A comment on positronium scattering by Ne, Ar, Kr and Xe in the frozen target approximation was presented. It was shown that the shape of the cross-section for Ne, Ar and Kr did not depend on the Hf approximation. It was suggested that the R-matrix cross-section for Ps-Xe scattering was incorrect.
|Number of pages||3|
|Journal||Journal of Physics B: Atomic, Molecular and Optical Physics|
|Publication status||Published - 2003|