33-As-85
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)
84.932163660 ± 0.000003304 (amu) [mass excess = -63189.143 ± 3.078 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
9224.492 ± 4.031 (keV)
Strong Gamma-rays from Decay of As- 85 (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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577.5 2.32 B-,N
667.1 16.29 B-,N
1455.1 38.61 B-,N
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461.5 0.7 B-
1111.5 3.48 B-
3749.4 0.78 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- 2.030 S 12
B-N 2.021 S 12
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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As- 85 U-235 Thermal 1.211780e-03 7.755400e-04
As- 85 U-235 Fast 2.066280e-03 1.322420e-03
As- 85 U-235 High 2.597310e-03 1.662280e-03
As- 85 U-238 Fast 3.774870e-03 2.415930e-03
As- 85 U-238 High 3.156890e-03 2.020410e-03
As- 85 Pu-239 Thermal 1.431470e-04 9.161440e-05
As- 85 Pu-239 Fast 4.184330e-04 2.677960e-04
As- 85 Pu-239 High 1.304600e-03 8.349410e-04
As- 85 Pu-241 Thermal 4.352010e-04 2.785280e-04
As- 85 Pu-241 Fast 8.642200e-04 5.531010e-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)
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As- 85 U-235 Thermal 2.046560e-03 1.309800e-03
As- 85 U-235 Fast 2.110140e-03 1.350490e-03
As- 85 U-235 High 2.668260e-03 1.703050e-03
As- 85 U-238 Fast 4.033490e-03 2.573270e-03
As- 85 U-238 High 3.294510e-03 2.102320e-03
As- 85 Pu-239 Thermal 1.441200e-04 6.484420e-05
As- 85 Pu-239 Fast 4.228920e-04 2.705550e-04
As- 85 Pu-239 High 1.342820e-03 8.577060e-04
As- 85 Pu-241 Thermal 4.402420e-04 2.815550e-04
As- 85 Pu-241 Fast 8.853450e-04 5.664130e-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