Topological order, emergent gauge fields, and Fermi surface reconstruction

S Sachdev - Reports on Progress in Physics, 2018 - iopscience.iop.org
This review describes how topological order associated with the presence of emergent
gauge fields can reconstruct Fermi surfaces of metals, even in the absence of translational …

Charge order at high temperature in cuprate superconductors

R Arpaia, G Ghiringhelli - Journal of the Physical Society of Japan, 2021 - journals.jps.jp
The presence of different electronic orders other than superconductivity populating the
phase diagram of cuprates suggests that they might be the key to disclose the mysteries of …

Dynamical charge density fluctuations pervading the phase diagram of a Cu-based high-Tc superconductor

R Arpaia, S Caprara, R Fumagalli, G De Vecchi… - Science, 2019 - science.org
Charge density modulations have been observed in all families of high–critical temperature
(T c) superconducting cuprates. Although they are consistently found in the underdoped …

Emergent Dirac fermions and broken symmetries in confined and deconfined phases of Z2 gauge theories

S Gazit, M Randeria, A Vishwanath - Nature Physics, 2017 - nature.com
Lattice gauge theories are used to describe a wide range of phenomena from quark
confinement to quantum materials. At finite fermion density, gauge theories are notoriously …

Topological order in the pseudogap metal

MS Scheurer, S Chatterjee, W Wu… - Proceedings of the …, 2018 - National Acad Sciences
We compute the electronic Green's function of the topologically ordered Higgs phase of a
SU (2) gauge theory of fluctuating antiferromagnetism on the square lattice. The results are …

Gauge theory for the cuprates near optimal doping

S Sachdev, HD Scammell, MS Scheurer… - Physical Review B, 2019 - APS
We describe the phase diagram of a 2+ 1-dimensional SU (2) gauge theory of fluctuating
incommensurate spin density waves for the hole-doped cuprates. Our primary assumption is …

Dynamical charge density waves rule the phase diagram of cuprates

S Caprara, C Di Castro, G Seibold, M Grilli - Physical Review B, 2017 - APS
In the last few years, charge density waves (CDWs) have been ubiquitously observed in
high-temperature superconducting cuprates and are now the most investigated among the …

Cavity magnon-polaritons in cuprate parent compounds

JB Curtis, A Grankin, NR Poniatowski, VM Galitski… - Physical Review …, 2022 - APS
Cavity control of quantum matter may offer new ways to study and manipulate many-body
systems. A particularly appealing idea is to use cavities to enhance superconductivity …

Magnetic stability, Fermi surface topology, and spin-correlated dielectric response in monolayer 1T-CrTe 2

A Elrashidy, JA Yan - Physical Chemistry Chemical Physics, 2024 - pubs.rsc.org
We have carried out density-functional theory (DFT) calculations to study the magnetic
stability of both ferromagnetic (FM) and anti-ferromagnetic (AFM) states in monolayer 1T …

Dynamical generation of topological masses in Dirac fermions

YY He, XY Xu, K Sun, FF Assaad, ZY Meng, ZY Lu - Physical Review B, 2018 - APS
We report the discovery of a topological Mott insulator in strongly correlated Dirac
semimetals. Such an interaction-driven topological state has been theoretically proposed …