A STUDY OF NiCu+n AND NiAu+n (n < 10) CLUSTERS OBTAINED BY FIELD EVAPORATION J. Van de Walle, P. Joyes et P. Sudraud J. Phys. Colloques, 45 C9 (1984) C9-211-C9-216 DOI: 10.1051/jphyscol:1984935