Design study for a 500 MeV positron beam at the Mainz Microtron MAMI H. Backe, W. Lauth, P. Drexler, P. Heil, P. Klag, B. Ledroit and F. Stieler Eur. Phys. J. D, 76 8 (2022) 150 Published online: 26 August 2022 DOI: 10.1140/epjd/s10053-022-00465-9