Topological bands for ultracold atoms

NR Cooper, J Dalibard, IB Spielman - Reviews of modern physics, 2019 - APS
There have been significant recent advances in realizing band structures with geometrical
and topological features in experiments on cold atomic gases. This review summarizes …

Topological quantum matter with ultracold gases in optical lattices

N Goldman, JC Budich, P Zoller - Nature Physics, 2016 - nature.com
Since the discovery of topological insulators, many topological phases have been predicted
and realized in a range of different systems, providing both fascinating physics and exciting …

Zero-field composite Fermi liquid in twisted semiconductor bilayers

H Goldman, AP Reddy, N Paul, L Fu - Physical Review Letters, 2023 - APS
Recent experiments have produced evidence for fractional quantum anomalous Hall
(FQAH) states at zero magnetic field in the semiconductor moiré superlattice system t MoTe …

Realization of a fractional quantum Hall state with ultracold atoms

J Léonard, S Kim, J Kwan, P Segura, F Grusdt… - Nature, 2023 - nature.com
Strongly interacting topological matter exhibits fundamentally new phenomena with potential
applications in quantum information technology,. Emblematic instances are fractional …

Topological quantum matter with cold atoms

DW Zhang, YQ Zhu, YX Zhao, H Yan… - Advances in Physics, 2018 - Taylor & Francis
This is an introductory review of the physics of topological quantum matter with cold atoms.
Topological quantum phases, originally discovered and investigated in condensed matter …

Realization of the Hofstadter Hamiltonian with ultracold atoms in optical lattices

M Aidelsburger, M Atala, M Lohse, JT Barreiro… - Physical review …, 2013 - APS
We demonstrate the experimental implementation of an optical lattice that allows for the
generation of large homogeneous and tunable artificial magnetic fields with ultracold atoms …

Realizing the Harper Hamiltonian with laser-assisted tunneling in optical lattices

H Miyake, GA Siviloglou, CJ Kennedy, WC Burton… - Physical review …, 2013 - APS
We experimentally implement the Harper Hamiltonian for neutral particles in optical lattices
using laser-assisted tunneling and a potential energy gradient provided by gravity or …

Colloquium: Artificial gauge potentials for neutral atoms

J Dalibard, F Gerbier, G Juzeliūnas, P Öhberg - Reviews of Modern Physics, 2011 - APS
When a neutral atom moves in a properly designed laser field, its center-of-mass motion
may mimic the dynamics of a charged particle in a magnetic field, with the emergence of a …

Topological flat band models and fractional Chern insulators

EJ Bergholtz, Z Liu - International Journal of Modern Physics B, 2013 - World Scientific
Topological insulators and their intriguing edge states can be understood in a single-particle
picture and can as such be exhaustively classified. Interactions significantly complicate this …

Observation of fractional Chern insulators in a van der Waals heterostructure

EM Spanton, AA Zibrov, H Zhou, T Taniguchi… - Science, 2018 - science.org
Topologically ordered phases are characterized by long-range quantum entanglement and
fractional statistics rather than by symmetry breaking. First observed in a fractionally filled …