TY - JOUR AU - Djuric, N AU - Bell, E AU - Buo, X AU - Dunn, G AU - Phaneuf, Ray AU - Bannister, M AU - Pindzola, M AU - Griffin, D C2 - Physical Review A (Atomic, Molecular and Optical Physics) DA - 1993-01-01 00:01:00 LA - en M1 - 47 PB - Physical Review A (Atomic, Molecular and Optical Physics) PY - 1993 TI - Absolute cross sections for electron-impact single ionization of Si+ and Si6+ ER -