Anomalies in the pseudogap phase of the cuprates: competing ground states and the role of umklapp scattering

NJ Robinson, PD Johnson, TM Rice… - Reports on Progress in …, 2019 - iopscience.iop.org
Over the past two decades, advances in computational algorithms have revealed a curious
property of the two-dimensional Hubbard model (and related theories) with hole do**: the …

Ground-state phase diagram of the square lattice Hubbard model from density matrix embedding theory

BX Zheng, GKL Chan - Physical Review B, 2016 - APS
We compute the ground-state phase diagram of the Hubbard and frustrated Hubbard
models on the square lattice with density matrix embedding theory using clusters of up to 16 …

Strength of the spin-fluctuation-mediated pairing interaction in a high-temperature superconductor

T Dahm, V Hinkov, SV Borisenko, AA Kordyuk… - Nature Physics, 2009 - nature.com
Theories based on the coupling between spin fluctuations and fermionic quasiparticles are
among the leading contenders to explain the origin of high-temperature superconductivity …

Charge Order and Superconductivity as Competing Brothers in Cuprate High-Tc Superconductors

M Imada - journal of the physical society of japan, 2021 - journals.jps.jp
Studies on the interplay between the charge order and the d-wave superconductivity in the
copper-oxide high T c superconductors are reviewed with a special emphasis on the …

Electronic phases in twisted bilayer graphene at magic angles as a result of Van Hove singularities and interactions

Y Sherkunov, JJ Betouras - Physical Review B, 2018 - APS
The discovery of different phases as a result of correlations, especially in low-dimensional
materials, has been always an exciting and fundamental subject of research. Recent …

Strong coupling superconductivity, pseudogap, and Mott transition

G Sordi, P Sémon, K Haule, AMS Tremblay - Physical review letters, 2012 - APS
An intricate interplay between superconductivity, pseudogap, and Mott transition, either
bandwidth driven or do** driven, occurs in materials. Layered organic conductors and …

Period 4 stripe in the extended two-dimensional Hubbard model

B Ponsioen, SS Chung, P Corboz - Physical Review B, 2019 - APS
We study the competition between stripe states with different periods and a uniform d-wave
superconducting state in the extended two-dimensional Hubbard model at 1/8 hole do** …

Anomalous superconductivity and its competition with antiferromagnetism in doped Mott insulators

SS Kancharla, B Kyung, D Sénéchal, M Civelli… - Physical Review B …, 2008 - APS
Proximity to a Mott insulating phase is likely to be an important physical ingredient of a
theory that aims to describe high-temperature superconductivity in the cuprates. Quantum …

Competition among various charge-inhomogeneous states and -wave superconducting state in Hubbard models on square lattices

K Ido, T Ohgoe, M Imada - Physical Review B, 2018 - APS
We study competitions among charge-uniform and-inhomogeneous states in two-
dimensional Hubbard models by using a variational Monte Carlo method. At realistic …

Two-dimensional Hubbard model at finite temperature: Weak, strong, and long correlation regimes

FŠ Iv, R Rossi, M Ferrero - Physical Review Research, 2022 - APS
We investigate the momentum-resolved spin and charge susceptibilities, as well as the
chemical potential and double occupancy in the two-dimensional Hubbard model as …