Tracking the footprints of spin fluctuations: A multimethod, multimessenger study of the two-dimensional Hubbard model
The Hubbard model represents the fundamental model for interacting quantum systems and
electronic correlations. Using the two-dimensional half-filled Hubbard model at weak …
electronic correlations. Using the two-dimensional half-filled Hubbard model at weak …
Preemptive nematic order, pseudogap, and orbital order in the iron pnictides
Starting from a microscopic itinerant model, we derive and analyze the effective low-energy
model for collective magnetic excitations in the iron pnictides. We show that the stripe …
model for collective magnetic excitations in the iron pnictides. We show that the stripe …
Charge-density-wave order with momentum and within the spin-fermion model: Continuous and discrete symmetry breaking, preemptive composite order …
Y Wang, A Chubukov - Physical Review B, 2014 - APS
We analyze charge order in hole-doped cuprates within the the spin-fermion model. We
show that a magnetically mediated interaction, which is known to give rise to d-wave …
show that a magnetically mediated interaction, which is known to give rise to d-wave …
Ground-state phase diagram of the square lattice Hubbard model from density matrix embedding theory
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 …
models on the square lattice with density matrix embedding theory using clusters of up to 16 …
Terahertz field-induced metastable magnetization near criticality in FePS3
Controlling the functional properties of quantum materials with light has emerged as a
frontier of condensed-matter physics, leading to the discovery of various light-induced …
frontier of condensed-matter physics, leading to the discovery of various light-induced …
Origin and fate of the pseudogap in the doped Hubbard model
The relationship between the pseudogap and underlying ground-state phases has not yet
been rigorously established. We investigated the doped two-dimensional Hubbard model at …
been rigorously established. We investigated the doped two-dimensional Hubbard model at …
Manifestations of nematic degrees of freedom in the magnetic, elastic, and superconducting properties of the iron pnictides
RM Fernandes, J Schmalian - Superconductor Science and …, 2012 - iopscience.iop.org
We investigate how emergent nematic order and nematic fluctuations affect several
macroscopic properties of both the normal and superconducting states of the iron pnictides …
macroscopic properties of both the normal and superconducting states of the iron pnictides …
Gauge theory for the cuprates near optimal doping
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 …
incommensurate spin density waves for the hole-doped cuprates. Our primary assumption is …
Normal-state nodal electronic structure in underdoped high-Tc copper oxides
SE Sebastian, N Harrison, FF Balakirev… - Nature, 2014 - nature.com
An outstanding problem in the field of high-transition-temperature (high-T c)
superconductivity is the identification of the normal state out of which superconductivity …
superconductivity is the identification of the normal state out of which superconductivity …
Critical Nematic Phase with Pseudogaplike Behavior in Twisted Bilayers
V Gali, M Hecker, RM Fernandes - Physical Review Letters, 2024 - APS
The crystallographic restriction theorem constrains two-dimensional nematicity to display
either Ising (Z 2) or three-state-Potts (Z 3) critical behaviors, both of which are dominated by …
either Ising (Z 2) or three-state-Potts (Z 3) critical behaviors, both of which are dominated by …