Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
20881Tl127   Thallium
J(π)=5+
T1/2=3.05 m
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess -16.749192
(0.001977)
-16.340 -11.510
BE 1632.213 1631.804
BE/A 7.847 7.845
<R2ch>1/2 = 5.4946 ± 0.0028 fm [3]
Charge-density Distribution [6]

β2= -0.011
β3= 0.000
β4= 0.000
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 - decay1475.91
β- - decay4998.92
β+ - decay-4505.82
e-capture-3483.82
1p - decay-7550.75
2p - decay-17112.19
1n - decay-3787.09
2n - decay-10638.95
- - decay2120.59
β-,n-2368.93
β-,2n-9106.69
β-,d-7632.01
β-,t-7878.61
β-5516.14
β-,n,α-1976.57
EC,p-13233.23
EC,2p-21695.23
EC,α-1252.13
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
β- endpoint energies
γ-energies
 
μ (nm) Q (b) E* (keV)
+0.292(13)0
  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.