77Se-Selenium
77Se has 34 protons and 43 neutrons.
77Se is a stable isotope.
The mass excess of 77Se is -74599.497 with an uncertainty of ±0.062.
The mass was measured using Nuclear Physics and the related equations include:
Influence Equations
99.4% 76Se(n, γ)77Se 1
0.5% 77Se(n, γ)78Se 1
Reference
1. G. Engler, R.E. Chrien, H.I. Liou (1981) Thermal and resonance neutron capture studies in Se targets with A = 74,76,77,78,80
Nuclear Physics A 372(1-2)
https://www.sciencedirect.com/science/article/pii/0375947481900919