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Method for digital measurement of phase-frequency characteristics for a fixed-length ultrasonic spectrometer

✍ Scribed by Astashev, M. E.; Belosludtsev, K. N.; Kharakoz, D. P.

Book ID
125394601
Publisher
SP MAIK Nauka/Interperiodica
Year
2014
Tongue
English
Weight
461 KB
Volume
60
Category
Article
ISSN
1063-7710

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An ultrasonic method of acoustic parameter evaluation for porous materials saturated by air (or any other gas) is discussed. The method is based on the evolution of speed of sound and the attenuation inside the material when the static pressure of the gas saturating the material is changed. Asymptot