%0 Journal Article %A Mohapatra, A. %A Sinha, Kalyan B. %A Amrein, W. O. %T Configuration space properties of the scattering operator and time delay for potentials decaying like $\vert \chi \vert ^{-\alpha }, \, \alpha > 1$ %J Annales de l'I.H.P. Physique théorique %D 1992 %P 89-113 %V 57 %N 1 %I Gauthier-Villars %U http://archive.numdam.org/item/AIHPA_1992__57_1_89_0/ %G en %F AIHPA_1992__57_1_89_0