Results 1 to 10 of about 162 (90)

Emerging Characteristics and Properties of Moiré Materials

open access: yesNanomaterials, 2023
In recent years, scientists have conducted extensive research on Moiré materials and have discovered some compelling properties. The Moiré superlattice allows superconductivity through flat-band and strong correlation effects.
Shaofeng Wang   +3 more
doaj   +1 more source

Vertical Stress Induced Anomalous Spectral Shift of 13.17° Moiré Superlattice in Twist Bilayer Graphene

open access: yesMolecules, 2023
The electronic states of the twist bilayer graphene (TBG) moiré superlattice are usually regulated by the rotation angle, applied electric field, applied magnetic field, carrier concentration and applied stress, and thus exhibit novel physical properties.
Wenjing Miao, Hao Sheng, Jingang Wang
doaj   +1 more source

Giant enhancement of second harmonic generation from monolayer 2D materials placed on photonic moiré superlattice

open access: yesNanophotonics, 2023
We numerically investigate second harmonic generation (SHG) from a monolayer of 2D-material placed on photonic moiré superlattice fabricated by dielectric materials.
Ning Tingyin   +4 more
doaj   +1 more source

Moiré superlattice structures in a rotating two-component Bose–Einstein condensates

open access: yesResults in Physics, 2022
We investigate the Moiré superlattice structures generated by the interplay between vortex lattice and optical lattice in two-component Bose–Einstein condensates. Square vortex lattices are generated in both components of the rapidly rotating condensates,
Jingjing Jin   +3 more
doaj   +1 more source

Moiré excitons at line defects in transition metal dichalcogenides heterobilayers

open access: yesComptes Rendus. Physique, 2021
In heterobilayers of 2D semiconductors, moiré pattern forms due to the inevitable lattice mismatch and twisting. Earlier works have shown that interlayer excitons in long-period moiré pattern experience a pronounced superlattice potential and have ...
Tang, Jianju   +3 more
doaj   +1 more source

Twisted-bilayer FeSe and the Fe-based superlattices

open access: yesSciPost Physics, 2023
We derive BM-like continuum models for the bands of superlattice heterostructures formed out of Fe-chalcogenide monolayers: (I) a single monolayer experiencing an external periodic potential, and (II) twisted bilayers with long-range moire tunneling.
Paul M. Eugenio, Oskar Vafek
doaj   +1 more source

Luminescence Anomaly of Dipolar Valley Excitons in Homobilayer Semiconductor Moiré Superlattices

open access: yesPhysical Review X, 2021
In twisted homobilayer transition metal dichalcogenides, intra- and interlayer valley excitons hybridize with the layer configurations spatially varying in the moiré.
Hongyi Yu, Wang Yao
doaj   +1 more source

Review of Orbital Magnetism in Graphene-Based Moiré Materials

open access: yesMagnetism, 2023
Recent years have seen the emergence of moiré materials as an attractive platform for observing a host of novel correlated and topological phenomena.
Priyamvada Jadaun, Bart Soreé
doaj   +1 more source

Direct imaging and electronic structure modulation of moiré superlattices at the 2D/3D interface

open access: yesNature Communications, 2021
Here, advanced scanning transmission electron microscopy techniques are used to image the atomic structure at the interface between 2D MoS2 and 3D Au nanoislands, revealing a moiré superlattice and illustrating the potential for (opto-)electronic moiré ...
Kate Reidy   +9 more
doaj   +1 more source

Non-identical moiré twins in bilayer graphene

open access: yesNature Communications, 2023
The superlattice obtained by aligning a monolayer graphene and boron nitride (BN) inherits from the hexagonal lattice a sixty degrees periodicity with the layer alignment.
Everton Arrighi   +10 more
doaj   +1 more source

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