Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
4221Sc21   Scandium
J(π)=0+
T1/2=680.79 ms
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -32.121143
(0.000169)		 -32.810 3.090
BE 354.687 355.376
BE/A 8.445 8.461
<R2ch>1/2 = 3.5702 ± 0.0238 fm [3]
Charge-density Distribution [6]

β2= -0.063
β3= 0.000
β4= 0.013
β6= -0.030
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-5745.29
β- - decay-7016.45
β+ - decay5404.06
e-capture6426.06
1p - decay-4272.26
2p - decay-13163.65
1n - decay-11550.03
2n - decay-27740.41
2β- - decay-24501.07
β-,n-24494.87
β-,2n-39413.32
β-,d-24733.47
β-,t-32898.20
β-,α-12487.51
β-,n,α-29481.24
EC,p-3850.63
EC,2p-11659.28
EC,α168.74
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 616.28 keV
T1/2 = 1.03 m
β+, EC
100%
β+ endpoint energies
γ-energies
    
[1] National Nuclear Data Center, Evaluated Nuclear Structure Data File, https://www.nndc.bnl.gov/ensdf/.
[2] M. Wang, G. Audi, A.H. Wapstra, F.G. Kondev, M. MacCormick, X. Xu, and B. Pfeiffer, Chinese Physics C, 2012, vol. 36, pp. 1603-2014.
[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.
[4] P. Möller, A.J. Sierk, T. Ichikawa, H. Sagawa, Atomic Data and Nuclear Data Tables, 2016, vol. 109-110, pp. 1-204.
[5] N.J. Stone, https://www-nds.iaea.org/publications/indc/indc-nds-0658/; Atomic Data and Nuclear Data Tables, 2016, vol. 111-112, pp. 1–28.
[6] H. de Vries, C.W. de Jager, C. de Vries, Atomic Data and Nuclear Data Tables, 1987, vol. 36, pp. 495-536.
[7] B. Pritychenko, M. Birch, B. Singh, M. Horoi, Atomic Data and Nuclear Data Tables, 2016, vol. 107, pp. 1–139; 2017, vol. 114, pp. 371–374.
[8] T. Kibedi and R.H. Spear, Atomic Data and Nuclear Data Tables, 2002, vol. 80, pp. 35-82.