Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
15968Er91   Erbium
J(π)=3/2-
T1/2=36.00 m
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -64.560163
(0.003918)		 -64.960 1.740
BE 1294.700 1295.100
BE/A 8.143 8.145
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.238
β3= 0.000
β4= 0.034
β6= -0.005
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay2169.90
β- - decay-3989.73
β+ - decay1746.47
e-capture2768.47
1p - decay-5662.76
2p - decay-9714.53
1n - decay-7327.66
2n - decay-17313.35
2β- - decay-8721.33
β-,n-13928.23
β-,2n-21966.55
β-,d-14306.41
β-,t-15299.54
β-,α-945.88
β-,n,α-10417.01
EC,p-1443.04
EC,2p-8375.42
EC,α4264.37
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
γ-energies
 
μ (nm) Q (b) E* (keV)
+1.17(1)0
-0.305(2)0
<0.74784
  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.