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.
Structural Dynamics 
113 
Structural Dynamics 

Acoustics 
14 
Introduction
The Acoustic Wave Equation 

15 
Helmholtz Equation
Plane Waves
Wavenumber Representation 

16 
Radiation from Infinite Plate
2d Wavenumber Space
Spherical Waves from Point Source 

17 
Directivity Function
Radiation from Baffled Rectangular Piston 

18 
Radiation from Planar Sources 

19 
Radiation from Elastic Plates 
Problem set 1 due 
20 
Quiz 

21 
Spherical Waves
Spherical Harmonics 

22 
Spherical Multipole Radiation 
Problem set 2 due 
23 
Scattering from Spheres 

24 
Cylindrical Waves 
Problem set 3 due 
25 
Helical Waves 

26 
Radiation from Cylinders 
Problem set 4 due 
