13.811 is split into two segments: structural dynamics for the first half of the semester and acoustics for the second half.

NOTE: Only the acoustics component is available on this site. The structural dynamics component has not yet been incorporated into OCW.

The chapters referred to in the table below are from the text: Williams, E. G. Fourier Acoustics: Sound Radiation and Nearfield Acoustical Holography. Burlington, MA: Academic Press, 1999. ISBN: 9780127539607. (Background Reading: Section 1)

Structural Dynamics
1-13 Structural Dynamics

14 Introduction

The Acoustic Wave Equation

Chap. 2.1-2.3
15 Helmholtz Equation

Plane Waves

Wavenumber Representation

Chap. 2.4-2.6
16 Radiation from Infinite Plate

2-d Wavenumber Space

Spherical Waves from Point Source

Chap. 2.7-2.8
17 Directivity Function

Radiation from Baffled Rectangular Piston

Chap. 2.11.1-2.11.5
18 Radiation from Planar Sources Chap. 2.11.6 and 2.12-2.13
19 Radiation from Elastic Plates Chap. 2.14-2.15
20 Quiz

21 Spherical Waves

Spherical Harmonics

Chap. 6.1-6.4
22 Spherical Multipole Radiation Chap. 6.5-6.6
23 Scattering from Spheres Chap. 6.1
24 Cylindrical Waves Chap. 4.1-4.3
25 Helical Waves Chap. 4.4
26 Radiation from Cylinders Chap. 4.5-4.7

Course Info

As Taught In
Spring 2004
Learning Resource Types
Problem Sets with Solutions
Exams with Solutions
Lecture Notes