Theoretical / proof-based
Many-body physics · Graduate · Physics
Topics
Second quantization
- Fock space formalism for fermions and bosons
- Field operators and commutation relations
- Basis transformations and normal ordering
- Coherent states and path integrals
- Hubbard model as canonical example
Green's functions
- Retarded and advanced propagators
- Dyson equation and self-energy
- Spectral functions and sum rules
- Lehmann representation
- Analytic continuation to real frequencies
Diagrammatic methods
- Feynman diagrams at zero and finite T
- Wick's theorem for fermions
- Random phase approximation
- BCS gap equation from Nambu formalism
- Strongly correlated regimes: Mott transition (intro)
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Study units
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- Second quantization
Fock space formalism for fermions and bosons
Coming soon - Green's functions
Retarded and advanced propagators
Coming soon - Diagrammatic methods
Feynman diagrams at zero and finite T
Coming soon
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$1,162 · Many-body physics · 18 tutoring hrs
Study guides, worksheets, reviews, practice tests, and answer keys for 1 class. 18 tutoring hours (1 hr / week · semester). Bundle discount applied vs buying separately. Pay in full via Zelle.