Tag Archives: Acoustics

Ultrasound Enables Remote 3-D Printing—Even in the Human Body

For the first time, researchers have used sound waves to 3-D print an object from a distance—even with a wall in the way. Continue reading →

Posted in Scientific American | Tagged , , , | Leave a comment

Earplugs That Block Out All Sounds

A new 3D-printed earplug can absorb physiological sounds made by the body, potentially making it more acoustically comfortable to use than some commercially available earplugs. Continue reading →

Posted in APS Physics | Tagged , , | Leave a comment

Identifying the Source of a Sound

Torben Pastore had careers in rock n’ roll, furniture design, and construction before beginning a research career in psychoacoustics. Now he investigates how humans perceive their acoustical surroundings. Continue reading →

Posted in APS Physics | Tagged , | Leave a comment

Ricocheting Waves Pinpoint an Object’s Location

An echo chamber captures small-scale information about an object without the need for up-close probing. Read more in APS Physics…

Posted in APS Physics | Tagged , , | Leave a comment

Tracking Forces with Sound

Acoustic emission from a ruptured liquid film reveals the forces that drive the liquid’s flow. Continue reading →

Posted in APS Physics | Tagged , , | Leave a comment

A broad acoustic bandwidth helps listeners understand fragmented speech

High-frequency audibility is critical for understanding speech in crowded social settings. Continue reading →

Posted in Physics Today | Tagged , | Leave a comment

Broad bandwidth helps listeners understand fragmented speech

High-frequency audibility is singled out as essential for comprehension in crowded settings. Continue reading →

Posted in Physics Today | Tagged , | Leave a comment

Acoustic metasurface creates quiet locations in a room

With its tunable panels, the specially designed surface can sculpt soundscapes on the fly. Continue reading →

Posted in Physics Today | Tagged , , | Leave a comment

Quieting a room with metamaterial wall panels

Specially designed surface sculpts sound waves in a room. Continue reading →

Posted in Physics Today | Tagged , , , | Leave a comment

Making Shear Waves for Ultrasonic Imaging

New filter allows shear waves to be produced efficiently, which could lead to higher resolution ultrasound images. Read more in Continue reading →

Posted in APS Physics | Tagged , , , , | Leave a comment