Results 11 to 20 of about 46,219 (267)

Dynamic Response of Electro-Mechanical Properties of Cement-Based Piezoelectric Composites

open access: yesApplied Sciences, 2021
By employing ordinary Portland cement as a matrix and PZT-5H piezoelectric ceramic as the functional body, 1-3 and 2-2 cement-based piezoelectric composites were prepared.
Yi Li   +5 more
doaj   +1 more source

Effect of Displacement Current on the Finite-Difference Modeling of Natural Source Electromagnetic Diffusion

open access: yesApplied Sciences, 2020
For electromagnetic (EM) modeling based on the electric-field formulation at low frequencies, the quasi-static approximation (i.e., only the conduction current is considered and the displacement current is ignored) is commonly applied, and a small ...
Yahui Xue   +5 more
doaj   +1 more source

A revised Ladevèze criteria for carbon fiber reinforced laminated plates

open access: yesData in Brief, 2019
All parameters of revised Ladevèze failure criterion in Table 1 were determined based on mechanical tests which mainly include quasi-static tensile experiments, quasi-static compressive experiments, quasi-static tensile cyclic loading experiments, the ...
Cunxian Wang   +4 more
doaj   +1 more source

Coupling the Cell Method with the Boundary Element Method in Static and Quasi–Static Electromagnetic Problems

open access: yesMathematics, 2021
A unified discretization framework, based on the concept of augmented dual grids, is proposed for devising hybrid formulations which combine the Cell Method and the Boundary Element Method for static and quasi-static electromagnetic field problems. It is
Federico Moro, Lorenzo Codecasa
doaj   +1 more source

Damage Detection in Beam Bridges Using Quasi-static Displacement Influence Lines

open access: yesApplied Sciences, 2019
Quasi-static strain influence lines (ILs) based on the Brillouin optical time domain analysis (BOTDA) technique have been proposed to effectively locate damage in beam bridges.
Shaoyi Zhang, Yang Liu
doaj   +1 more source

Experimental Study on the Probability of Different Wave Impact Types on a Vertical Wall with Horizontal Slab by Separation of Quasi-static Wave Impacts

open access: yesJournal of Marine Science and Engineering, 2022
When the fundamental natural frequency of marine structures is comparable to the dominant frequency of incident waves, the response of the load on the structure will be amplified.
Jianjun Huang   +2 more
doaj   +1 more source

Quasi-Static Ultrasound Elastography [PDF]

open access: yesUltrasound Clinics, 2009
Elastography is a new imaging modality where elastic tissue parameters related to the structural organization of normal and pathological tissues are imaged. Basic principles underlying the quasi-static elastography concept and principles are addressed. The rationale for elastographic imaging is reinforced using data on elastic properties of normal and ...
openaire   +2 more sources

OpenQSEI: A MATLAB package for quasi static elasticity imaging

open access: yesSoftwareX, 2019
Quasi Static Elasticity Imaging (QSEI) aims to computationally reconstruct the inhomogeneous distribution of the elastic modulus using a measured displacement field.
Danny Smyl, Sven Bossuyt, Dong Liu
doaj   +1 more source

Reactions of Al-PTFE under Impact and Quasi-Static Compression

open access: yesAdvances in Materials Science and Engineering, 2015
Conventionally, the Al-PTFE is thought to be inert under quasi-static or static loads. However, here we reported an initiation phenomenon of Al-PTFE under quasi-static compression.
Bin Feng   +5 more
doaj   +1 more source

Experimental Study on Quasi-Static Pressure of Slot Hydraulic Blasting

open access: yesShock and Vibration, 2018
Air is commonly used as the noncoupling borehole medium in directional slot blasting where the quasi-static pressure is small, the energy utilization rate of the explosive is low, and the breaking efficiency of the coal-rock mass is not high.
Chengwei Liu   +3 more
doaj   +1 more source

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