Media type: E-Article Title: Thin Cu/Ag(111) and Ag/Cu(111) structures studied with monoenergetic positrons Contributor: Huttunen, P. A.; Vehanen, A. imprint: American Physical Society (APS), 1990 Published in: Physical Review B Language: English DOI: 10.1103/physrevb.42.11570 ISSN: 0163-1829; 1095-3795 Origination: Footnote: