159Tb-Terbium
159Tb has 65 protons and 94 neutrons.
159Tb is a stable isotope.
The mass excess of 159Tb is -69532.582 with an uncertainty of ±1.103.
The mass was measured using a Penning Trap and Nuclear Physics and the related equations include:
Influence Equations
20.3% 159Tb35Cl-157Gd37Cl 1
18.2% 159Gd(β-)159Tb 2
17.8% 161Dy35Cl-159Tb37Cl 1
Reference
1. R.C. Barber, R.L. Bishop, J.O. Meredith, F.C.G. Southon, P. Williams, H.E. Duckworth, P. van Rookhuyzen (1972) Precise Atomic-Mass Differences in the Region 59 ≤ Z ≤ 69
Canadian Journal of Physics
https://cdnsciencepub.com/doi/abs/10.1139/p72-006
2. V.R. Bom, D. De Bruin (1977)
Private communication to A.H. Wapstra in Oct