Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
23090Th140   Thorium
J(π)=0+
T1/2=7.54e+4 y
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess 30.864244
(0.001757)		 31.360 -0.270
BE 1755.128 1754.632
BE/A 7.631 7.629
<R2ch>1/2 = 5.767 ± 0.0131 fm [3]
Charge-density Distribution [6]

β2= 0.195
β3= 0.000
β4= 0.114
β6= 0.022
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay4769.77
β- - decay-1310.50
β+ - decay-3996.17
e-capture-2974.17
1p - decay-7122.96
2p - decay-12655.95
1n - decay-6793.83
2n - decay-12050.68
2β- - decay-750.68
β-,n-7105.40
β-,2n-14202.77
β-,d-9043.74
β-,t-9891.84
β-,α4128.89
β-,n,α-1270.51
EC,p-8973.30
EC,2p-17082.86
EC,α898.76
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
α-energies
γ-energies
σ (b)
Capture 23.00
Fission 0.00
 
B(E2)↑ = 8.14 ( 21) e2b2,    β 0  = 0.2456 (32)
2

B(E3)↑ = 0.64 ( 6) e2b3,    β 0  = 0.094 (0)
3

  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.