Interplay of flat electronic bands with Holstein phonons

C Feng, RT Scalettar - Physical Review B, 2020 - APS
Existing quantum Monte Carlo studies have investigated the properties of fermions on a Lieb
(CuO 2) lattice interacting with on-site or near-neighbor electron-electron coupling. Attention …

Langevin simulations of the half-filled cubic Holstein model

B Cohen-Stead, K Barros, ZY Meng, C Chen… - Physical Review B, 2020 - APS
Over the past several years, reliable quantum Monte Carlo results for the charge density
wave transition temperature T cdw of the half-filled two-dimensional Holstein model in …

Charge density waves on a half-filled decorated honeycomb lattice

C Feng, H Guo, RT Scalettar - Physical Review B, 2020 - APS
Tight binding models like the Hubbard Hamiltonian are most often explored in the context of
uniform intersite hop** t. The electron-electron interactions, if sufficiently large compared …

Magnetic, charge, and bond order in the two-dimensional Su-Schrieffer-Heeger-Holstein model

M Casebolt, C Feng, RT Scalettar, S Johnston… - Physical Review B, 2024 - APS
Most nonperturbative numerical studies of electron-phonon interactions focus on model
Hamiltonians where the electrons interact with a phonon branch via a single type of …

Charge order in the kagome lattice Holstein model: a hybrid Monte Carlo study

O Bradley, B Cohen-Stead, S Johnston, K Barros… - npj Quantum …, 2023 - nature.com
The Holstein model is a paradigmatic description of the electron-phonon interaction, in
which electrons couple to local dispersionless phonon modes, independent of momentum …