Nucleus[1] Binding energy (MeV) g.s. Radius[3] & Deformation[4]
244100Fm144   Fermium
J(π)=0+
T1/2=3.30 ms
  Experiment
[2]
Theory
[4]
Sh.corr.
[4]
Mass Excess 68.966
(0.201)
68.660 -2.690
BE 1822.201 1822.507
BE/A 7.468 7.469
<R2ch>1/2 = 
Charge-density Distribution [6]

β2= 0.249
β3= 0.000
β4= 0.063
β6= -0.029
Excited States[1]
click on a plot to process it
Known and possible Decays[1] Q-values (keV)
roman [2], italic [4]
α - decay8550.26
β- - decay-6859.97
β+ - decay1916.96
e-capture2938.96
1p - decay-3071.00
2p - decay-4998.72
1n - decay-8469.30
2n - decay-15576.60
- - decay-11709.93
β-,n-14331.27
β-,2n-23322.57
β-,d-12569.67
β-,t-15109.77
β-2342.13
β-,n,α-5086.17
EC,p685.96
EC,2p-3347.04
EC,α10875.06
Metastable states and Resonances[1] Radiation energies (keV)[1] Thermal neutrons[1] El.-Magn. properties[5,7,8]
 
      
[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[3] I. Angeli, K.P. Marinova, Atomic Data and Nuclear Data Tables, 2013, vol. 99, pp. 69-95; unpublished update, 2016.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.