A digital speckle pattern interferometer with optical fibres is proposed for composite materials diagnostics in an operative environment. Detection of a variety of flaws, such as disbonds, delaminations and cracks in aircraft components, is reported. Additional fringes are introduced for linearizing the fringe pattern and obtaining quantitative deformation measurements by Fourier transform analysis.
PAOLETTI D, SCHIRRIPA SPAGNOLO G, ZANETTA P, FACCHINI M, & ALBRECHT D (1994). Manipulation of speckle fringes for non-destructive testing of defects in composites. OPTICS AND LASER TECHNOLOGY, 26(2), 99-104.
Titolo: | Manipulation of speckle fringes for non-destructive testing of defects in composites |
Autori: | |
Data di pubblicazione: | 1994 |
Rivista: | |
Citazione: | PAOLETTI D, SCHIRRIPA SPAGNOLO G, ZANETTA P, FACCHINI M, & ALBRECHT D (1994). Manipulation of speckle fringes for non-destructive testing of defects in composites. OPTICS AND LASER TECHNOLOGY, 26(2), 99-104. |
Abstract: | A digital speckle pattern interferometer with optical fibres is proposed for composite materials diagnostics in an operative environment. Detection of a variety of flaws, such as disbonds, delaminations and cracks in aircraft components, is reported. Additional fringes are introduced for linearizing the fringe pattern and obtaining quantitative deformation measurements by Fourier transform analysis. |
Handle: | http://hdl.handle.net/11590/144936 |
Appare nelle tipologie: | 1.1 Articolo in rivista |
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