Recent improvements in the novel approach to the fast detection of surface contaminations Frank Wilsenack, Fabian Meyer, Yuri V. Flores, Marko Haertelt, Mario Adelhardt and Arne Ficks Eur. Phys. J. Plus, 139 8 (2024) 751 Published online: 21 August 2024 DOI: 10.1140/epjp/s13360-024-05499-z