Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
4820Ca28   Calcium
J(π)=0+
T1/2=1.90e+19 y
Abundance: 0.187% 21
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -44.224759
(0.00012)		 -43.710 -0.110
BE 416.001 415.486
BE/A 8.667 8.656
<R2ch>1/2 = 3.4779 ± 0.0019 fm [3]
Charge-density Distribution [6]

β2= 0.000
β3= 0.000
β4= 0.000
β6= 0.000
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-13976.40
β- - decay278.70
β+ - decay-12962.32
e-capture-11940.32
1p - decay-15801.78
2p - decay-29072.00
1n - decay-9952.61
2n - decay-17228.96
2β- - decay4267.05
β-,n-7960.39
β-,2n-18606.82
β-,d-14222.03
β-,t-18362.37
β-,α-10868.13
β-,n,α-18145.53
EC,p-26302.78
EC,2p-44992.46
EC,α-26039.96
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 24200 keV
T1/2 = -1
n
100%
  
σ (b)
Capture 1.09
 
B(E2)↑ = 0.0092 ( +12) e2b2,    β 0  = 0.1054 ( +70)
 -52 -29

B(E3)↑ = 0.0083 ( 20) e2b3,    β 0  = 0.23 (0)
3

  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.