Phase diagram of the two-dimensional Hubbard-Holstein model

NC Costa, K Seki, S Yunoki, S Sorella - Communications Physics, 2020 - nature.com
The electron–electron and electron–phonon interactions play an important role in correlated
materials, being key features for spin, charge and pair correlations. Thus, here we …

Stripe correlations in the two-dimensional Hubbard-Holstein model

S Karakuzu, A Tanjaroon Ly, P Mai, J Neuhaus… - Communications …, 2022 - nature.com
Several state-of-the-art numerical methods have observed static or fluctuating spin and
charge stripes in doped two-dimensional Hubbard models, suggesting that these orders …

Suppressed superexchange interactions in the cuprates by bond-stretching oxygen phonons

S Li, S Johnston - Physical Review B, 2023 - APS
We study a multiorbital Hubbard–Su-Schrieffer-Heeger model for the one-dimensional (1D)
corner-shared cuprates in the adiabatic and nonadiabatic limits using exact diagonalization …

Charge density wave state in extremely overdoped cuprates driven by phonons

J Liu, S Li, EW Huang, Y Wang - Physical Review B, 2024 - APS
Recent resonant x-ray scattering (RXS) experiments revealed a novel charge order in
extremely overdoped La 2− x Sr x CuO 4 (LSCO)[Li, Phys. Rev. Lett. 131, 116002 (2023) …

Constrained-path auxiliary-field quantum Monte Carlo for coupled electrons and phonons

J Lee, S Zhang, DR Reichman - Physical Review B, 2021 - APS
We present an extension of constrained-path auxiliary-field quantum Monte Carlo (CP-
AFQMC) for the treatment of correlated electronic systems coupled to phonons. The …

Phonon-induced breakdown of Thouless pum** in the Rice-Mele-Holstein model

S Mondal, E Bertok, F Heidrich-Meisner - Physical Review B, 2022 - APS
Adiabatic and periodic variation of the lattice parameters can make it possible to transport
charge through a system even without net external electric or magnetic fields, known as …

Space-local memory in generalized master equations: Reaching the thermodynamic limit for the cost of a small lattice simulation

S Bhattacharyya, T Sayer… - arxiv preprint arxiv …, 2024 - arxiv.org
The exact quantum dynamics of lattice models can be computationally intensive, especially
when aiming for large system sizes and extended simulation times necessary to converge …

Protecting coherence from the environment via Stark many-body localization in a Quantum-Dot Simulator

S Sarkar, B Buča - Quantum, 2024 - quantum-journal.org
Semiconductor platforms are emerging as a promising architecture for storing and
processing quantum information, eg, in quantum dot spin qubits. However, charge noise …

Chebyshev pseudosite matrix product state approach for the spectral functions of electron-phonon coupling systems

PY Zhao, K Ding, S Yang - Physical Review Research, 2023 - APS
The electron-phonon (e-ph) coupling system often has a large number of phonon degrees of
freedom, whose spectral functions are numerically difficult to compute using matrix product …

Competition between phase separation and spin density wave or charge density wave order: Role of long-range interactions

B **ao, F Hébert, G Batrouni, RT Scalettar - Physical Review B, 2019 - APS
Recent studies of pairing and charge order in materials such as FeSe, SrTiO 3, and 2H-
NbSe 2 have suggested that momentum dependence of the electron-phonon coupling plays …