Electron scattering processes: fundamentals, challenges, advances, and opportunities Sylwia Ptasinska, Marcio T. do N. Varella, Murtadha A. Khakoo, Daniel S. Slaughter and Stephan Denifl Eur. Phys. J. D, 76 10 (2022) 179 Published online: 04 October 2022 DOI: 10.1140/epjd/s10053-022-00482-8