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PHZ 7427 SOLID STATE II: Electron-electron interaction and ...

PHZ 7427 SOLID STATE II: Electron-electron interaction and the Fermi-liquid theoryD. L. MaslovDepartment of Physics, University of Florida(Dated: February 21, 2014) strength of the Electron-electron interaction . solution (Lindhard function) discourse: properties of Fourier of of the backscattering probability due to Friedel of the jellium mass near the Fermi mass in the Hartree-Fock the Hartree-Fock model of ferromagnetism in itinerant rate in an interacting Fermi of strategy of the Fermi-liquid Fermi-liquid Fermi of the approximation for the Landau function43 References44I. NOTATIONS kB= 1 (replaceTbykBTin the final results) ~= 1 (momenta and wave numbers have the same units, so do frequency and energy) ( ) density of statesII. ELECTROSTATIC SCREENINGA.

The probability density j j2 = (4=L)sin2 kxoscillates in space. If the probability that the If the probability that the state with momentum kis occupied is a smooth function of k(as it is the case for the

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