Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
13457La77   Lanthanum
J(π)=1+
T1/2=6.45 m
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -85.21865
(0.01993)		 -84.730 0.830
BE 1122.182 1121.693
BE/A 8.374 8.371
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.151
β3= 0.000
β4= -0.016
β6= -0.003
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-743.81
β- - decay-385.73
β+ - decay2709.37
e-capture3731.37
1p - decay-4954.06
2p - decay-12640.40
1n - decay-7795.57
2n - decay-17637.62
2β- - decay-6690.59
β-,n-10871.70
β-,2n-18890.25
β-,d-14630.68
β-,t-16399.16
β-,α-381.78
β-,n,α-10651.53
EC,p-4436.75
EC,2p-10517.72
EC,α2236.88
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 336.44 keV
T1/2 = 29.00 µs
IT
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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.