Table of Contents

1. Introduction.; 2. Sound Absorption Mechanisms.; 3. Sheet Absorbers.; 4. Resonators.; 5. Rigid Porous Materials.; 6. Flexible Porous Materials.; 7. Duct Acoustics Overview.; 8. Lined Ducts.; 9. Reactive Duct Elements.; 10. Mathematical Supplements & Comments.; Appendix A. Transmission Matrices.; B. Historical Notes/Absorbers.; C. Historical Notes/Ducts.; Index.

About the Author

Uno Ingard is the internationally recognized professor emeritus of physics (MIT) who was awarded the Gold Medal of the Acoustical Society of America, the Rayleigh Medal by the Institute of Acoustics (UK), the Education Award of the Institute of Noise Control Engineering, the John Ericsson Medal (American Society of Swedish Engineers), and the Per Bruel Gold Medal of the American Society of Mechanical Engineers. He has written numerous books, as well as journal articles in the fields of acoustics and fluid physics that have appeared in the Journal of the Acoustical Society of America, Physics of Fluids, Physical Review, Physical Review Letters, Transactions of ASME, and Acustica (Germany); he is a fellow of the American Physical Society and was awarded membership in the prestigious National Academy of Engineering.