Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
14455Cs89   Cesium
J(π)=1(-)
T1/2=994.00 ms
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess -63.270507
(0.025247)
-62.990 -0.770
BE 1182.511 1182.231
BE/A 8.212 8.210
<R2ch>1/2 = 4.9055 ± 0.0161 fm [3]
Charge-density Distribution [6]

β2= 0.163
β3= -0.124
β4= 0.074
β6= -0.004
Excited States[1]
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Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-2099.52
β- - decay8496.61
β+ - decay-7420.25
e-capture-6398.25
1p - decay-10356.63
2p - decay-23078.52
1n - decay-3668.14
2n - decay-8895.28
- - decay11579.22
β-,n2595.29
β-,2n-1570.34
β-,d-5888.34
β-,t-3743.13
β-7291.08
β-,n,α1877.90
EC,p-19932.54
EC,2p-31478.54
EC,α-9338.72
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
   
μ (nm) Q (b) E* (keV)
+0.29(2)0
-0.546(3)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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.