermal 2.266750e-05 7.253570e-06
In-121 U-235 Fast 4.117380e-05 2.635130e-05
In-121 U-235 High 1.073110e-03 6.867900e-04
In-121 U-238 Fast 7.191160e-06 4.602340e-06
In-121 U-238 High 1.441640e-04 9.226490e-05
In-121 Pu-239 Thermal 9.830960e-05 6.291810e-05
In-121 Pu-239 Fast 1.719130e-04 1.100240e-04
In-121 Pu-239 High 3.842180e-03 2.458990e-03
In-121 Pu-241 Thermal 2.223620e-05 1.423110e-05
In-121 Pu-241 Fast 8.608060e-05 5.509160e-05
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In-121m U-235 Thermal 5.248130e-06 3.358800e-06
In-121m U-235 Fast 8.313950e-06 5.320920e-06
In-121m U-235 High 1.353470e-04 8.662230e-05
In-121m U-238 Fast 1.452060e-06 9.293190e-07
In-121m U-238 High 1.818290e-05 1.163700e-05
In-121m Pu-239 Thermal 2.276130e-05 1.456720e-05
In-121m Pu-239 Fast 3.471330e-05 2.221650e-05
In-121m Pu-239 High 4.845990e-04 3.101430e-04
In-121m Pu-241 Thermal 5.148270e-06 3.294900e-06
In-121m Pu-241 Fast 1.738160e-05 1.112430e-05
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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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In-121 U-235 Thermal 7.440970e-05 4.093760e-05
In-121 U-235 Fast 2.400800e-04 1.297150e-04
In-121 U-235 High 5.677200e-03 3.063310e-03
In-121 U-238 Fast 1.288760e-04 6.947280e-05
In-121 U-238 High 2.505340e-03 1.364220e-03
In-121 Pu-239 Thermal 2.589000e-04 1.438010e-04
In-121 Pu-239 Fast 4.492990e-04 2.475470e-04
In-121 Pu-239 High 1.017710e-02 5.520990e-03
In-121 Pu-241 Thermal 1.466760e-04 7.949930e-05
In-121 Pu-241 Fast 5.491880e-04 2.965150e-04
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In-121m U-235 Thermal 5.261620e-05 3.367430e-05
In-121m U-235 Fast 1.276520e-04 8.169750e-05
In-121m U-235 High 4.905220e-03 3.139350e-03
In-121m U-238 Fast 2.432630e-04 1.556880e-04
In-121m U-238 High 5.904350e-03 3.778780e-03
In-121m Pu-239 Thermal 1.128540e-04 7.222700e-05
In-121m Pu-239 Fast 1.686160e-04 1.079140e-04
In-121m Pu-239 High 3.958770e-03 2.533610e-03
In-121m Pu-241 Thermal 1.131320e-04 7.240430e-05
In-121m Pu-241 Fast 3.686060e-04 2.359080e-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