Palladium nano-clusters grown on prestructured HOPG substratesZ. Yuan, R. Stephan, M.C. Hanf, J.M. Becht, C. Le Drian, M. Hugentobler, W. Harbich and P. WetzelEur. Phys. J. D, 63 3 (2011) 401-406DOI: https://doi.org/10.1140/epjd/e2011-20126-0