Effective substrate potentials with quasicrystalline symmetry depend on the size of the adsorbed particles Felix Rühle, Matthias Sandbrink, Holger Stark and Michael Schmiedeberg Eur. Phys. J. E, 38 6 (2015) 54 Published online: 22 June 2015 DOI: 10.1140/epje/i2015-15054-y