Wigner crystals in flat band 2D electron systems
M Shayegan - Nature Reviews Physics, 2022 - nature.com
Wigner crystals—ordered arrays of electrons—have been recently found in various 2D
materials, but the first studies of these crystals in 2D electron systems (2DESs) date back …
materials, but the first studies of these crystals in 2D electron systems (2DESs) date back …
Anisotropic two-dimensional disordered Wigner solid
The interplay between the Fermi sea anisotropy, electron-electron interaction, and
localization phenomena can give rise to exotic many-body phases. An exciting example is …
localization phenomena can give rise to exotic many-body phases. An exciting example is …
Chiral Pseudospin Liquids in Moiré Heterostructures
We propose multilayer moiré structures in strong external magnetic fields as a novel platform
for realizing highly tunable, frustrated Hubbard physics with topological order. Identifying the …
for realizing highly tunable, frustrated Hubbard physics with topological order. Identifying the …
Quantum melting of generalized Wigner crystals in transition metal dichalcogenide moiré systems
The generalized Wigner crystal (GWC) is a novel quantum phase of matter driven by further-
range interaction at fractional fillings of a lattice. The role of further-range interaction as the …
range interaction at fractional fillings of a lattice. The role of further-range interaction as the …
Tunable topological order of pseudo spins in semiconductor heterostructures
In this talk we discuss how frustrated Hubbard models can be realized in multi-layer moire
structures. By identifying a synthetic layer spin degree of freedom, we can retain SU (2) …
structures. By identifying a synthetic layer spin degree of freedom, we can retain SU (2) …
Composite fermion pairing induced by Landau level mixing
Pairing of composite fermions provides a possible mechanism for fractional quantum Hall
effect at even denominator fractions and is believed to serve as a platform for realizing …
effect at even denominator fractions and is believed to serve as a platform for realizing …
Evidence for Topological Protection Derived from Six-Flux Composite Fermions
The composite fermion theory opened a new chapter in understanding many-body
correlations through the formation of emergent particles. The formation of two-flux and four …
correlations through the formation of emergent particles. The formation of two-flux and four …
Collective tunneling of a Wigner necklace in carbon nanotubes
The collective tunneling of a Wigner necklace—a crystal-like state of a small number of
strongly interacting electrons confined to a suspended nanotube and subject to a double …
strongly interacting electrons confined to a suspended nanotube and subject to a double …
Particle-hole symmetry and the reentrant integer quantum Hall Wigner solid
V Shingla, SA Myers, LN Pfeiffer, KW Baldwin… - Communications …, 2021 - nature.com
The interplay of strong Coulomb interactions and of topology is currently under intense
scrutiny in various condensed matter and atomic systems. One example of this interplay is …
scrutiny in various condensed matter and atomic systems. One example of this interplay is …
Develo** fractional quantum Hall states at and in the presence of significant Landau-level mixing
Termination of the fractional quantum Hall states (FQHSs) and the emergence of Wigner
crystal phases at very small Landau-level filling factors (ν) have been of continued interest …
crystal phases at very small Landau-level filling factors (ν) have been of continued interest …