Abstract
The variational approach of Rice and Weeks [J. chem. physics 49, 2741 (1968)] is used to derive the pseudopotential equation for the T-matrix, via a discussion of normal perturbation theory.
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Mackrodt, W.C. A note on an aspect of pseudopotential theory. Theoret. Chim. Acta 30, 119–126 (1973). https://doi.org/10.1007/BF00527639
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DOI: https://doi.org/10.1007/BF00527639