Results 71 to 80 of about 156,674 (316)

An asymptotic membrane-like theory for long-wave motion in a pre-stressed elastic plate

open access: yes, 2002
An asymptotically consistent two-dimensional theory is developed to help elucidate dynamic response in finitely deformed layers. The layers are composed of incompressible elastic material, with the theory appropriate for long-wave motion associated with ...
Rogerson, G A, Pichugin, A V
core   +1 more source

ALTERNATIVE PROCEDURE TO DETERMINE THE RESPONSE REDUCTION FACTOR FOR DUCTILE RC FRAMED BUILDINGS

open access: yesGaceta Técnica, 2018
The seismic design is based on the results of the structures elastic analysis, even though now days the nonlinear analysis is increasingly accessible.
Juan Carlos Vielma Pérez   +2 more
doaj   +1 more source

Variable Stiffness Flexure Structures Enabled by Phase‐Change Gallium and Adhesive Interfacial Locking for Soft Robotic Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A flexure‐based variable stiffness structure is developed by integrating phase‐change modulation and adhesive interfacial locking of gallium. The design enables a wide stiffness variability, transitioning from soft, flexible behavior to rigid, load‐supporting performance.
Sungjin Kim   +2 more
wiley   +1 more source

Remarks on orthotropic elastic models applied to wood

open access: yesMaterials Research, 2006
Wood is generally considered an anisotropic material. In terms of engineering elastic models, wood is usually treated as an orthotropic material. This paper presents an analysis of two principal anisotropic elastic models that are usually applied to wood.
Nilson Tadeu Mascia   +1 more
doaj   +1 more source

Nonlinear soil spring model and parameters for calculating deformation of enclosure structure of foundation pits

open access: yesYantu gongcheng xuebao, 2020
At present, when calculating deformation of foundation pits, it is unreasonable to use linear elastic spring to simulate the soil in the passive area. In order to make the calculation of foundation pit deformation closer to the actual monitoring results,
WANG Hong-xin 1, 2, LI Xue-qiang 1, YANG Shi-fei 3, LU Jia-feng 3
doaj   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Finite Element Analysis for Linear Viscoelastic Materials Considering Time-Dependent Poisson’s Ratio: Variable Stiffness Method

open access: yesApplied Sciences
For linear viscoelastic materials, this paper proposes a finite element analysis method based on an integral constitutive relationship that can simultaneously consider the relaxation behavior of the elastic modulus and the creep Poisson’s ratio. Firstly,
Xueren Wang   +5 more
doaj   +1 more source

The simple method of dynamic visco-elastic analysis of road structure. on rheological foundation

open access: yesBudownictwo i Architektura, 2009
In contrast to computationally advanced methods of road pavement dynamic analysis, the one-dimensional, simple method is derived on the basis of visco-elastic simple beam lying on generalized Winkler visco-elastic foundation.
Sławomir Karaś, Magdalena Sawecka
doaj   +1 more source

Additive Gaussian Process Regression for Predictive Design of High‐Performance, Printable Silicones

open access: yesAdvanced Engineering Materials, EarlyView.
A chemistry‐aware design framework for tuning printable polydimethylsiloxane (PDMS) for vat photopolymerization (VPP) is developed using additive Gaussian process (GP) modeling. Polymer network mechanics informs variable groupings, feasible formulation constraints, and interaction variables.
Roxana Carbonell   +3 more
wiley   +1 more source

The Bree problem with different yield stresses on-load and off-load and application to creep ratcheting

open access: yes, 2014
The ratchet boundaries and ratchet strains are derived for the Bree problem and an elastic perfectly plastic material with different yield stresses on-load and off-load.
Chen, Haofeng   +2 more
core   +1 more source

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