Results 21 to 30 of about 22,104 (179)

Light Confinement in Twisted Single-Layer 2D+ Moiré Photonic Crystals and Bilayer Moiré Photonic Crystals

open access: yesPhotonics, 2023
Twisted photonic crystals are photonic analogs of twisted monolayer materials such as graphene and their optical property studies are still in their infancy.
Steve Kamau   +4 more
doaj   +1 more source

Band gap engineering by Bi intercalation of graphene on Ir(111) [PDF]

open access: yes, 2016
We report on the structural and electronic properties of a single bismuth layer intercalated underneath a graphene layer grown on an Ir(111) single crystal.
Bianchi, Marco   +9 more
core   +2 more sources

Exciton Superposition across Moiré States in a Semiconducting Moiré Superlattice

open access: yesNature Communications, 2023
Moiré superlattices of semiconducting transition metal dichalcogenides enable unprecedented spatial control of electron wavefunctions, leading to emerging quantum states.
Zhen Lian   +11 more
doaj   +1 more source

Developing Graphene‐Based Moiré Heterostructures for Twistronics

open access: yesAdvanced Science, 2022
Graphene‐based moiré heterostructures are strongly correlated materials, and they are considered to be an effective platform to investigate the challenges of condensed matter physics.
Mengya Liu, Liping Wang, Gui Yu
doaj   +1 more source

Electrically tunable topological transport of moir\'e polaritons

open access: yes, 2020
Moir\'e interlayer exciton in transition metal dichalcogenide heterobilayer features a permanent electric dipole that enables the electrostatic control of its flow, and optical dipole that is spatially varying in the moir\'e landscape.
Yao, Wang, Yu, Hongyi
core   +1 more source

Bayesian Identification of Elastic Constants in Multi-Directional Laminate from Moir\'e Interferometry Displacement Fields [PDF]

open access: yes, 2013
The ply elastic constants needed for classical lamination theory analysis of multi-directional laminates may differ from those obtained from unidirectional laminates because of three dimensional effects.
Gogu, Christian   +6 more
core   +3 more sources

Resolving spin, valley, and moir\'e quasi-angular momentum of interlayer excitons in WSe2/WS2 heterostructures

open access: yes, 2019
Moir\'e superlattices provide a powerful way to engineer properties of electrons and excitons in two-dimensional van der Waals heterostructures. The moir\'e effect can be especially strong for interlayer excitons, where electrons and holes reside in ...
Cain, Jeffrey   +13 more
core   +2 more sources

Ballistic miniband conduction in a graphene superlattice [PDF]

open access: yes, 2016
Rational design of artificial lattices yields effects unavailable in simple solids, and vertical superlattices of multilayer semiconductors are already used in optical sensors and emitters.
Fal'ko, Vladimir I.   +6 more
core   +2 more sources

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

Local characterization and engineering of proximitized correlated states in graphene-NbSe$_2$ vertical heterostructures

open access: yes, 2020
Using a van der Waals vertical heterostructure consisting of monolayer graphene, monolayer hBN and NbSe$_2$, we have performed local characterization of induced correlated states in different configurations.
LeRoy, Brian J.   +3 more
core   +1 more source

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