Results 131 to 140 of about 715,590 (331)

Anisotropic Shear Properties of Organic Interfaces in Bio‐composite Materials

open access: yesAdvanced Functional Materials, EarlyView.
A novel cantilever design enables direct probing of shear properties at single organic interfaces within biocomposite prismatic ultrastructures. By decoupling lateral and torsional shear responses, the method reveals isotropic behavior in Atrina vexillum and pronounced anisotropy in Unio pictorum.
Kian Tadayon   +2 more
wiley   +1 more source

Quasi-static compressive behavior and stability analysis of cellular thin-walled beams

open access: yesJixie qiangdu
The mechanical behavior and stability of thin-walled I-beams with honeycombs, concave and elliptic cellular under quasi-static uniaxial compression were studied by experiments and the finite element simulation. By comparing results of experiments and the
TIAN XinYu   +4 more
doaj  

The semidiscrete Galerkin finite element modeling of compressible viscous flow past an airfoil [PDF]

open access: yes
The primary project was the numerical simulation, by a finite element/finite difference method, of the viscous flow about an airfoil. The secondary project involved the numerical simulation of the three-dimensional separated and vortex-dominated flow ...
Meade, Andrew J.
core   +1 more source

Mechanical Properties of Architected Polymer Lattice Materials: A Comparative Study of Additive Manufacturing and CAD Using FEM and µ‐CT

open access: yesAdvanced Functional Materials, EarlyView.
This study examines how pore shape and manufacturing‐induced deviations affect the mechanical properties of 3D‐printed lattice materials with constant porosity. Combining µ‐CT analysis, FEM, and compression testing, the authors show that structural imperfections reduce stiffness and strength, while bulk material inhomogeneities probably enhance ...
Oliver Walker   +5 more
wiley   +1 more source

Dynamic characterization, monitoring and control of rotating flexible beam-mass structures via piezo-embedded techniques [PDF]

open access: yes
A variational principle and a finite element discretization technique were used to derive the dynamic equations for a high speed rotating flexible beam-mass system embedded with piezo-electric materials.
Lai, Steven H.-Y.
core   +1 more source

An Ultra‐Robust Memristor Based on Vertically Aligned Nanocomposite with Highly Defective Vertical Channels for Neuromorphic Computing

open access: yesAdvanced Functional Materials, EarlyView.
An ultra‐robust memristor based on SrTiO3‐CeO2 (S‐C) vertically aligned nanocomposite (VAN) achieving exceptional endurance of 1012 switching cycles via interface engineering. Artificial neural networks (ANNs) integrated with S‐C VAN memristors exhibit high training accuracy across multiple datasets.
Zedong Hu   +12 more
wiley   +1 more source

Design and simulation of zipping variable capacitors

open access: yes, 2007
Variable capacitors are essential for building tunable RF systems. We present here the design and simulation of novel zipping variable capacitors with a high permittivity dielectric layer. Two modelling techniques are presented: finite element simulation
Holmes, A.S., Pu, S.H, Yeatman, E.M.
core  

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