S. Helms

INNER-SHELL CONTRIBUTIONS TO MULTIPLE IONIZATION OF ARGON BY POSITRON-IMPACT.

R. Hippler, D. Segers, J. Paridaens, 1994 .

Multiple ionization of argon, krypton and xenon atoms by positron impact

R. Hippler, D. Segers, J. Paridaens, 1995 .

Double ionisation of rare gas atoms by positron impact

R. Hippler, U. Brinkmann, S. Helms, 1994 .

Multiple and inner-shell ionization by positron and electron impact

R. Hippler, U. Brinkmann, H. Schneider, 1995 .

Energy Loss of Slow Positrons in Foils

R. Hippler, D. Segers, J. Paridaens, 1994 .