Flow equations and the strong-coupling expansion for the Hubbard model

DOI10.1007/BF02508481zbMath0945.82509OpenAlexW2078426947MaRDI QIDQ1285241

Jürgen Stein

Publication date: 11 October 2000

Published in: Journal of Statistical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf02508481

zbMATH Keywords

flow equationsHubbard modelstrong-coupling expansion

Mathematics Subject Classification ID

Exactly solvable models; Bethe ansatz (82B23) Lattice systems (Ising, dimer, Potts, etc.) and systems on graphs arising in equilibrium statistical mechanics (82B20)

Related Items (10)

Pseudoparticle approach to 1D integrable quantum models ⋮ Zero finite-temperature charge stiffness within the half-filled 1D Hubbard model ⋮ The \(SO(3) \times SO(3) \times U(1)\) Hubbard model on a square lattice in terms of \(c\) and \(\alpha \nu\) fermions and deconfined \(\eta\)-spinons and spinons ⋮ \(U(1)\) slave-particle study of the finite-temperature doped Hubbard model in one and two dimensions ⋮ The square-lattice quantum liquid of charge \(c\) fermions and spin-neutral two-spinon \(s\)1 fermions ⋮ Exploring many-body localization in quantum systems coupled to an environment via Wegner-Wilson flows ⋮ Kitaev model and dimer coverings on the honeycomb lattice ⋮ FLOW EQUATIONS FOR HAMILTONIANS ⋮ Flow equations for Hamiltonians ⋮ Global \(SO(3) \times SO(3) \times U(1)\) symmetry of the Hubbard model on bipartite lattices

Cites Work

• New Approach to the Theory of Superexchange Interactions
• Extension d'une formule de Lagrange à des problèmes de valeurs propres
• Flow‐equations for Hamiltonians

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