Results 41 to 50 of about 37,610,272 (251)

Lone‐Pair‐Induced Lattice Distortion in Lead‐Free Hybrid Perovskites for High‐Performance Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
A lead‐free tin‐based hybrid perovskite is designed in which stereochemically active lone‐pair electrons on tin distort the crystal lattice and break its symmetry. Blended into a flexible polymer, the material converts pressure into electricity at milliwatt‐scale power density and continues working far below freezing, powering a commercial wristwatch ...
Majid Haji Bagheri   +12 more
wiley   +1 more source

Towards an MDE approach of Digital Twin for Software Applications

open access: yes, 2021
Digital Twin (DT) refers to a digital representation of a physical entity and its functions, behaviors and rules. Digital Twin (DT) technology, originally, emerges from manufacturing and aerospace sectors. With the advancement of Industry 4.0 and IoT, DT
Biyalou-Sama, Asbathou   +4 more
core   +1 more source

GeS as an Emerging OTS Material: Atomic Structure and Modeling of ON/OFF Switching

open access: yesAdvanced Functional Materials, EarlyView.
The structural puzzle of glassy GeS, an advanced memory‐selector material, has finally been disentangled, revealing a patchwork of mixed tetrahedral and trigonal species. Under a high electric field, over‐ and under‐coordinated Ge and S defects, together with three‐membered rings, form an interconnected network associated with localized and extended ...
Andrey Tverjanovich   +13 more
wiley   +1 more source

An Algorithm for Large-Scale Multi-Objective Optimization Problems Digital Twin-Multi-Layer Cooperative Evolutionary Algorithm

open access: yesAlgorithms
Large-scale multi-objective optimization problems involve high-dimensional decision variables, vast search spaces, and conflicting objectives, which often lead to slow convergence, premature convergence, and poorly distributed solutions when conventional
Delu Li   +8 more
doaj   +1 more source

Digital Twin

open access: yes
This open access book offers comprehensive, self-contained knowledge on Digital Twin (DT), which is a very promising technology for achieving digital intelligence in the next-generation wireless communications and computing networks.
Zhang, Yan
core   +1 more source

Proximity‐Tuned Magnetic and Transport Anomalies in All‐Epitaxial Fe5−xGeTe2/WSe2 Van der Waals Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
All‐epitaxial and scalable ferromagnetic/non‐magnetic Fe5−xGeTe2/WSe2 van der Waals (vdW) heterostructures exhibiting room‐temperature magnetism and perpendicular magnetic anisotropy (PMA) are realized. The system displays proximity‐tuned magnetic anisotropy, thickness‐dependent unconventional Hall effects, and temperature‐dependent sign reversal of ...
Hua Lv   +15 more
wiley   +1 more source

Construction and application of a digital-twin climate wind tunnel model

open access: yesCase Studies in Thermal Engineering
A high-fidelity digital-twin (DT) model of an automotive climate wind tunnel is developed in this study to enable reliable and efficient investigations of vehicle thermal behavior under high-temperature and strong-radiation conditions.
Yingchao Zhang   +6 more
doaj   +1 more source

Metadata information about Digital Twin components in DT-GEO

open access: yes
Metadata containing the description of the digital assets that compose the Digital Twin components developed as part of DT-GEO project. The DT-GEO metadata schema extends the EPOS-DCAT-AP version 3 [1] in order to meet the requirements from both the DT ...
Arce, David   +6 more
core   +1 more source

Programming Neuromorphic Plasticity Through Ionic and Electronic Coupling in Organic Electrochemical Transistors

open access: yesAdvanced Functional Materials, EarlyView.
Neuromorphic plasticity in OECTs is governed by the post‐stimulus evolution of coupled ionic and electronic states. Semiconductor chemistry and morphology, electrolyte composition and interfaces, and device architecture regulate ion injection, transport, confinement, and release, shifting responses from rapidly relaxing STP to metastable memory and ...
Inho Lee   +9 more
wiley   +1 more source

Digital Twin-Empowered Voltage Control for Power Systems [PDF]

open access: yes
Emerging digital twin technology has the potential to revolutionize voltage control in power systems. However, the state-of-the-art digital twin method suffers from low computational and sampling efficiency, which hinders its applications.
Li, Tianyi   +5 more
core   +5 more sources

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