Special issue: Dynamics of systems on the nanoscale (2018). Editorial Ilko Bald, Ilia A. Solov’yov, Nigel Mason and Andrey V. Solov’yov Eur. Phys. J. D, 74 4 (2020) 75 Published online: 09 April 2020 DOI: 10.1140/epjd/e2020-10134-4