Possible nematic to smectic phase transition in a two-dimensional electron gas at half-filling
Liquid crystalline phases of matter permeate nature and technology, with examples ranging
from cell membranes to liquid-crystal displays. Remarkably, electronic liquid-crystal phases …
from cell membranes to liquid-crystal displays. Remarkably, electronic liquid-crystal phases …
Wigner crystal and bubble phases in graphene in the quantum Hall regime
CH Zhang, YN Joglekar - Physical Review B—Condensed Matter and …, 2007 - APS
Graphene, a single freestanding sheet of graphite with honeycomb lattice structure, is a
semimetal with carriers that have linear dispersion. A consequence of this dispersion is the …
semimetal with carriers that have linear dispersion. A consequence of this dispersion is the …
The fractional quantum Hall nematics on the first Landau level in a tilted field
D Ye, CX Jiang, ZX Hu - arxiv preprint arxiv:2403.15820, 2024 - arxiv.org
We investigated the behavior of fractional quantum Hall (FQH) states in a two-dimensional
electron system with layer thickness and an in-plane magnetic field. Our comparisons across …
electron system with layer thickness and an in-plane magnetic field. Our comparisons across …
Fractional quantum Hall nematics at in a tilted magnetic field
D Ye, CX Jiang, ZX Hu - Physical Review B, 2024 - APS
We investigated the behavior of fractional quantum Hall (FQH) states in a two-dimensional
electron system with layer thickness and an in-plane magnetic field. Our comparisons across …
electron system with layer thickness and an in-plane magnetic field. Our comparisons across …
Observation of pinning mode of stripe phases of 2D systems in high Landau levels
We study the radio-frequency diagonal conductivities of the anisotropic stripe phases of
higher Landau levels near half-integer fillings. In the hard direction, in which larger dc …
higher Landau levels near half-integer fillings. In the hard direction, in which larger dc …
Quantum nematic as ground state of a two-dimensional electron gas in a magnetic field
QM Doan, E Manousakis - Physical Review B—Condensed Matter and …, 2007 - APS
We study the ground state of a nematic phase of the two-dimensional electron gas at filling
fraction ν= 1∕ 2 using a variational wave function having Jastrow pair correlations of the …
fraction ν= 1∕ 2 using a variational wave function having Jastrow pair correlations of the …
Charge density waves and their transitions in anisotropic quantum Hall systems
In recent experiments, external anisotropy has been a useful tool to tune different phases
and study their competitions. In this paper, we look at the quantum Hall charge density wave …
and study their competitions. In this paper, we look at the quantum Hall charge density wave …
Fractional quantum Hall states versus Wigner crystals in wide quantum wells in the half-filled lowest and second Landau levels
We investigate numerically different phases that can occur at half filling in the lowest and the
first excited Landau levels in wide-well two-dimensional electron systems exposed to a …
first excited Landau levels in wide-well two-dimensional electron systems exposed to a …
Pinning mode resonances of 2D electron stripe phases: Effect of an in-plane magnetic field
We study the anisotropic pinning-mode resonances in the rf conductivity spectra of the stripe
phase of 2D electron systems around a Landau level filling of 9/2, in the presence of an in …
phase of 2D electron systems around a Landau level filling of 9/2, in the presence of an in …
The microscopic picture of the integer quantum Hall regime
RA Römer, J Oswald - Annals of Physics, 2021 - Elsevier
Computer modeling of the integer quantum Hall effect based on self-consistent Hartree–
Fock (HF) calculations has now reached an astonishing level of maturity. Spatially-resolved …
Fock (HF) calculations has now reached an astonishing level of maturity. Spatially-resolved …