The notes contained in this page correspond to the delivery of ME413/513/504ST during Spring Semester 2005. The content of ME413/513 changes from semester to semester. Lecture notes from ME413/513 delivered Spring 2004 can be found here.

Acoustic Wave Equation in Fluids and Its Simple Solutions (9 Sessions)
• Session 1: Introduction, Complex Numbers, Acoustic Variables
• Session 2: Derivation of the Wave Equation, Plane Waves
• Session 3: Harmonic Plane Waves, Wavenumber and Wavelength
• Session 4: Speed of Sound in Gasses and Liquids, Complex Exponential Method of Solution
• Session 5: Acoustic Velocity, Displacement
• Session 6: Radially Symmetric Spherical Waves
• Session 7: Pulsating Sphere, Acoustic Intensity, Time-Average of a Product Rule
• Session 8: Sound Pressure Measurement with Decibel Scales
• Session 17: Exam I Review

  Propagation of Acoustic Waves in Rectangular, Cylindrical, and Spherical Coordinates (17 Sessions)

• Session 9: Plane Wave Propagation at Oblique Angles, Wave-vector.
• Session 10: Oblique Incidence to a Plane Fluid Boundary, Snell's Law
• Session 11: Oblique Incidence to a Plane Fluid Boundary, Normal Incidence , ObliqueReflectionTransmissionV2000.mcd , ObliqueReflectionTransmission.pdf , AirIntoWater0DegIncidence.avi , AirIntoWater5DegIncidence.avi , AirIntoWater12DegIncidence.avi , AirIntoWater15DegIncidence.avi , AirIntoWater30DegIncidence.avi
• Session 12: Oblique Incidence to a Plane Fluid Boundary, Standing Waves.
• Session 13: Oblique Incidence to a Plane Fluid Boundary, Evanescent Waves, Fourier Series.
• Session 14: Fourier Series, Intro to Cylindrical Geometry , FourierSeriesExampleV2001.mcd , FourierSeriesExample.pdf
• Session 15: Bessel Functions , BesselFunctionsV2001.mcd , BesselFunctions.pdf
• Session 16: Pulsating Wire , ExampleCylindricalRadiationProblemsV2001.mcd , ExampleCylindricalRadiationProblems.pdf
• Session 18: Energy Conservation for Cylindrical Waves, Boundary Conditions for Vibrating Wire
• Session 19: Transversely Vibrating Wire , TransverselyVibratingWire.avi
• Session 20: Scattering From a Rigid Cylinder , ScatteringFromCylinderVsFrequency.pdf , ScatteringFromCylinder1.avi , ScatteringFromCylinder2.avi
• Session 21: Introduction to Spherical Waves , SphericalBesselAndLagendreFunctionsV2001.mcd , SphericalBesselAndLagendreFunctions.pdf
• Session 22: Lagendre Functions and Lagendre Series
• Session 23: Pulsating Sphere
• Session 24: Scattering From a Sphere , ExampleSphericalRadiationProblemsV2001.mcd , ExampleSphericalRadiationProblems.pdf
• Session 25: Bi-Polar Radiating Sphere
• Session 26: Exam II Review

  Acoustic Absorption (3 Sessions)

• Session 27: Complex Wavenumber Model for Absorption
• Session 28: Classical Absorption
• Session 29: Molecular Relaxation , AbsorptionInAirBlackstockV2001.mcd , AbsorptionInAirBlackstock.pdf

  Waveguides and Cavities

• Session 30: Semi-Infinite Rectangular Waveguide
• Session 31: Two-Dimensional, Semi-Infinite Rectangular Waveguide, Propagating and Evanescent Modes, Cuttoff Frequency , 2drectangularwaveguideV2001.mcd , 2drectangularwaveguide.pdf
• Session 32: Phase Speed, Dispersion, Three-Dimensional Semi-Infinite Rectangular Waveguide
• Session 33: Phase Speed Again, Two-Dimensional Rectangular Cavity
• Session 34: Two-Dimensional Rectangular Cavity, Resonance Frequencies , 2drectangularcavityV2001.mcd , 2drectangularcavity.pdf
• Session 35: Three-Dimensional Rectangular Cavity
• Session 36: Resonance Frequencies for Three-Dimensional Cavities , Exam III Review
• , 2dcylindricalwaveguideV2001.mcd , 2dcylindricalwaveguide.pdf
• Session 37: Semi-Infinite Axi-Symmetric Cylindrical Waveguide
• Session 38: Semi-Infinite Axi-Symmetric Cylindrical Waveguide

  Acoustic Signal Processing