Contributions to the second order dielec
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Martina E. Bachlechner; Helga M. Miesenboeck; Wilhelm Macke
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Article
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1988
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Elsevier Science
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The dielectric response function x of a uniform electron gas is investigated up to the second order of the Coulomb interaction with different methods. When examining all polarisation diagrams with two interaction lines, it is confirmed that previous work in the Green's function formalism does not co