26-Fe-69
Spin
Level energy(keV) Spin & Parity
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ground state 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)
68.958070 ± 0.000430 (amu) [mass excess = -39058 ± 401 (keV) ]
[These values were derived from systematical trend]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
11112 ± 444 (keV) [derived from systematical trend]
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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Fe- 69 U-235 Thermal 1.218060e-10 7.795590e-11
Fe- 69 U-235 Fast 9.550290e-10 6.112190e-10
Fe- 69 U-235 High 2.353220e-07 1.506060e-07
Fe- 69 U-238 Fast 1.440540e-08 9.219440e-09
Fe- 69 U-238 High 8.349100e-08 5.343420e-08
Fe- 69 Pu-239 Thermal 5.869080e-11 3.756200e-11
Fe- 69 Pu-239 Fast 8.498620e-10 5.439120e-10
Fe- 69 Pu-239 High 3.572320e-08 2.286280e-08
Fe- 69 Pu-241 Thermal 4.520730e-11 2.893270e-11
Fe- 69 Pu-241 Fast 7.174600e-10 4.591750e-10
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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)
-----------------------------------------------------------
Fe- 69 U-235 Thermal 1.218860e-10 7.800720e-11
Fe- 69 U-235 Fast 9.559190e-10 6.117880e-10
Fe- 69 U-235 High 2.368840e-07 1.516060e-07
Fe- 69 U-238 Fast 1.446570e-08 9.258040e-09
Fe- 69 U-238 High 8.388440e-08 5.363230e-08
Fe- 69 Pu-239 Thermal 5.871750e-11 3.756750e-11
Fe- 69 Pu-239 Fast 8.504920e-10 5.439900e-10
Fe- 69 Pu-239 High 3.594730e-08 2.300630e-08
Fe- 69 Pu-241 Thermal 4.522380e-11 2.892800e-11
Fe- 69 Pu-241 Fast 7.181980e-10 4.596470e-10
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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