The Theory of Quantum Liquids: Normal Fermi liquidsW.A. Benjamin, 1966 - Liquids |
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approximation behavior calculation Chapter charge collective mode collision integral collisionless regime consider contribution correlation energy corresponding Coulomb interaction coupling defined density fluctuation dielectric function discussion dynamic form factor effective electron gas electron liquid electron system equilibrium excitation spectrum excited quasiparticles expression external field f-sum rule Fermi liquid Fermi surface fermion finite temperatures Fourier transform frequency given by Eq gives rise ground state energy Hamiltonian hydrodynamic impurity isotropic Landau damping Landau theory linear long wavelength limit longitudinal macroscopic magnetic matrix element momentum transfer multipair excitations neutral system noninteracting obtain perturbation phonon Phys physical plasma oscillation plasmon polarization potential probe properties quasiparticle qv F relation result screening Section solution specific heat spin susceptibility static sum rule thermal tion transition transport equation transverse valid wave vector wavelength write zero sound ωρ