Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
17268Er104   Erbium
J(π)=0+
T1/2=2.05 d
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -56.484065
(0.004407)		 -56.770 -1.190
BE 1391.551 1391.837
BE/A 8.090 8.092
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.300
β3= 0.000
β4= -0.039
β6= -0.026
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-348.99
β- - decay890.86
β+ - decay-6022.10
e-capture-5000.10
1p - decay-9253.67
2p - decay-17399.07
1n - decay-6835.97
2n - decay-12517.57
2β- - decay2772.18
β-,n-5343.86
β-,2n-12830.34
β-,d-9510.64
β-,t-10511.19
β-,α1151.78
β-,n,α-4699.19
EC,p-13584.10
EC,2p-24338.10
EC,α-6186.00
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.