The BCS model and the off-shell Bethe ansatz for vertex models

DOI10.1088/0305-4470/34/33/307zbMath0988.81146arXivcond-mat/0010349OpenAlexW3101866737WikidataQ59456408 ScholiaQ59456408MaRDI QIDQ2766171

Rosario Fazio, Luigi Amico, Giuseppe Falci

Publication date: 27 January 2002

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/cond-mat/0010349

zbMATH Keywords

integrals of motionpairing modelquasiclassical limitdisordered six-vertex modelinhomogeneous vertex model

Mathematics Subject Classification ID

Statistical mechanics of superconductors (82D55) Many-body theory; quantum Hall effect (81V70) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20)

Related Items (13)

Bethe Ansatz approach to the pairing fluctuations in the mesoscopic regime ⋮ Exactly solvable discrete BCS-type Hamiltonians and the six-vertex model ⋮ On the boundaries of quantum integrability for the spin-1/2 Richardson-Gaudin system ⋮ Exact solution of the XXX Gaudin model with generic open boundaries ⋮ Electrostatic analogy for integrable pairing force Hamiltonians ⋮ Integrable models for confined fermions: applications to metallic grains ⋮ Chern-Simons theory and BCS superconductivity ⋮ Entanglement in many-body systems ⋮ Colloquium: Exactly solvable Richardson-Gaudin models for many-body quantum systems ⋮ Quasi-classical descendants of disordered vertex models with boundaries ⋮ Quantum nonequilibrium dynamics from Knizhnik-Zamolodchikov equations ⋮ Large-\(N\) limit of the exactly solvable BCS model: Analytics versus numerics ⋮ Bäcklund transformations for the elliptic Gaudin model and a Clebsch system

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