20410717
Quantum Theories of Matter in Physics LM-17 RAIMONDI ROBERTO
(syllabus)
Fluctuation-dissipation theorem and linear response theory.
-Green functions at zero temperature. Lehmann decomposition. Analytical properties.
- Perturbative development and Feynman diagrams. Dyson equation.
- Green functions at finite temperature: Matsubara technique.
- Hartree-Fock theory and RPA approximation. Thomas-Fermi screen. Lindhard function.
-Fermi liquid theory.
- Phenomenology of superfluidity. Landau theory.
-Microscopic theory of superfluidity. Bogolubov theory.
- Phenomenology of superconductivity.
- Microscopic BCS theory of superconductivity.
-Gorkov's derivation of the Landau-Ginzburg equations.
(reference books)
1- Carlo Di Castro, Roberto Raimondi, Statistical Mechanics and Applications in Condensed Matter, Cambridge University Press 2015.
2- Piers Coleman, Introduction to Many-Body Physics, Cambridge University Press 2015.
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