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math-ph2023
Thermodynamic Limits of Electronic Systems
David Gontier, Jianfeng Lu, Christoph Ortner
We review thermodynamic limits and scaling limits of electronic structure models for condensed matter. We discuss several mathematical ways to implement these limits in three model…
math-ph2023
Exponential decay of the critical points in a discrete model of polyacetylene
David Gontier, Adechola E. K. Kouande, Éric Séré
In this paper we consider stationary states of the SSH model for infinite polyacetylene chains that are homoclinic or heteroclinic connections between two-periodic dimerized states…