Superconductivity, superfluidity and quantum geometry in twisted multilayer systems

P Törmä, S Peotta, BA Bernevig - Nature Reviews Physics, 2022 - nature.com
Superconductivity has been observed in moiré systems such as twisted bilayer graphene,
which host flat, dispersionless electronic bands. In parallel, theory work has discovered that …

Optical soliton formation controlled by angle twisting in photonic moiré lattices

Q Fu, P Wang, C Huang, YV Kartashov, L Torner… - Nature …, 2020 - nature.com
Exploration of the impact of synthetic material landscapes featuring tunable geometrical
properties on physical processes is a research direction that is currently of great interest …

Atomic Bose–Einstein condensate in twisted-bilayer optical lattices

Z Meng, L Wang, W Han, F Liu, K Wen, C Gao, P Wang… - Nature, 2023 - nature.com
Observation of strong correlations and superconductivity in twisted-bilayer graphene,,–has
stimulated tremendous interest in fundamental and applied physics,,–. In this system, the …

Higher-order band topology in twisted moiré superlattice

B Liu, L Xian, H Mu, G Zhao, Z Liu, A Rubio… - Physical Review Letters, 2021 - APS
The two-dimensional (2D) twisted bilayer materials with van der Waals coupling have
ignited great research interests, paving a new way to explore the emergent quantum …

Untwisting moiré physics: Almost ideal bands and fractional Chern insulators in periodically strained monolayer graphene

Q Gao, J Dong, P Ledwith, D Parker, E Khalaf - Physical Review Letters, 2023 - APS
Moiré systems have emerged in recent years as a rich platform to study strong correlations.
Here, we will propose a simple, experimentally feasible setup based on periodically strained …

Matter-wave gap solitons and vortices of dense Bose–Einstein condensates in moiré optical lattices

X Liu, J Zeng - Chaos, Solitons & Fractals, 2023 - Elsevier
Optical lattices provide a key enabling and controllable platform for exploring new physical
phenomena and implications of degenerate quantum gases both in the quantum and …

Gap solitons in parity–time symmetric moiré optical lattices

X Liu, J Zeng - Photonics Research, 2023 - opg.optica.org
Parity–time (PT) symmetric lattices have been widely studied in controlling the flow of waves,
and recently, moiré superlattices, connecting the periodic and non-periodic potentials, have …

Moiré superlattice on the surface of a topological insulator

J Cano, S Fang, JH Pixley, JH Wilson - Physical Review B, 2021 - APS
Twisting van der Waals heterostructures to induce correlated many body states provides a
novel tuning mechanism in solid state physics. In this work, we theoretically investigate the …

Magic-angle semimetals

Y Fu, EJ König, JH Wilson, YZ Chou, JH Pixley - npj Quantum Materials, 2020 - nature.com
Breakthroughs in two-dimensional van der Waals heterostructures have revealed that
twisting creates a moiré pattern that quenches the kinetic energy of electrons, allowing for …

Electromagnetically induced moiré optical lattices in a coherent atomic gas

Z Chen, X Liu, J Zeng - Frontiers of Physics, 2022 - Springer
Electromagnetically induced optical (or photonic) lattices via atomic coherence in atomic
ensembles have recently received great theoretical and experimental interest. We here …