Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
15867Ho91   Holmium
J(π)=5+
T1/2=11.30 m
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess -66.186403
(0.027156)
-66.910 1.480
BE 1289.038 1289.761
BE/A 8.158 8.163
<R2ch>1/2 = 5.1571 ± 0.0316 fm [3]
Charge-density Distribution [6]

β2= 0.249
β3= 0.000
β4= 0.048
β6= -0.002
Excited States[1]
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Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay1544.38
β- - decay-882.56
β+ - decay3197.72
e-capture4219.72
1p - decay-4051.77
2p - decay-10674.31
1n - decay-7427.13
2n - decay-16850.67
- - decay-7483.14
β-,n-10868.25
β-,2n-18118.58
β-,d-13843.73
β-,t-15097.01
β-1782.41
β-,n,α-7539.98
EC,p-2712.66
EC,2p-8230.16
EC,α5094.00
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 67.199 keV
T1/2 = 28.00 m
β+, EC
19%
IT
81%
E = 180 keV
T1/2 = 21.30 m
β+, EC
93%
IT
7%
γ-energies
 
μ (nm) Q (b) E* (keV)
+1.66(17)67.2
+4.2(4)0
+3.77(3)0
+2.44(3)67.2
  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.