39-Y-100
Spin
Level energy(keV) Spin & Parity
----------------------------------------
ground state 1-,2-
1.45000E+02 (3,4,5)
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)
99.927714692 ± 0.000012198 (amu) [mass excess = -67333.330 ± 11.363 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
9048.641 ± 13.838 (keV)
Strong Gamma-rays from Decay of Y-100 (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
----------------------------------------------------------
121.82 * 0.01 B-,N
118.59 15.4 B-
212.53 73. B-
665.98 7.74 B-
----------------------------------------------------------
212.53 83.72 B-
351.96 26. B-
665.8 10.4 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- 735 MS 7
B- 0.94 S 3
B-N 735 MS 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)
-----------------------------------------------------------
Y-100 U-235 Thermal 1.308910e-04 8.377010e-05
Y-100 U-235 Fast 1.582280e-04 1.012660e-04
Y-100 U-235 High 3.513260e-05 2.248490e-05
Y-100 U-238 Fast 5.335140e-04 1.707240e-04
Y-100 U-238 High 1.353190e-04 4.330210e-05
Y-100 Pu-239 Thermal 7.963600e-05 5.096690e-05
Y-100 Pu-239 Fast 8.009280e-05 5.125930e-05
Y-100 Pu-239 High 2.672730e-05 1.710550e-05
Y-100 Pu-241 Thermal 2.491410e-04 7.972500e-05
Y-100 Pu-241 Fast 1.925150e-04 6.160520e-05
-----------------------------------------------------------
Y-100m U-235 Thermal 8.611290e-03 6.889030e-03
Y-100m U-235 Fast 1.215730e-02 9.725810e-03
Y-100m U-235 High 3.947840e-03 3.158270e-03
Y-100m U-238 Fast 2.785660e-02 2.228530e-02
Y-100m U-238 High 1.506610e-02 1.205290e-02
Y-100m Pu-239 Thermal 4.019220e-03 3.215370e-03
Y-100m Pu-239 Fast 4.845090e-03 3.876070e-03
Y-100m Pu-239 High 3.018770e-03 2.415020e-03
Y-100m Pu-241 Thermal 1.035750e-02 8.286000e-03
Y-100m Pu-241 Fast 1.204040e-02 9.632340e-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)
-----------------------------------------------------------
Y-100 U-235 Thermal 5.355920e-04 3.427790e-04
Y-100 U-235 Fast 5.107910e-04 2.298560e-04
Y-100 U-235 High 1.378010e-04 8.819270e-05
Y-100 U-238 Fast 3.561560e-03 8.191600e-04
Y-100 U-238 High 1.196920e-03 2.752910e-04
Y-100 Pu-239 Thermal 1.467510e-04 9.392060e-05
Y-100 Pu-239 Fast 1.470130e-04 9.408850e-05
Y-100 Pu-239 High 9.201910e-05 5.889220e-05
Y-100 Pu-241 Thermal 4.948390e-04 1.138130e-04
Y-100 Pu-241 Fast 5.825140e-04 1.339790e-04
-----------------------------------------------------------
Y-100m U-235 Thermal 8.612350e-03 6.889030e-03
Y-100m U-235 Fast 1.215790e-02 9.725810e-03
Y-100m U-235 High 3.948120e-03 3.158270e-03
Y-100m U-238 Fast 2.786800e-02 2.228530e-02
Y-100m U-238 High 1.507140e-02 1.205290e-02
Y-100m Pu-239 Thermal 4.019290e-03 3.215370e-03
Y-100m Pu-239 Fast 4.845200e-03 3.876070e-03
Y-100m Pu-239 High 3.018950e-03 2.415020e-03
Y-100m Pu-241 Thermal 1.035810e-02 8.286000e-03
Y-100m Pu-241 Fast 1.204150e-02 9.632340e-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