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 original | English |
|---|---|
| Páginas (desde-hasta) | 101-105 |
| Número de páginas | 5 |
| Publicación | Journal of Non-Crystalline Solids |
| Volumen | 378 |
| DOI | |
| Estado | Published - 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 ).
| Financiadores | Número del financiador |
|---|---|
| Natural Science Foundation of Shanghai | 11JC1403200 |
| Natural Science Foundation of Shanghai | |
| National High-tech Research and Development Program | 2012AA040106 |
| National High-tech Research and Development Program | |
| National Key Basic Research and Development Program of China | 2011BAK06B03 |
| 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
Huella
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