Schintke, S.Messerli, S.Pivetta, M.Patthey, F.Libioulle, L.Stengel, M.De Vita, A.Schneider, W. D.2007-06-202007-06-202007-06-20200110.1103/PhysRevLett.87.276801https://infoscience.epfl.ch/handle/20.500.14299/8962Insulator at the ultrathin limit: MgO on Ag(001)text::journal::journal article::research article