Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
8234Se48   Selenium
J(π)=0+
T1/2=stable
Abundance: 8.73% 22
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -77.593919
(0.001412)		 -77.760 0.750
BE 712.842 713.008
BE/A 8.693 8.695
<R2ch>1/2 = 4.14 ± 0.0019 fm [3]
Charge-density Distribution [6]

β2= 0.152
β3= 0.000
β4= -0.053
β6= 0.012
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-8156.77
β- - decay-96.61
β+ - decay-8512.87
e-capture-7490.87
1p - decay-12349.61
2p - decay-22636.61
1n - decay-9276.21
2n - decay-15977.04
2β- - decay2996.47
β-,n-7689.53
β-,2n-17847.47
β-,d-12970.11
β-,t-16626.26
β-,α-7201.82
β-,n,α-14173.77
EC,p-18591.27
EC,2p-32948.29
EC,α-16312.90
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 3518.5 keV
T1/2 = 6.60 ns
IT
100%
  
σ (b)
Capture 0.04
Scattering 5.00
 
μ (nm) Q (b) E* (keV)
2.3(15)1735
+0.9(3)654
+0.99(6)654
-0.22(7)654
B(E2)↑ = 0.183 ( 10) e2b2,    β 0  = 0.1939 (53)
2

B(E3)↑ = 0.028 ( 10) e2b3,    β 0  = 0.145 (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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.