Results 21 to 30 of about 249,945 (185)

Transverse Spurious Mode Compensation for AlN Lamb Wave Resonators

open access: yesIEEE Access, 2019
Lamb wave modes with type I dispersion characteristics exhibit strong affinity toward multi transverse modes behavior above resonance frequency (fr) in the AlN Lamb wave resonators (LWRs), especially the high-transduction-efficiency modes: S0 and S1 mode.
Jie Zou, Jiansong Liu, Gongbin Tang
doaj   +1 more source

A 2.5D automatic FEM-SBM method for the evaluation of free-field vibrations induced by underground railway infrastructures

open access: yesINTER-NOISE and NOISE-CON Congress and Conference Proceedings, 2023
This paper presents an efficient method to predict underground railway-induced vibrations. The method uses the finite element method (FEM) to model the railway tunnel structure and the singular boundary method (SBM) to model the wave propagation in the surrounding soil.
Liravi, Hassan   +2 more
openaire   +2 more sources

Dynamic response solutions of unsaturated soil foundation using soil-water characteristic curve considering deformation effects

open access: yesYantu gongcheng xuebao
To investigate the dynamic response of unsaturated soils under moving loads, a new soil-water characteristic curve (SWCC) model is established considering the deformation caused by applied load based on the traditional V-G SWCC model. Using this modified
HU Jing 1 , JIN Linlian 1, LÜ Zhihao 1, ZHANG Jiakang 1, BIAN Xuecheng 2
doaj   +1 more source

Modelação 2.5D MEF-PML de vibrações induzidas em túneis [PDF]

open access: yes, 2018
The simulation and study of problems related with vibrations induced by railway traffic in tunnels is a difficult and complex task. The semi-indefined character of the domain surrounding the tunnel associated to the 3-dimensional characteristics of the ...
Silva Cardoso, António   +3 more
core   +1 more source

Presentació FEM Interacció

open access: yes, 2012
Sessió de presentació dels treballs de les artistes que participen en el Festival Internacional de Performance d'enguany (FEM 12)2814-02.mp4 2814-02 ...
Yendell, Lesley   +12 more
core   +3 more sources

Efficient Representative Volume Element of a Matrix–Precipitate Microstructure—Application on AlSi10Mg Alloy

open access: yesMetals
In finite element models (FEMs), two- or three-dimensional Representative Volume Elements (RVEs) based on a statistical distribution of particles in a matrix can predict mechanical material properties.
Chantal Bouffioux   +7 more
doaj   +1 more source

Numerical analysis of the shielding effect provided by periodic elastic scatterers

open access: yesMATEC Web of Conferences, 2018
The search for innovative mitigation solutions that can be adopted in urban areas to efficiently reduce the effects of induced vibrations by increasing numbers of vehicles has motivated a significant number of researchers from different fields.
Amado-Mendes Paulo   +4 more
doaj   +1 more source

A 2.5D Generalized Finite Difference Method for Elastic Wave Propagation Problems

open access: yesMathematics
The analysis of elastic wave propagation is a critical problem in both science and engineering, with applications in structural health monitoring and seismic wave analysis.
Hao Chang   +4 more
doaj   +1 more source

From Planar to 3D Nanophotonic Lenses: Advancing Design, Fabrication, and Applications

open access: yesLaser &Photonics Reviews, EarlyView.
Three‐dimensional nanophotonic lenses are enabled by an integrated workflow that links design parameterization, full‐wave electromagnetic simulation, computational optimization, and freeform fabrication. This Review summarizes how these tools expand optical design freedom beyond a single patterned plane by enriching the local meta‐atom response and ...
Wei Zhu   +2 more
wiley   +1 more source

Hannes333/CAM-for-2.5D-Laser-Ablation: First release

open access: yes, 2017
<p>This is the first release of my ComputerAidedManufacturing Software for 2.5D Laserabltion</p ...
Hannes333
core   +1 more source

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