21-Sc-49
Spin
Level energy(keV) Spin & Parity
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ground state 7/2-
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)
48.950014629 ± 0.000002898 (amu) [mass excess = -46561.073 ± 2.700 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
2001.737 ± 2.710 (keV)
Strong Gamma-rays from Decay of Sc- 49 (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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1622.6 0.01 B-
1761.9 0.05 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- 57.18 M 13
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Ti- 49 (Z= 22, A= 49), MT=103 (n,p)
Ti- 50 (Z= 22, A= 50), MT= 28 (n,np)
Ti- 50 (Z= 22, A= 50), MT=104 (n,d)
V - 50 (Z= 23, A= 50), MT=111 (n,2p)
V - 51 (Z= 23, A= 51), MT=106 (n,3He)
Cr- 53 (Z= 24, A= 53), MT=112 (n,pα)