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Journal ArticleDOI

Fatigue damage assessment by nonlinear ultrasonic materials characterization

Peter B. Nagy
- 01 Feb 1998 - 
- Vol. 36, pp 375-381
TLDR
In this article, the second-order acousto-elastic coefficient (SOC) was measured in a variety of materials including plastics, metals, composites and adhesives.
About
This article is published in Ultrasonics.The article was published on 1998-02-01. It has received 430 citations till now.

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Citations
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Journal ArticleDOI

Nonlinear ultrasonic techniques for nondestructive assessment of micro damage in material: A review

TL;DR: In this paper, the authors reviewed the overall progress in nonlinear ultrasonic technique with the brief introduction of basic principle in the application of each nonlinear Ultrasonic phenomenon, including higher harmonic generation, subharmonic generation, nonlinear resonance, or mixed frequency response.
Journal ArticleDOI

Nonlinear Elastic Wave Spectroscopy (NEWS) Techniques to Discern Material Damage, Part I: Nonlinear Wave Modulation Spectroscopy (NWMS)

TL;DR: In this paper, the authors proposed a nonlinear wave modulation spectroscopy (NWMS) method for detecting structural damage in materials, which focuses on the application of harmonics and sum and difference frequency to detect structural damage.
Journal ArticleDOI

Experimental characterization of fatigue damage in a nickel-base superalloy using nonlinear ultrasonic waves

TL;DR: In this article, the authors developed a robust experimental procedure to track the evolution of fatigue damage in a nickel-base superalloy with the acoustic nonlinearity parameter, β, and demonstrates its effectiveness by making repeatable measurements of β in multiple specimens, subjected to both high and low-cycle fatigue.
Journal ArticleDOI

Review of Second Harmonic Generation Measurement Techniques for Material State Determination in Metals

TL;DR: In this article, the authors present a comprehensive review of the current state of knowledge of second harmonic generation (SHG) measurements, a subset of nonlinear ultrasonic non-destructive evaluation techniques.
Journal ArticleDOI

Modelling of nonlinear crack–wave interactions for damage detection based on ultrasound—A review

TL;DR: In this paper, a review of modeling approaches used for nonlinear crack-wave interactions is presented, including models of crack-induced elastic, thermo-elastic and dissipative nonlinearities.
References
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BookDOI

Review of Progress in Quantitative Nondestructive Evaluation

TL;DR: The Review of Progress in Quantitative NDE (ROPQN) as mentioned in this paper is the world's leading conference in reporting annually new research and development results in quantitative NDE and promotes communication between the research and engineering communities and emphasize current reporting of work in progress.
Journal ArticleDOI

Second-Order Elastic Deformation of Solids

TL;DR: In this article, the velocities of elastic waves in stressed solids are derived using Murnaghan's theory of finite deformations and third-order terms in the energy.
Journal ArticleDOI

Sound Waves in Deformed Perfectly Elastic Materials. Acoustoelastic Effect

TL;DR: In this paper, the general equations for a small displacement superimposed on a finite deformation of a perfectly elastic material of arbitrary symmetry are derived and the equations are the basis of an analysis of plane waves of small amplitude propagating in an initially deformed and stressed elastic material.
Journal ArticleDOI

Acoustic harmonic generation at unbonded interfaces and fatigue cracks

TL;DR: In this article, a second-harmonic signal at a flat unbonded interface between two solids has been observed, caused by passage of a longitudinal acoustic wave across the interface.
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