Paper
20 June 2007 Low-frequency acoustical defectoscopy
Viktor Chirkov, Vladimir Petrov, Sergey Lapin, Andrey Ivannikov, Yuriy Norov
Author Affiliations +
Abstract
In present paper some methods of low-frequency acoustic defectoscopy are considered. The defectoscope, developed in our laboratory, was used for investigation of acoustical spectra. Preparations from graphite have been used as investigated objects. The following characteristics of materials of researched samples have been defined by methods of acoustic spectroscopy: sound speed and attenuation, modulus of elasticity, deficiency of researched sample.
© (2007) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Viktor Chirkov, Vladimir Petrov, Sergey Lapin, Andrey Ivannikov, and Yuriy Norov "Low-frequency acoustical defectoscopy", Proc. SPIE 6536, Saratov Fall Meeting 2006: Coherent Optics of Ordered and Random Media VII, 65360V (20 June 2007); https://doi.org/10.1117/12.753468
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KEYWORDS
Acoustics

Signal attenuation

Spectroscopy

Nondestructive evaluation

Amplifiers

Analytical research

Ultrasonics

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