31-Ga-68
Spin
Level energy(keV) Spin & Parity
----------------------------------------
ground state 1+
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)
67.927980485 ± 0.000001618 (amu) [mass excess = -67085.746 ± 1.508 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-106.957 ± 2.407 (keV)
Strong Gamma-rays from Decay of Ga- 68 (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
----------------------------------------------------------
1077.34 3.22 EC
1261.08 0.09 EC
1883.16 0.14 EC
----------------------------------------------------------
*: 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
EC 67.71 M 9
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Ga- 69 (Z= 31, A= 69), MT= 16 (n,2n)
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)
-----------------------------------------------------------
Ga- 68 U-235 High 6.649120e-12 4.255430e-12
Ga- 68 U-238 High 5.115570e-13 3.273960e-13
Ga- 68 Pu-239 Thermal 2.029680e-14 1.298990e-14
Ga- 68 Pu-239 Fast 2.439610e-14 1.561340e-14
Ga- 68 Pu-239 High 2.221440e-11 1.421720e-11
Ga- 68 Pu-241 Thermal 4.623090e-15 3.698470e-15
Ga- 68 Pu-241 Fast 8.397940e-16 6.718350e-16
-----------------------------------------------------------
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)
-----------------------------------------------------------
Ga- 68 U-235 High 6.649120e-12 4.249130e-12
Ga- 68 U-238 High 5.115570e-13 3.270410e-13
Ga- 68 Pu-239 Thermal 2.029680e-14 1.298990e-14
Ga- 68 Pu-239 Fast 2.439610e-14 1.561340e-14
Ga- 68 Pu-239 High 2.221440e-11 1.420800e-11
Ga- 68 Pu-241 Thermal 4.623090e-15 3.698470e-15
Ga- 68 Pu-241 Fast 8.397940e-16 6.718350e-16
-----------------------------------------------------------
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