Energy barriers of single-adatoms diffusion on unreconstructed and reconstructed (110) surfaces Imane Matrane, M’hammed Mazroui, Khalid Sbiaai, Adil Eddiai and Yahia Boughaleb Eur. Phys. J. B, 90 10 (2017) 201 Published online: 18 October 2017 DOI: 10.1140/epjb/e2017-80235-0