Artificial flat band systems: from lattice models to experiments

D Leykam, A Andreanov, S Flach - Advances in Physics: X, 2018 - Taylor & Francis
Certain lattice wave systems in translationally invariant settings have one or more spectral
bands that are strictly flat or independent of momentum in the tight binding approximation …

Quantum computing with atomic qubits and Rydberg interactions: progress and challenges

M Saffman - Journal of Physics B: Atomic, Molecular and Optical …, 2016 - iopscience.iop.org
We present a review of quantum computation with neutral atom qubits. After an overview of
architectural options and approaches to preparing large qubit arrays we examine Rydberg …

Interacting topological insulators: a review

S Rachel - Reports on Progress in Physics, 2018 - iopscience.iop.org
The discovery of the quantum spin Hall effect and topological insulators more than a decade
ago has revolutionized modern condensed matter physics. Today, the field of topological …

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 …

Geometric origin of superfluidity in the Lieb-lattice flat band

A Julku, S Peotta, TI Vanhala, DH Kim, P Törmä - Physical review letters, 2016 - APS
The ground state and transport properties of the Lieb lattice flat band in the presence of an
attractive Hubbard interaction are considered. It is shown that the superfluid weight can be …

Exciton polaritons in a two-dimensional Lieb lattice with spin-orbit coupling

CE Whittaker, E Cancellieri, PM Walker, DR Gulevich… - Physical review …, 2018 - APS
We study exciton polaritons in a two-dimensional Lieb lattice of micropillars. The energy
spectrum of the system features two flat bands formed from S and P x, y photonic orbitals …