in in situ microanalysis
symbol: $E_{0}$; units: $\pu{keV}$, $\pu{eV}$
symbol: $E_{0}$; units: $\pu{keV}$, $\pu{eV}$
synonyms: initial energy, acceleration energy
https://doi.org/10.1351/goldbook.E02251
Kinetic energy of bombarding particles at the surface of the solid.