Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
18681Tl105   Thallium
J(π)=
T1/2=27.50 s
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -19.886613
(0.022356)		 -20.240 0.430
BE 1457.782 1458.136
BE/A 7.838 7.839
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= -0.094
β3= 0.000
β4= 0.003
β6= 0.000
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay5989.25
β- - decay-5204.68
β+ - decay7630.21
e-capture8652.21
1p - decay-1000.06
2p - decay-4145.90
1n - decay-8200.04
2n - decay-19155.99
2β- - decay-16760.15
β-,n-16416.67
β-,2n-24977.65
β-,d-16149.06
β-,t-18249.11
β-,α1265.24
β-,n,α-9721.66
EC,p4691.16
EC,2p2874.18
EC,α13856.67
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 374 keV
T1/2 = 2.90 s
IT
100%
α-energies
γ-energies
 
μ (nm) Q (b) E* (keV)
2.57(6)374
  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.