¹⁴⁷Sm-Samarium

 
147Sm has 62 protons and 85 neutrons.
147Sm is a stable isotope.
The mass excess of 147Sm is -79266.048 with an uncertainty of ±1.262.


The mass was measured using a Penning Trap and Nuclear Physics and the related equations include:

Influence				 Equations

           71.5%	   	           147Sm(n, γ)148Sm 1 
                  15.4%	   	           149Sm35Cl-147Sm37Cl 2 
          11.4%	   	           147Pm(β-)147Sm 3 
   








Reference

1. E.R. Reddingius, H. Postma (1969) A study of gamma-ray spectra of thermal-neutron capture in 147Sm, 149Sm and 152Sm
Physica  40(4)
https://www.sciencedirect.com/science/article/abs/pii/0031891469902031

2. R.C. Barber, H.E. Duckworth, B.G. Hogg, J.D. Macdougall, W. McLatchie, P. Van Rookhuyzen (1964) The Mass Effect Corresponding to the Onset of Nuclear Deformation in the Region N ~ 90
Physical Review Letters  12(21)
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.12.597

3. L.M. Langer, J.W. Motz, H.C. Price,Jr. (1950) Low Energy Beta-Ray Spectra: 147Pm 35S
 Physical Review  77(6)
https://journals.aps.org/pr/abstract/10.1103/PhysRev.77.798