Abstract
A simple approximation for the scattering rate is shown to yield values for the electron-electron contribution to the thermal resistivity that are in good agreement with experiment in simple metals. These metals have been modelled by a uniform electron gas with a modified mass and electron-electron interaction to account approximately for crystalline effects. The scattering function was approximated by using an exact expression for the forward-scattering limit in terms of the model-system Landau parameters with scattering events of finite momentum transfer accounted for by the s-p approximation given by Dy and Pethick. Estimates of the contribution from electron-electron scattering to the electrical resistivity based on the same scattering function have also been calculated for the alkali metals.
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