170Er-Erbium
170Er has 68 protons and 102 neutrons.
170Er is a stable isotope.
The mass excess of 170Er is -60107.514 with an uncertainty of ±1.387.
The mass was measured using a Penning Trap and Nuclear Physics and the related equations include:
Influence Equations
62.6% 170Er(α, t)171Tm-168Er()169Tm 1
25.3% 170Er(n, γ)171Er 2
10.7% 170Er35Cl-168Er37Cl 3
Reference
1. D.G. Burke, J.M. Balogh (1975) Proton Separation Energies for Some Rare Earth Isotopes
Canadian Journal of Physics 53(10)
https://cdnsciencepub.com/doi/abs/10.1139/p75-120
2. G. Alenius, S.E. Arnell, C. Schale, E. Wallander (1971) Low spin, negative parity states in the N = 103 isotones of 171Er, 173Yb and 175Hf identified
by thermal neutron capture reactions Nuclear Physics A 161(1)
https://www.sciencedirect.com/science/article/pii/0375947471903290
3. R.A. Demirkhanov, V.V. Dorokhov (1969) Complex Measurement of the Thallium-Isotope Masses
Yadernaya Fizika 10(433)
https://www.osti.gov/biblio/4156491