Stripe order from the perspective of the Hubbard model

EW Huang, CB Mendl, HC Jiang, B Moritz… - npj Quantum …, 2018 - nature.com
A microscopic understanding of the strongly correlated physics of the cuprates must account
for the translational and rotational symmetry breaking that is present across all cuprate …

Enhancing superconductivity by disorder

MN Gastiasoro, BM Andersen - Physical Review B, 2018 - APS
We study two mechanisms for enhancing the superconducting mean-field transition
temperature T c by nonmagnetic disorder in both conventional (sign-preserving gaps) and …

Fluctuating intertwined stripes in the strange metal regime of the Hubbard model

EW Huang, T Liu, WO Wang, HC Jiang, P Mai… - Physical Review B, 2023 - APS
Strongly correlated electron systems host a variety of poorly understood correlations in their
high-temperature normal state. Unlike ordered phases defined by order parameters, regions …

Enhanced amplitude for superconductivity due to spectrum-wide wave function criticality in quasiperiodic and power-law random hopping models

X Zhang, MS Foster - Physical Review B, 2022 - APS
We study the interplay of superconductivity and a wide spectrum of critical (multifractal) wave
functions (“spectrum-wide quantum criticality,” SWQC) in the one-dimensional Aubry-André …

Stripe order manipulated dominant pairing symmetry in the Hubbard model

C Chen, Z Fan, R Ma, Y Pan, Y Liang, B Huang, T Ma - Physical Review B, 2024 - APS
Understanding the relationship between stripe order and other phenomena, including
antiferromagnetism and superconductivity, is one of the central issues in cuprate …

Dynamical mean-field theory study of stripe order and -wave superconductivity in the two-dimensional Hubbard model

TI Vanhala, P Törmä - Physical Review B, 2018 - APS
We use cellular dynamical mean-field theory with extended unit cells to study the ground
state of the two-dimensional repulsive Hubbard model at finite doping. We calculate the …

Enhancement of superconductivity in a dirty marginal Fermi liquid

TC Wu, PA Lee, MS Foster - Physical Review B, 2023 - APS
We study superconductivity in a two-dimensional, disordered marginal Fermi liquid. At the
semiclassical level, the transition temperature T c is strongly suppressed because marginal …

Stripes and the Emergence of Charge -phase Shifts in Isotropically Paired Systems

J Sun, T Ying, RT Scalettar, R Mondaini - arXiv preprint arXiv:2402.17305, 2024 - arxiv.org
The interplay of spin and motional degrees of freedom forms a key element in explaining
stripe formation accompanied by sublattice reversal of local antiferromagnetic ordering in …

Determinant quantum Monte Carlo study of -wave pairing in the plaquette Hubbard hamiltonian

T Ying, R Mondaini, XD Sun, T Paiva, RM Fye… - Physical Review B, 2014 - APS
Determinant quantum Monte Carlo (DQMC) is used to determine the pairing and magnetic
response for a Hubbard model built up from four-site clusters—a two-dimensional square …

Enhancement of -wave pairing in the striped phase with nearest neighbor attraction

L Zhang, T Guo, Y Mou, Q Chen, T Ma - Physical Review B, 2022 - APS
Recent experimental results of angle-resolved photoemission spectroscopy suggested that
an additional strong nearest neighbor attraction in the Hubbard model might be significant …