Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
19477Ir117   Iridium
J(π)=1-
T1/2=19.28 h
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess -32.533791
(0.001935)
-32.450 -4.310
BE 1538.129 1538.045
BE/A 7.928 7.928
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.153
β3= 0.000
β4= -0.078
β6= 0.019
Excited States[1]
click on a plot to process it
Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay676.30
β- - decay2228.81
β+ - decay-1118.64
e-capture-96.64
1p - decay-6426.75
2p - decay-15522.97
1n - decay-6066.77
2n - decay-13838.75
- - decay-320.57
β-,n-6123.37
β-,2n-12384.18
β-,d-10831.81
β-,t-10772.72
β-3750.79
β-,n,α-4041.49
EC,p-9587.46
EC,2p-17462.83
EC,α-577.83
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 147.072 keV
T1/2 = 31.85 ms
IT
100%
E = 190 keV
T1/2 = 171.00 d
β-
100%
β- endpoint energies
γ-energies
 
μ (nm) Q (b) E* (keV)
+0.339(12)0
0.39(1)0
signpositive0
  
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.