36-Kr-89
Spin
Level energy(keV) Spin & Parity
----------------------------------------
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)
88.917835451 ± 0.000002300 (amu) [mass excess = -76535.784 ± 2.142 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
5176.454 ± 5.867 (keV)
Strong Gamma-rays from Decay of Kr- 89 (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
----------------------------------------------------------
220.95 20.1 B-
586.03 16.68 B-
904.27 7.22 B-
----------------------------------------------------------
*: 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- 3.15 M 4
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)
-----------------------------------------------------------
Kr- 89 U-235 Thermal 3.433230e-02 4.806520e-04
Kr- 89 U-235 Fast 2.552280e-02 2.041820e-03
Kr- 89 U-235 High 2.282280e-02 2.510510e-03
Kr- 89 U-238 Fast 6.463680e-03 2.908660e-03
Kr- 89 U-238 High 1.264270e-02 1.390700e-03
Kr- 89 Pu-239 Thermal 1.100090e-02 2.200180e-04
Kr- 89 Pu-239 Fast 1.136650e-02 1.818640e-03
Kr- 89 Pu-239 High 1.148070e-02 2.640580e-03
Kr- 89 Pu-241 Thermal 7.259570e-03 5.807660e-04
Kr- 89 Pu-241 Fast 7.290280e-03 4.665780e-03
-----------------------------------------------------------
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)
-----------------------------------------------------------
Kr- 89 U-235 Thermal 4.503290e-02 6.358080e-04
Kr- 89 U-235 Fast 3.974020e-02 8.015250e-04
Kr- 89 U-235 High 3.517400e-02 9.846200e-04
Kr- 89 U-238 Fast 2.673100e-02 5.345310e-04
Kr- 89 U-238 High 2.812080e-02 5.625670e-04
Kr- 89 Pu-239 Thermal 1.452510e-02 2.034070e-04
Kr- 89 Pu-239 Fast 1.450250e-02 5.803350e-04
Kr- 89 Pu-239 High 1.582780e-02 4.430520e-04
Kr- 89 Pu-241 Thermal 1.148170e-02 4.592480e-04
Kr- 89 Pu-241 Fast 1.226230e-02 3.928000e-03
-----------------------------------------------------------
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