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Effect of surface scratches on the characteristics of nonlinear Rayleigh surface waves in glass

Producción científica: Articlerevisión exhaustiva

10 Citas (Scopus)

Resumen

Using nonlinear Rayleigh waves, the effect of surface scratches on the propagation of nonlinear ultrasonic waves in a glass plate was investigated. The results showed that the amplitudes of the fundamental and second harmonics of the nonlinear Rayleigh waves decreased with increasing average width of surface scratches due to the interaction between scratch-induced cracks and wave propagation. The increase of the nonlinearity with the average scratch width suggests that the surface scratches caused the decrease of apparent Young's modulus near the glass surface. Nonlinear Rayleigh surface waves could be a potential method for the quantitative and rapid measurement of surface and subsurface damage in brittle materials.

Idioma originalEnglish
Páginas (desde-hasta)101-105
Número de páginas5
PublicaciónJournal of Non-Crystalline Solids
Volumen378
DOI
EstadoPublished - 2013

Nota bibliográfica

Funding Information:
The authors are grateful for the supports provided by The National High Technology Research and Development Program of China ( 2012AA040106 ), the National Key Technology R&D Program ( 2011BAK06B03 ), and the Natural Science Foundation of Shanghai ( 11JC1403200 ).

Financiación

The authors are grateful for the supports provided by The National High Technology Research and Development Program of China ( 2012AA040106 ), the National Key Technology R&D Program ( 2011BAK06B03 ), and the Natural Science Foundation of Shanghai ( 11JC1403200 ).

FinanciadoresNúmero del financiador
Natural Science Foundation of Shanghai11JC1403200
Natural Science Foundation of Shanghai
National High-tech Research and Development Program2012AA040106
National High-tech Research and Development Program
National Key Basic Research and Development Program of China2011BAK06B03
National Key Basic Research and Development Program of China

    ASJC Scopus subject areas

    • Electronic, Optical and Magnetic Materials
    • Ceramics and Composites
    • Condensed Matter Physics
    • Materials Chemistry

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