Lattice symmetry breaking in cuprate superconductors: stripes, nematics, and superconductivity

M Vojta - Advances in Physics, 2009 - Taylor & Francis
This article gives an overview of both theoretical and experimental developments
concerning states with lattice symmetry breaking in the cuprate high-temperature …

[HTML][HTML] Superconductivity in high-Tc and related strongly correlated systems from variational perspective: Beyond mean field theory

J Spałek, M Fidrysiak, M Zegrodnik, A Biborski - Physics Reports, 2022 - Elsevier
The principal purpose of this topical review is to single out some of the universal features of
high-temperature (high-T c) and related strongly-correlated systems, which can be …

The effect of collective spin-1 excitations on electronic spectra in high- Tc superconductors

M Eschrig - Advances in Physics, 2006 - Taylor & Francis
We review recent experimental and theoretical results on the interaction between single-
particle excitations and collective spin excitations in the superconducting state of high-Tc …

Spin dynamics in the pseudogap state of a high-temperature superconductor

V Hinkov, P Bourges, S Pailhes, Y Sidis, A Ivanov… - Nature Physics, 2007 - nature.com
The pseudogap is one of the most pervasive phenomena of high-temperature
superconductors. It is attributed either to incoherent Cooper pairing setting in above the …

Gutzwiller–RVB theory of high-temperature superconductivity: Results from renormalized mean-field theory and variational Monte Carlo calculations

B Edegger, VN Muthukumar, C Gros - Advances in Physics, 2007 - Taylor & Francis
We review the resonating valence bond (RVB) theory of high-temperature superconductivity
using Gutzwiller projected wave functions that incorporate strong correlations. After a …

High-temperature charge density wave correlations in La1.875Ba0.125CuO4 without spin–charge locking

H Miao, J Lorenzana, G Seibold, YY Peng… - Proceedings of the …, 2017 - pnas.org
Although all superconducting cuprates display charge-ordering tendencies, their low-
temperature properties are distinct, impeding efforts to understand the phenomena within a …

Sum rules and missing spectral weight in magnetic neutron scattering in the cuprates

J Lorenzana, G Seibold, R Coldea - Physical Review B—Condensed Matter …, 2005 - APS
We present estimates in the Hubbard and Heisenberg models for the spectral weight in
magnetic neutron-scattering experiments on the cuprates. With the aid of spin-wave theory …

Spin excitations in fluctuating stripe phases of doped cuprate superconductors

M Vojta, T Vojta, RK Kaul - Physical review letters, 2006 - APS
Using a phenomenological lattice model of coupled spin and charge modes, we determine
the spin susceptibility in the presence of fluctuating stripe charge order. We assume the …

Linear response theory and the universal nature of the magnetic excitation spectrum of the cuprates

MR Norman - Physical Review B—Condensed Matter and Materials …, 2007 - APS
Linear response theory, commonly known as the random-phase approximation (RPA),
predicts a rich magnetic excitation spectrum for d-wave superconductors. Many of the …

Long-lived Higgs modes in strongly correlated condensates

J Lorenzana, G Seibold - Physical Review Letters, 2024 - APS
We investigate order parameter fluctuations in the Hubbard model within a time-dependent
Gutzwiller approach. While in the weak coupling limit we find that the amplitude fluctuations …