LIQUID METAL ION SOURCE STUDY OF Bip+n IONS (n/p ≤ 14, p ≤ 4) J. VAN DE WALLE et P. JOYESJ. Phys. Colloques, 47 C7 (1986) C7-371-C7-374DOI: https://doi.org/10.1051/jphyscol:1986763