179Hf-Hafnium
179Hf has 72 protons and 107 neutrons.
179Hf is a stable isotope.
The mass excess of 179Hf is -50463.036 with an uncertainty of ±1.416.
The mass was measured using a Penning Trap and Nuclear Physics and the related equations include:
Influence Equations
70.8% 178Hf(n, γ)179Hf 1
16% 179Hf(n, γ)180Hf 2
6.7% 181Ta35Cl-179Hf37Cl 3
Reference
1. R. Richter, I. Forster, A. Gelberg, A.M.I. Haque, P. von Brentano, R.F. Casten, H.G. Borner, G.G. Colvin, K. Schreckenbach, G. Barreau, S.A. Kerr, H.H. Schmidt, P. Hungerford, H.J. Scheerer, T. von Egidy, R. Rascher
(1989) Nuclear structure of 179Hf studied with (n, γ), (d,p) and (d,t) reactions Nuclear Physics A 499(2)
https://www.sciencedirect.com/science/article/pii/0375947489900456
2. D.L. Bushnell, D.J. Buss, R.K. Smither (1974) 180Hf energy levels deduced from thermal and average resonance neutron-capture γ-ray spectra
Physical Review C 10(6)
https://journals.aps.org/prc/abstract/10.1103/PhysRevC.10.2483
3. K.S. Sharma, R.J. Ellis, V.P. Derenchuk, R.C. Barber, H.E. Duckworth (1980) Atomic mass of 180Ta, a naturally occurring isomer
Physics Letters B 91(2)
https://www.sciencedirect.com/science/article/abs/pii/0370269380904335