Results 31 to 40 of about 26,219 (160)

Optical properties of a Moiré-lattice photonic crystal fiber with controllable magic angle

open access: yesResults in Physics, 2023
Inspired by the unique electrical properties of bilayer-twisted graphene with moiré superlattice, the light manipulation using photonic moiré structures has attracted tremendous research interest.
Jingmin Zhou   +5 more
doaj   +1 more source

Tunable Orbital Ferromagnetism at Noninteger Filling of a Moiré Superlattice [PDF]

open access: yes, 2023
The flat bands resulting from moiré superlattices exhibit fascinating correlated electron phenomena such as correlated insulators, ( Nature 2018, 556 (7699), 80-84), ( Nature Physics 2019, 15 (3), 237) superconductivity, ( Nature 2018, 556 (7699), 43-50),
Lyu, Bosai   +14 more
core   +1 more source

Strong interlayer coupling and stable topological flat bands in twisted bilayer photonic Moiré superlattices

open access: yesLight: Science & Applications, 2022
we realize a photonic analog of the moiré superlattice in the strong coupling regime. The cascades of robust topological flat bands occur at large twist-angles.
Chang-Hwan Yi   +2 more
doaj   +1 more source

Scalable Moiré Lattice with Oriented TMD Monolayers

open access: yesNanoscale Research Letters, 2022
Moiré lattice in artificially stacked monolayers of two-dimensional (2D) materials effectively modulates the electronic structures of materials, which is widely highlighted.
Meng-Hsi Chuang   +6 more
doaj   +1 more source

STRONG CORRELATION AND TOPOLOGY IN MOIRÉ SUPERLATTICE

open access: yes, 2023
170 pagesThis dissertation explores the rich interplay of strong correlation and topological physics in transition metal dichalcogenide (TMD) moiré superlattices. Moiré superlattices, formed by stacking two slightly misaligned layers of TMDs, emerge as a
Tao, Zui
core   +1 more source

Moiré Superlattice Structure in Two-Dimensional Catalysts: Synthesis, Property and Activity

open access: yes, 2023
Two-dimensional (2D) layered materials have been widely used as catalysts due to their high specific surface area, large fraction of uncoordinated surface atoms, and high charge carrier mobility.
Jianping Yang (322369)   +3 more
core   +1 more source

Moiré patterns arising from bilayer graphone/graphene superlattice

open access: yes, 2020
Moiré patterns from two-dimensional (2D) graphene heterostructures assembled via van der Waals interactions have sparked considerable interests in physics with the purpose to tailor the electronic properties of graphene. Here we report for the first time
Karton, Amir   +4 more
core   +1 more source

Intralayer Phonons in Multilayer Graphene Moiré Superlattices

open access: yesResearch, 2022
Moiré pattern in twisted multilayers (tMLs) induces many emergent phenomena by subtle variation of atomic registry to modulate quasiparticles and their interactions, such as superconductivity, moiré excitons, and moiré phonons.
Miao-Ling Lin   +13 more
doaj   +1 more source

Multifaceted moiré superlattice physics in twisted WSe2 bilayers [PDF]

open access: yes, 2021
Lattice reconstruction in twisted transition-metal dichalcogenide (TMD) bilayers gives rise to piezo- and ferroelectric moiré potentials for electrons and holes, as well as a modulation of the hybridization across the bilayer. Here, we develop hybrid k⋅p
Fal'ko, V. I.   +7 more
core   +1 more source

Flatband mode in photonic moiré superlattice for boosting second-harmonic generation with monolayer van der Waals crystals [PDF]

open access: yes, 2022
We theoretically investigate boosting second-harmonic generation (SHG) of monolayer van der Waals crystals by employing flatband modes hosted by photonic moiré superlattices.
Ying, C, Hong, P, Xu, L, Rahmani, M
core   +1 more source

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