INTERACTION OF MULTIPLY CHARGED IONS WITH TUNGSTEN SOLID SURFACES : BACKSCATTERED IONS AND SECONDARY ELECTRONS M. DELAUNAY, C. BENAZETH, N. BENAZETH, F. BOURG, R. GELLER, P. LUDWIG, C. MAYORAL et G. MELIN J. Phys. Colloques, 50 C1 (1989) C1-277-C1-284 DOI: 10.1051/jphyscol:1989130