Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
12457La67   Lanthanum
J(π)=
T1/2=21.00 s
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -70.25861
(0.056669)		 -70.580 2.490
BE 1026.509 1026.830
BE/A 8.278 8.281
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.285
β3= 0.000
β4= 0.006
β6= -0.013
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay1205.13
β- - decay-5342.57
β+ - decay7809.13
e-capture8831.13
1p - decay-1892.66
2p - decay-6691.85
1n - decay-9678.91
2n - decay-21858.21
2β- - decay-17107.54
β-,n-18043.87
β-,2n-28527.17
β-,d-18851.28
β-,t-22938.37
β-,α-3794.84
β-,n,α-16164.69
EC,p3496.00
EC,2p518.33
EC,α9488.88
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 0+x keV
T1/2 = 29.21 s
β+, EC
100%
       
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.