PRODUCTION OF METAL CLUSTER BEAMS BY USER VAPORIZATION M. PELLARIN, J.L. VIALLE, J. LERMÉ, F. VALADIER, B. BAGUENARD, J. BLANC and M. BROYER J. Phys. IV France, 01 C7 (1991) C7-725-C7-728 DOI: 10.1051/jp4:19917196