THE ELECTRONIC EXCITED STATE OF Pb++ IN KCl : IONIC REORIENTATION AND RADIATIVE LIFETIMES OF THE PHOTOSTIMULATED LUMINESCENCE S. BENCI, R. CAPELLETTI, F. FERMI et M. MANFREDIJ. Phys. Colloques, 37 C7 (1976) C7-138-C7-144DOI: https://doi.org/10.1051/jphyscol:1976728