Effect of Pd and Pt metal on sulfur adsorption on Co(0001) by surface alloying S.H. Ma, Z.Y. Jiao, T.X. Wang and X.Q. Dai Eur. Phys. J. B, 87 3 (2014) 53 Published online: 03 March 2014 DOI: 10.1140/epjb/e2014-40769-1