Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
23289Ac143   Actinium
J(π)=(1+)
T1/2=1.98 m
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess 39.154419
(0.013041)
39.300 -0.500
BE 1763.762 1763.617
BE/A 7.602 7.602
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.215
β3= 0.000
β4= 0.106
β6= 0.001
Excited States[1]
click on a plot to process it
Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay3360.45
β- - decay3705.74
β+ - decay-2364.57
e-capture-1342.57
1p - decay-6351.07
2p - decay-14934.16
1n - decay-4679.73
2n - decay-10826.56
- - decay3206.52
β-,n-2734.39
β-,2n-7852.39
β-,d-7819.63
β-,t-6493.55
β-7787.36
β-,n,α1478.80
EC,p-10199.02
EC,2p-17471.62
EC,α1486.02
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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.