Results 31 to 40 of about 5,879,520 (259)

Measurement of Focal Length and Radius of Curvature for Spherical Lenses and Mirrors by Using Digital-Grating Moiré Effect

open access: yesPhotonics, 2021
This paper proposes the use of digital-grating moiré effect for measuring the focal lengths and radius of curvatures of biconvex and biconcave spherical simple lenses and spherical mirrors.
Chien-Yuan Han   +5 more
doaj   +1 more source

Strained bilayer graphene, emergent energy scales, and moiré gravity

open access: yesPhysical Review Research, 2022
Twisted bilayer graphene is a rich condensed matter system, which allows one to tune energy scales and electronic correlations. The low-energy physics of the resulting moiré structure can be mathematically described in terms of a diffeomorphism in a ...
Alireza Parhizkar, Victor Galitski
doaj   +1 more source

Interfacial Characteristics of Graphene-Reinforced Iron Composites: A Molecular Dynamics Study

open access: yesCrystals, 2022
Interface has a significant effect on mechanical properties of graphene reinforced metal composites. Taking graphene nanosheet reinforced iron composite (Gr/Fe) as an example, the interfacial characteristics of Gr/Fe (110), (111), (112¯), and (001 ...
Miaomiao Song   +6 more
doaj   +1 more source

In situ nanoscale imaging of moiré superlattices in twisted van der Waals heterostructures

open access: yesNature Communications, 2020
Direct visualization of moiré superlattices in van der Waals heterostructures is a needed diagnostic tool for the study of periodicity-induced electronic and optical phenomena.
Yue Luo   +9 more
doaj   +1 more source

Extremely flat band in antiferroelectric bilayer α-In2Se3 with large twist-angle

open access: yesNew Journal of Physics, 2021
The moiré-pattern with slightly interlayer-twisted bilayer two-dimensional (2D) materials has recently been receiving substantial attention. One of the major characters for these intriguing structures is the appearance of low-energy ultra-flat bands and ...
C F Li   +12 more
doaj   +1 more source

Direct visualization of magnetic domains and moiré magnetism in twisted 2D magnets

open access: yesScience, 2021
Description Imaging twisty magnets Twisting monolayers of graphene with respect to each other has led to a number of unusual correlated states. This approach has inspired researchers to try their hand at twisting two-dimensional (2D) magnets, but such ...
Tiancheng Song   +12 more
semanticscholar   +1 more source

Application of Moire Animation of Figurative Graphics in Luggage Design

open access: yesPige Kexue Yu Gongcheng
Moire animation is a technical means to realize the dynamic visual effect of graphics. Abstract graphics are widely used in practical applications at present, but the form rule, technical path and application of concrete graphics in Moire animation are ...
Jie CHEN   +4 more
doaj   +1 more source

Duality between atomic configurations and Bloch states in twistronic materials

open access: yesPhysical Review Research, 2020
The relative orientation (twist) of successive layers of stacked two-dimensional (2D) materials creates variations in the interlayer atomic registry. The variations often form a superlattice, called a moiré pattern, which can alter electronic properties.
Stephen Carr   +3 more
doaj   +1 more source

Single‐Crystalline Lateral p‐SnS/n‐SnSe van der Waals Heterostructures by Vapor Transport Growth with In Situ Bi Doping

open access: yesAdvanced Functional Materials, EarlyView.
In‐situ doping during growth of SnSe and subsequent attachment of SnS produces high‐quality lateral pn‐heterojunctions between van der Waals semiconductors. Electron beam induced current measurements demonstrate electrically active pn‐junctions, paving the way for devices that harness charge separation at lateral interfaces in layered heterostructures.
Peter Sutter   +4 more
wiley   +1 more source

A real space Moiré inversion technique and its practical applications in real space for lattice reconstruction

open access: yesTheoretical and Applied Mechanics Letters
Distinct physical properties emerge at the nanoscale in Moiré materials, such as bilayer graphene and layered material superposition. This study explores similar structural features within a second-generation nickel-based superalloy, unveiling potential ...
Bo Cui   +5 more
doaj   +1 more source

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