Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
14063Eu77   Europium
J(π)=1+
T1/2=1.51 s
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -66.985934
(0.051538)		 -66.940 1.610
BE 1147.683 1147.637
BE/A 8.198 8.197
<R2ch>1/2 = 4.9695 ± 0.0091 fm [3]
Charge-density Distribution [6]

β2= 0.196
β3= 0.000
β4= -0.036
β6= 0.012
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay1769.67
β- - decay-5203.63
β+ - decay7447.96
e-capture8469.96
1p - decay-1894.72
2p - decay-6623.45
1n - decay-9659.19
2n - decay-21378.86
2β- - decay-16503.59
β-,n-17425.20
β-,2n-27471.50
β-,d-18371.93
β-,t-21816.70
β-,α-2599.91
β-,n,α-14624.88
EC,p3225.64
EC,2p454.34
EC,α9788.42
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 0+x keV
T1/2 = 125.00 ms
IT
100%		β+, EC
1%
β+ endpoint energies
γ-energies
 
μ (nm) Q (b) E* (keV)
+0.31(4)0+x
+1.365(13)0+x
  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.