The atomic-orbital expansion method i s employed i n c a l c u lations o f e l e c t r o g t r a n s f e r i n t o a ranqe o f p r o j e c t i l e n states, nono, such t h a t f u l l -s c a l e close-coupling c a l c u l a tions are reauired a t these enerqies. I t i s o n l y a t higher energies t h a t some c o u~l i n g s can be dropped f o r f a c i l i t a t i n q t h e c a l c u l a t i o n s . -I n t r o d u c t i o n Article published online by EDP Sciences and available at http://dx.