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.
LEC # | TOPICS | LECTURERS | LECTURE NOTES |
---|---|---|---|
Structural Dynamics | |||
1-13 | Structural Dynamics | ||
Acoustics | |||
14 |
Introduction
The Acoustic Wave Equation |
Schmidt | (PDF) |
15 |
Helmholtz Equation
Plane Waves Wavenumber Representation |
Schmidt | (PDF) |
16 |
Radiation from Infinite Plate
2-d Wavenumber Space Spherical Waves from Point Source |
Schmidt | (PDF - 1.2 MB) |
17 |
Directivity Function
Radiation from Baffled Rectangular Piston |
Schmidt | (PDF) |
18 | Radiation from Planar Sources | Schmidt |
(PDF)
Supporting Files (ZIP) (The ZIP file contains: circ.m, circ_arr.m, dba.m, dbp.m, rect.m, rect_arr.m, sinc.m, and wavei.m.) |
19 | Radiation from Elastic Plates | Schmidt |
(PDF)
Supporting Files (ZIP) (The ZIP file contains: plate.m.) |
20 | Quiz | ||
21 |
Spherical Waves
Spherical Harmonics |
Battle | (PDF) |
22 | Spherical Multipole Radiation | Battle | (PDF) |
23 | Scattering from Spheres | Battle | |
24 | Cylindrical Waves | Battle | (PDF) |
25 | Helical Waves | Battle |
(PDF)
Supporting Files (ZIP) (This ZIP file contains: readme.txt, cylrad.m, dH_ndx.m, dhndx.m, dipole.m, djndx.m, H_n.m, hard_sphere.m, helical.m, hn.m, jn.m, lpoly.m, monopole.m, sharm.m, soft_sphere.m, Ymn.m, and yn.m.) |
26 | Radiation from Cylinders | Battle |