A phenomenological theory of the anomalous pseudogap phase in underdoped cuprates

TM Rice, KY Yang, FC Zhang - Reports on Progress in Physics, 2011 - iopscience.iop.org
The theoretical description of the anomalous properties of the pseudogap phase in the
underdoped region of the cuprate phase diagram lags behind the progress in spectroscopic …

Fractionalized Fermi liquid in a Kondo-Heisenberg model

AM Tsvelik - Physical Review B, 2016 - APS
The Kondo-Heisenberg model is used as a controllable tool to demonstrate the existence of
a peculiar metallic state with unbroken translational symmetry where the Fermi surface …

Magnetic field tuning of valley population in the Weyl phase of

I Kapon, CW Rischau, B Michon, K Wang, B Xu… - Physical Review …, 2022 - APS
The frustrated magnet Nd 2 Ir 2 O 7, where strong correlations together with spin-orbit
coupling play a crucial role, is predicted to be a Weyl semimetal and to host topological pairs …

Unraveling pairon excitations and the antiferromagnetic contributions in the cuprate specific heat

Y Noat, A Mauger, W Sacks - Solid State Communications, 2024 - Elsevier
Thermal measurements, such as entropy and specific heat, reveal key elementary
excitations for understanding the cuprates. In this paper, we study the specific heat …

Electron pockets and pseudogap asymmetry observed in the thermopower of underdoped cuprates

JG Storey, JL Tallon, GVM Williams - Europhysics Letters, 2013 - iopscience.iop.org
We calculate the diffusion thermoelectric power of high-T c cuprates using the resonating-
valence-bond spin-liquid model developed by Yang, Rice and Zhang (YRZ). In this model …

Pseudogap in -axis optical conductivity of underdoped cuprates

TS DeNobrega, JP Carbotte - Physical Review B—Condensed Matter and …, 2011 - APS
A model of the pseudogap state based on the resonating valence bond spin liquid is used to
calculate the c-axis optical response in the underdoped cuprates. As the pseudogap opens …

Effect of the pseudogap on the universal limits of the electrical and thermal conductivities of underdoped cuprates

JP Carbotte - Physical Review B—Condensed Matter and Materials …, 2011 - APS
A recently proposed ansatz for the coherent part of the charge-carrier Green's function
based on a resonating valence bond (RVB) spin liquid has proved highly successful in …

-axis optical conductivity from the Yang-Rice-Zhang model of the underdoped cuprates

PEC Ashby, JP Carbotte - Physical Review B—Condensed Matter and …, 2013 - APS
The c-axis optical response of the underdoped cuprates is qualitatively different from its in-
plane counterpart. The features of the pseudogap show themselves more prominently in the …

Extensions of BCS theory

JP Carbotte - Physics in Canada, 2011 - inis.iaea.org
[en] BCS theory with an isotropic s-wave superconducting gap (D) has been very successful
in understanding many of the properties seen in conventional superconductors …

Electron pockets and pseudogap Dirac point in underdoped cuprate superconductors

KAG Fisher, EJ Nicol, JP Carbotte - Europhysics Letters, 2011 - iopscience.iop.org
We consider a model of the pseudogap specifically designed to describe the underdoped
cuprates and which exhibits particle-hole asymmetry. The presence of electron pockets …