ELECTRON IMPACT DOUBLE IONIZATION OF KRYPTON AND XENON
            BY EJECTION OF OUTER SHELL S- AND P-ELECTRONS

                 V.-F.Z.Papp, M.M.Povch, L.L.Shimon

          Uzhgorod State University, Uzhgorod, Ukraine, 294000

We have investigated the simultaneous s, p and double s-ionization of Kr and Xe
by detecting VUV radiation produced in the decay of ns 1np5 (1P1,3P210),
ns0np61S0 of double charged ions. The energy dependencies and quantitative
characteristics of the investigated phenomena are studied.