Advances in positron and electron scattering Paulo Limão-Vieira, Gustavo García, E. Krishnakumar, Zoran Petrović, James Sullivan and Hajime Tanuma Eur. Phys. J. D, 70 10 (2016) 202 Published online: 13 October 2016 DOI: 10.1140/epjd/e2016-70214-6