Erratum to: STM-mediated atom motion: a Co atom and mixed CoCu chains on a Cu (111) surface Renzhong Huang, Yusuning Sun, Cuicui Du, Tianfu Gao and Yuxi Wu Eur. Phys. J. B, 87 3 (2014) 60 Published online: 10 March 2014 DOI: 10.1140/epjb/e2014-50117-2