Chapter 4.5. Acoustic Properties
- Dr. Michael Scheffler2,
- Prof. Ing. Paolo Colombo3
Published Online: 24 MAR 2006
DOI: 10.1002/3527606696.ch4e
Copyright © 2005 Wiley-VCH Verlag GmbH & Co. KGaA
Book Title
Cellular Ceramics: Structure, Manufacturing, Properties and Applications
Additional Information
How to Cite
Dupère, I. D. J., Lu, T. J. and Dowling, A. P. (2006) Acoustic Properties, in Cellular Ceramics: Structure, Manufacturing, Properties and Applications (eds M. Scheffler and P. Colombo), Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, FRG. doi: 10.1002/3527606696.ch4e
Editor Information
- 2
Department of Materials Science & Engineering, University of Washington, 418 Roberts Hall, Box 352120, Seattle, WA 98195-2120, USA
- 3
Dipartimento di Chimica Applicata, e Scienza dei Materiali, Università di Bologna, V. le Risorgimento 2, 40136 Bologna, Italy
Publication History
- Published Online: 24 MAR 2006
- Published Print: 9 MAY 2005
ISBN Information
Print ISBN: 9783527313204
Online ISBN: 9783527606696
- Summary
- Chapter
Keywords:
- cellular ceramics;
- acoustic properties;
- acoustic propagation;
- experimental techniques;
- empirical models;
- theoretical models
Summary
This chapter contains sections titled:
Introduction
Acoustic Propagation
Linearized Equations of Motion
Wave Equation
Relationships between Acoustic Parameters under Inviscid Conditions
Acoustic Energy
Acoustic Properties
Acoustic Impedance and Admittance
Acoustic Wavenumber
Reflection Coefficient, Transmission Coefficient, and Transmission Loss
Absorption Coefficient
Experimental Techniques
Moving-Microphone Technique
Two- and Four-Microphone Techniques
Empirical Models
Theoretical Models
Viscous Attenuation in Channels (Rayleigh's Model)
Acoustic Damping by an Array of Elements Perpendicular to the Propagation Direction
Generalized Models
Complex Viscosity and Complex Density Models
Direct Models
Biot's Model
Lambert's Model
Acoustic Applications of Cellular Ceramics
Summary