61Ni-Nickel
61Ni has 28 protons and 33 neutrons.
61Ni is a stable isotope.
The mass excess of 61Ni is -64222.029 with an uncertainty of ±0.355.
The mass was measured using Nuclear Physics and the related equations include:
Influence Equations
81.7% 60Ni(n, γ)61Ni 1
18.3% 61Ni(n, γ)62Ni 2
Reference
1. W.M. Wilson, G.E. Thomas, H.E. Jackson (1975) Thermal neutron capture gamma rays from neutron capture in 59Ni and 63Ni
Physical Review C 11(4)
https://journals.aps.org/prc/abstract/10.1103/PhysRevC.11.1477
2. U. Fanger, D. Heck, W. Michaelis, H. Ottmar, H. Schmidt, R. Gaeta (1970) The excited states of 62Ni studied by the (n, γ) reaction
Nuclear Physics A 146(2)
https://www.sciencedirect.com/science/article/pii/0375947470907451