Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
4619K27   Potassium
J(π)=(2-)
T1/2=1.75 m
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -35.413924
(0.000727)		 -35.220 1.490
BE 391.830 391.636
BE/A 8.518 8.514
<R2ch>1/2 = 3.4424 ± 0.0034 fm [3]
Charge-density Distribution [6]

β2= 0.064
β3= 0.000
β4= -0.010
β6= -0.001
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-12925.83
β- - decay7724.51
β+ - decay-6705.20
e-capture-5683.20
1p - decay-12932.13
2p - decay-29382.19
1n - decay-6869.59
2n - decay-15775.03
2β- - decay6346.65
β-,n-2673.04
β-,2n-10087.83
β-,d-12768.10
β-,t-13788.30
β-,α-3416.11
β-,n,α-12842.58
EC,p-24343.21
EC,2p-40787.73
EC,α-20201.11
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)
-1.051(6)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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.