Soviet Physics: Acoustics, Volume 14American Institute of Physics., 1968 - Acoustical engineering |
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Page 425
... diffraction corrections for sound velocity measurements with an acoustic interferometer was first carried out by Krasnushkin . For sufficiently large separations between the radiator and re- flector the author obtained a correction that ...
... diffraction corrections for sound velocity measurements with an acoustic interferometer was first carried out by Krasnushkin . For sufficiently large separations between the radiator and re- flector the author obtained a correction that ...
Page 426
... diffraction attenuation as a function of the parameter § / π [ ( z2 + 4a2 ) 1/2 - z ] / λ are shown in Fig . 14 , where curve 1 corresponds to 1 Mc and curve 2 to 3 Mc ; one unit on the ordinate axis is equivalent to 3.16 dB . The ...
... diffraction attenuation as a function of the parameter § / π [ ( z2 + 4a2 ) 1/2 - z ] / λ are shown in Fig . 14 , where curve 1 corresponds to 1 Mc and curve 2 to 3 Mc ; one unit on the ordinate axis is equivalent to 3.16 dB . The ...
Page 428
... diffraction on the results of sound velocity measurements in liquids by the in- terferometer method with variable distance between the radiator and reflector has been studied ex- perimentally by Ilgunas , Kubilyunene , and Yapertas [ 80 ...
... diffraction on the results of sound velocity measurements in liquids by the in- terferometer method with variable distance between the radiator and reflector has been studied ex- perimentally by Ilgunas , Kubilyunene , and Yapertas [ 80 ...
Contents
Static and Dynamic Properties of the Magnetostrictive Alloy Nicosi | 18 |
Sound Field of a System of Pulsating Rings on a Cylinder V K Alekseev | 27 |
Design Calculation of Sound Absorbers Comprising a Porous Material with | 37 |
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1968 Original article absorption Akust Akusticheskii Zhurnal amplitude angle approximation axis boundary conditions bubbles calculated cavitation zone characteristics coefficient correlation corresponding crystal curve cylinder density dependence determined diffraction elastic energy equal equation experimental expression flexural wave frequency function impedance Institute of Acoustics integral interval investigated layer liquid LITERATURE CITED loudness magnetostrictive maximum measurements medium method monaural Moscow noise level normal modes obtain Original article submitted oscillations parameters particle velocity Phys piezoelectric plane wave plate problem propagation pulse quency radiation impedance radiator radius Rayleigh wave relation resonance scattering shown in Fig signal signal noise solution sound field sound pressure sound wave spectra spectrum surface temperature tion tone transducer Translated from Akusticheskii U₁ ultrasonic ultrasound under-ice noise values variables velocity of sound vibrations wave number waveguide wavelength