%0 conference lecture %@ %A Michl, A.,Ferstl, P.,Schmitt, T.,Hammer, L.,Schneider, M.A.,Mueller, S. %D 2013 %J Kondensierte Materie, DPG Fruehjahrstagung 2013 %N %P %T Joint DFT and STM/LEED investigation of oxygen adsorption on Ir(100)-1x1 %U %X