Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
18076Os104   Osmium
J(π)=0+
T1/2=21.50 m
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess -44.36195
(0.016244)
-44.790 -0.150
BE 1437.741 1438.169
BE/A 7.987 7.990
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.219
β3= 0.000
β4= -0.043
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 - decay3854.75
β- - decay-6384.39
β+ - decay453.37
e-capture1475.37
1p - decay-5066.13
2p - decay-8530.57
1n - decay-9413.95
2n - decay-16960.58
- - decay-9926.37
β-,n-14353.91
β-,2n-24252.63
β-,d-13953.65
β-,t-17362.47
β--1723.93
β-,n,α-9569.81
EC,p-2353.57
EC,2p-8338.98
EC,α4578.49
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
γ-energies
 
B(E2)↑ = 4.07 ( 38) e2b2,    β 0  = 0.242 (11)
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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.