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Drop-Weight Impact on Fiber-Metal Laminates Using Various Indenters
Impact damage induced by drop-weight instrument on different types of Glare fiber-metal laminates {FML’s) was studied experimentally. Indenters with various shapes and sizes were used in this study.Expand
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Fracture Process Zone of Concrete
Double displacement compliance and replica techniques were used to determine the macro and total crack lengths, respectively in nineteen crack-line wedge-loaded, double cantilever beam (CLWLDCB) modeExpand
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Stress intensity factors for cracks emanating from a curvilinear hole in an anisotropic plane under arbitrary loadings
Abstract Based on a specific fundamental solution, which is due to a point force or a concentrated moment acting in an infinite anisotropic plane with a crack, stress intensity factors for problemsExpand
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Composite Strips with a Circular Stress Concentration Under Tension
Abstract : A series of tensile experiments were performed on S2 glass/toughened epoxy composite strips with a center hole or a pin joint at various temperatures within the range of -60 deg C and 125Expand
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Impact Damage Mechanisms in Fiber-Metal Laminates
Impact-induced damage mechanisms in Glare and ARALL fiber-metal laminates subject to instrumented drop-weight impacts at various impact energies and temperatures were studied. Damage in pure aluminumExpand
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An Elastic Failure Model of Indentation Damage
A mechanistically consistent model for indentation damage based on elastic failure at tensile or shear overloads, is proposed. The model accommodates arbitrary crack orientation, stress relaxation,Expand
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Efficiency of Active Control of Beam Vibration Using PZT Patches
This study is aimed to explore efficiency problems of using PZT patches in active vibration control of beams. The PZT patches are surface-bonded as actuators and strain gages are used as sensors.Expand
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Improved Nonlinear Model for Concrete Fracture
A nonlinear model for the fracture process zone (FPZ) that exists at the tip of a crack in concrete is developed through the interactive use of experimental data and finite element analysis ofExpand
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Effects of Loading History on Fracture Properties of Concrete
A static fracture process zone (FPZ) model, which describes the nonlinear relationship between the crack-closure stress and the coexisting crack-opening displacement, was used to predict the effectsExpand
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A non‐Jacobian numerical quadrature for semi‐infinite integrals
The quadrature first transforms the semi-infinite integration limit into a finite limit. Standard numerical integration procedures such as Gauss-Chebyshev or Gauss-Legendre schemes can then be usedExpand
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