Futurism on MSN1d
Scientists Create Sound That Can Curve Through a Crowd and Reach Just One Person
A team of researchers have developed "audible enclave" technology that creates pockets of sound that can be heard at a ...
Researchers harness ultrasound to create isolated pockets of sound only you can hear in a crowd
Directing sound to a specific location is difficult because of how sound waves behave. As vibrations move through the air, ...
seattlepi.com8d
Researchers created sound that can bend itself through space, reaching only your ear in a crowd
What is sound? Sound is a vibration that travels through air as a wave. These waves are created when an object moves back and forth, compressing and decompressing air molecules. The frequency of these ...
Simon Fraser University6y
SOUND PRESSURE
The oscillating variations in sound pressure (called the WAVEFORM of the sound) PROPAGATE in the form of a SOUND WAVE. See: ACOUSTIC IMPEDANCE, COMPRESSION, LAW OF SUPERPOSITION, PARTICLE VELOCITY, ...
BBC4y
Sound waves - AQA Ultrasound
The process is very similar to ultrasound imaging. However, the sound waves used are within normal hearing range, and they are used to identify objects rather than internal structures. This ...