Penn State University
Penn State University

Department of

Mechanical and Nuclear Engineering


Committed to Teaching, Research, and Service

Research & Facilities - Research - Acoustics & Vibrations

Faculty: Dr. Gary Koopmann, Dr. John Lamancusa, Dr. Chris Rahn, Dr. Alok Sinha, Dr. Martin Trethewey

Research Areas: Active noise control in aircraft cabins, noise and vibration control in adaptive composite structures, material tailoring for noise control, actively conformable airfoils, atmospheric sound propagation, ultrasonic position sensing, sonic booms, active-passive hybrid structural controls, semi-active dynamic absorbers, chassis dynamics model, vehicle powertrain noise and vibration, rotor stability augmentation, active-passive rotor blade vibration control.
Acoustic Vibrations

Uncracked Bell
Cracked Bell


Click on above images to hear the difference

Dr. Gary Koopmann and colleagues in the Center for Acoustics and Vibration can simulate the sound an object will make while still in the design stage. Important issue in customer acceptance.