Accession Number:

ADA256289

Title:

Problems in Nonlinear Acoustics: Rayleigh Waves, Pulsed Sound Beams, Reflection of Focused Beams, Waveguides, Cooperative Radiation of Sound by Bubbles, Acoustic Streaming Effects in Standing Waves, and Spark-Source Lithotripter Pulses

Descriptive Note:

Annual summary rept. 1 Aug 1991-14 Aug 1992

Corporate Author:

TEXAS UNIV AT AUSTIN DEPT OF MECHANICAL ENGINEERING

Personal Author(s):

Report Date:

1992-08-14

Pagination or Media Count:

29.0

Abstract:

Nine projects are discussed in this annual summary report, all of which involve basic research in physical acoustics, mainly nonlinear acoustics 1 Nonlinear Rayleigh Waves, 2 Finite Amplitude Pulses in Liquids with Strong Absorption, 3 Reflection of a Focused Beam from a Curved Target, 4 Finite Amplitude Propagation in a Sound Velocity Channel, 5 Second Harmonic Generation in Pekeris Waveguides, 6 Finite Amplitude Propagation in Multiple Waveguide Modes, 7 Cooperative Radiation and Scattering of Sound by Bubbles, 8 Water Fountains Produced by Intense Standing Waves in Air, and 9 SparkSource Lithotripter Pulses. nonlinear acoustics, waveguides, pulsed beams, layered media, focused beams, surface waves.

Subject Categories:

  • Acoustics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE