Interaction of oxygen with submonolayer beryllium films on Mo(1 1 2) Alexei G. Fedorus, Alexander A. Mitryaev and Anton G. Naumovets Eur. Phys. J. Appl. Phys., 68 2 (2014) 21302 Published online: 18 November 2014 DOI: 10.1051/epjap/2014140339