Research Areas, Collaborators, and Sponsors

Research interests: nonlinear acoustics, aeroacoustics, jet noise, rocket noise, blast noise, active noise control, outdoor sound propagation, musical acoustics, education in acoustics, physics education.


Jet Aeroacoustics

Military Fighter Aircraft


Explosive Volcanoes

Source Characterization Methods

Near-field Acoustical Holography

Vector Acoustic Intensity

Phased-Array Analysis

Equivalent Source Modeling

Nonlinear Acoustics

Nonlinearity Metrics

Jet Noise Propagation

Rocket Noise Propagation

Blast Noise Propagation

Perception of Nonlinearly Propagated Noise


Acoustical Design of an Aircraft Gatling Gun Range 

Active Noise Control of Cooling Fans

We have studied the noise source generation mechanisms in order to optimize the active control process and achieve global reductions in desktops, server trays, and laptops.  Additional information about this research and technology development may be found here.

Musical Acoustics

Near-field Acoustical Holography of the Hammered Dulcimer

Acoustics of the Balinese Gamelan

Physics and Chemistry Demonstrations

The Rubens Tube

Acoustics of the Balloon Lens

Acoustically-driven Vortex Cannon

Audio-frequency Line Array

Weak-shock Propagation Demonstration

Auditory Risk of Chemistry Demonstrations 

Research Students

A list of current and past students may be found here.

Research Collaborators 

Brigham Young University  Scott Sommerfeldt, Traci Neilsen, Jon Blotter, Tim Leishman, Brian Anderson, Dan Maynes, Steve Turley, Jeff Macedone, Jeremy Grimshaw, Scott Thomson, John Ellsworth, William Strong, Tadd Truscott, Derek Thomas
Blue Ridge Research and Consulting Michael James, Micah Downing, Alexandria Salton, Matt Calton
University of Louisiana Lafayette  Sally McInerny
NASA Marshall Space Flight Center  Jeremy Kenny
Penn State  Anthony Atchley, Vic Sparrow, Tom Gabrielson, Micah Shepherd, Amanda Hanford 
Air Force Research Laboratory  Alan Wall, Hilary Gallagher, Rich McKinley 
University of Alaksa Fairbanks  David Fee
Scripps Oceanographic Institute  Robin Matoza, Darcy Ogden
University of Florida  Larry Ukeiley
Wyle Laboratories  Chris Hobbs
University of Tokyo Koji Okamoto, Susumu Teramoto
Japan Aerospace Exploration Agency Seiji Tsutsumi
Yonsei University (Seoul) Won Ohm

Research Sponsors

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