Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
5119K32   Potassium
J(π)=(1/2+,3/2+)
T1/2=365.00 ms
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess -22.516039
(0.01307)
-19.520 2.170
BE 419.289 416.293
BE/A 8.221 8.163
<R2ch>1/2 = 3.5201 ± 0.0091 fm [3]
Charge-density Distribution [6]

β2= -0.084
β3= 0.000
β4= -0.009
β6= 0.010
Excited States[1]
click on a plot to process it
Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-14843.94
β- - decay13822.53
β+ - decay-17670.07
e-capture-16648.07
1p - decay-16885.04
2p - decay-38240.04
1n - decay-4859.49
2n - decay-9047.15
- - decay20712.85
β-,n9001.92
β-,2n2641.29
β-,d-6040.21
β-,t-5181.33
β-270.11
β-,n,α-3281.44
EC,p-38235.07
EC,2p-58297.07
EC,α-32345.97
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)
+0.513(2)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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.