Temperature correlators in the one-dimensional Hubbard model in the strong coupling limit
A.G. Izergin, A.G. Pronko, N.I. Abarenkova
TL;DR
This paper calculates temperature correlation functions in the one-dimensional Hubbard model with infinite repulsion, expressing them as Fredholm determinants of integrable operators, advancing understanding of strongly correlated quantum systems.
Contribution
It introduces a novel representation of dynamical temperature correlations as Fredholm determinants in the strong coupling limit of the 1D Hubbard model.
Findings
Explicit formulas for two-point temperature correlation functions.
Representation as Fredholm determinants of integrable operators.
Enhanced analytical tools for strongly correlated systems.
Abstract
We consider the one-dimensional Hubbard model with the infinitely strong repulsion. The two-point dynamical temperature correlation functions are calculated. They are represented as Fredholm determinants of linear integrable integral operators.
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