Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
9141Nb50   Niobium
J(π)=9/2+
T1/2=680.00 y
  Experiment
[2]		 Theory
[4]		 Sh.corr.
[4]
Mass Excess -86.638575
(0.003428)		 -87.090 -1.660
BE 789.053 789.504
BE/A 8.671 8.676
<R2ch>1/2 = 4.2878 ± 0.004 fm [3]
Charge-density Distribution [6]

β2= 0.011
β3= -0.013
β4= 0.000
β6= 0.000
Excited States[1]
click on a plot to process it 		Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay-6045.13
β- - decay-4429.83
β+ - decay235.55
e-capture1257.55
1p - decay-5154.02
2p - decay-13507.42
1n - decay-12047.65
2n - decay-22155.78
2β- - decay-10652.25
β-,n-14536.95
β-,2n-27766.21
β-,d-19148.84
β-,t-25412.35
β-,α-9716.91
β-,n,α-19166.09
EC,p-7432.75
EC,2p-15007.86
EC,α-4183.48
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
E = 104.6 keV
T1/2 = 60.86 d
β+, EC
3.4%		IT
96.6%
E = 2034.42 keV
T1/2 = 3.76 µs
IT
100%
β+ endpoint energies
γ-energies
 
μ (nm) Q (b) E* (keV)
+12(2)3467
+10.81(15)2037
+10.82(14)2037
+9.14(13)1985
-0.101(2)105
+6.521(2)0
-0.25(3)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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.