Results 91 to 100 of about 2,266,507 (256)

Donor‐Engineered Chiral Indium–Salen Complexes for Tunable Circularly Polarized Luminescence

open access: yesAdvanced Functional Materials, EarlyView.
Chiral indium–salen complexes bearing electronically and structurally diverse donor substituents are presented as modular main‐group luminophores exhibiting tunable blue‐to‐green circularly polarized luminescence. Donor engineering systematically controls frontier‐orbital distribution, intraligand charge transfer, and excited‐state relaxation ...
Haein Kim   +14 more
wiley   +1 more source

2D Skeletal Muscle Thin Film Actuators Enhance Efficiency of Biohybrid Robots

open access: yesAdvanced Functional Materials, EarlyView.
2D skeletal muscle thin film actuators generate millinewton‐scale forces and millimeter‐scale strokes while remaining functional for over 30 days. Their force density is 20‐fold higher than 3D skeletal muscle actuators, enabling multi‐fin robots with tunable speed and multidirectional steering.
Maheera Bawa   +5 more
wiley   +1 more source

COMPLEX STRENGTH-CONSTRAINED TOPOLOGY STRUCTURAL OPTIMIZATION PROBLEM STATEMENT FOR ROLLING STOCK AND SPECIAL EQUIPMENT OF RAILWAY

open access: yesNauka ta progres transportu, 2013
Purpose. The main paper purpose is the development of the topology structural optimization scientific basis regarding to the complicated optimization problems of rolling stock and special railway equipment structures. Methodology.
B. M. Tovt
doaj  

Formulation of the problem of topology optimization of automobile and agricultural machinery structures

open access: yesAvtomobilʹnyj Transport (Harʹkov)
The demand for lightweight, durable, and efficient automobile and agricultural machinery structures requires advanced design methods. Topology optimization offers a solution by optimizing material distribution, but its application to complex structures ...
Tovt Bohdan   +2 more
doaj   +1 more source

Inverse Optimum Safety Factor Method for Reliability-Based Topology Optimization Applied to Free Vibrated Structures

open access: yesИнженерные технологии и системы, 2019
Introduction. The classical topology optimization leads to a prediction of the structural type and overall layout, and gives a rough description of the shape of the outer as well as inner boundaries of the structure.
Ghias Kharmanda   +2 more
doaj   +1 more source

Topology optimization in OpenMDAO

open access: yes, 2019
Recently, topology optimization has drawn interest from both industry and academia as the ideal design method for additive manufacturing. Topology optimization, however, has a high entry barrier as it requires substantial expertise and development effort.
Gray, Justin S.   +3 more
core   +1 more source

Physics‐Grounded Materials Artificial Intelligence for Reliable Materials Discovery

open access: yesAdvanced Functional Materials, EarlyView.
Physics‐Grounded Materials AI (PhysMat AI) integrates physical priors, descriptors, constraints, verification, and data infrastructure into a unified full‐stack framework, enabling reliable, interpretable, and autonomous AI‐driven materials discovery.
Yuhang Wang   +3 more
wiley   +1 more source

Continuous density-based topology optimization of cracked structures using peridynamics

open access: yes, 2020
Peridynamics (PD) is a meshless approach that addresses some of the difficulties and limitations associated with mesh-based topology optimization (TO) methods.
Suleman, Afzal   +5 more
core   +1 more source

An Adaptive Inhibitory WSe2 Transistor for Retinomorphic In‐Sensor Image Processing

open access: yesAdvanced Functional Materials, EarlyView.
Conventional retinomorphic devices typically require deliberate gate‐bias tuning for each illumination condition. In this paper, we demonstrate an adaptive inhibitory WSe2 transistor that uses photo‐induced regime shift between the subthreshold and accumulation modes to achieve decision‐free, intensity‐adaptive image processing within a single pixel ...
Juhwan Baek   +12 more
wiley   +1 more source

Topology optimization for fatigue reserve factors

open access: yes
This paper describes a topology optimization approach that applies the common fatigue analysis practices of rainflow cycle counting and critical plane searches to cover both proportional and non-proportional fatigue loading conditions of metals.
Hawla, David   +3 more
core   +1 more source

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