Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
21083Bi127   Bismuth
J(π)=1-
T1/2=5.01 d
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess -14.791467
(0.001446)
-14.060 -10.690
BE 1644.834 1644.102
BE/A 7.833 7.829
<R2ch>1/2 = 5.53 ± 0.0904 fm [3]
Charge-density Distribution [6]

β2= -0.021
β3= 0.000
β4= 0.012
β6= 0.000
Excited States[1]
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Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay5036.48
β- - decay1161.26
β+ - decay-1085.52
e-capture-63.52
1p - decay-4466.35
2p - decay-12620.27
1n - decay-4604.62
2n - decay-12064.36
- - decay-2819.74
β-,n-6497.16
β-,2n-13464.88
β-,d-9057.42
β-,t-9687.12
β-6568.73
β-,n,α-1517.92
EC,p-8442.83
EC,2p-16104.10
EC,α3728.80
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 271.31 keV
T1/2 = 3.04e+6 y
α
100%
α-energies
β- endpoint energies
γ-energies
σ (b)
Capture 0.05
 
μ (nm) Q (b) E* (keV)
-0.66(7)271
+0.190(6)0
-0.04451(6)0
+2.73(4)271
+2.11(5)433
+1.53(5)439
  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.