Lectures on the Many-body Problem, Volume 2Eduardo R. Caianiello, Eduardo Renato Caianiello Vols. 1-2 consist of lectures delivered at the 2nd and 5th Schools respectively. |
Contents
Introductory Remarks on SolidState Physics | 1 |
Discontinuities in the Drift Velocity of Ions in Liquid Helium | 11 |
Correlation and Response for Neutral Systems | 42 |
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approximation average B.C.S. theory behavior boson calculation coefficient collective mode commutation consider correlation function corresponding defined density fluctuation density matrix depends diagrams dynamic form factor effect eigenstates eigenvalues electron energy equations of motion equilibrium excitation expansion expression Fermi fermion ferromagnet Fourier transform frequency G₁ Green's function Hamiltonian Hermitian hydrodynamic L₁ Landau damping lattice Liouville representation long-wavelength low temperatures macroscopic magnetic field many-body matrix element mean values momentum normal obtain operator order parameter oscillations P. W. Anderson pair particle perturbation phase phonon Phys physical plasma plasma oscillations plasmon potential properties quasi-particle r₁ relation renormalization represents reservoir response function second quantization space spectrum spin wave sum rule superconductor superfluid symmetry system of interest thermal tion tunneling u₁ v₁ v₂ variables vector velocity wave function wavelength x₁ zero дп