Complex sentence: Coulomb and Mott scattering measurements can be made by using electron beams as scattering probes, and similarly, positron annihilation can be used as an indirect measurement of local electron density.
Split into simpler sentences: Coulomb and Mott scattering measurements can be made by using electron beams as scattering probes. Similarly, positron annihilation can be used as an indirect measurement of local electron density.