FIELD-ASSISTED PHOTODESORPTION OF IONS FROM METAL AND SEMICONDUCTOR SURFACES S. JAENICKE, A. CISZEWSKI, W. DRACHSEL, U. WEIGMANN, T.T. TSONG, J.R. PITTS, J. H. BLOCK et D. MENZEL J. Phys. Colloques, 47 C7 (1986) C7-343-C7-348 DOI: 10.1051/jphyscol:1986759