IEEE Spectrum on MSN18h
Ultrasonic Beams Create Private Sound PocketsUltrasonic beams fired through a 3D-printed metasurface can create localized pockets of sound that are inaudible to ...
The researchers created localized pockets of sound, called “audible enclaves.” These enclaves are like small, invisible sound ...
Interesting Engineering on MSN18h
Sound-bending tech lets you hear music without earphones while others are undisturbedThe person standing at that point can hear sound, while anyone standing nearby would not. This creates a privacy barrier ...
Controlling where sound goes is difficult because of a phenomenon called diffraction – the tendency of sound waves to spread out as they travel. This effect is particularly strong for low-frequency ...
The treatment of kidney stones could soon be getting much faster, easier, and safer. Scientists have devised a method of ...
It may someday be possible to listen to a favorite podcast or song without disturbing the people around you, even without ...
According to the researchers, neither beam is audible by itself - it is the intersection of the beams that create a local nonlinear interaction, which generates audible sound. Furthermore, the beams ...
Tiago Costa discusses why ultrasound neuromodulation has significant potential to transform the treatment of depression ...
A team from the Universitat Politècnica de València (UPV) and the Spanish National Research Council (CSIC), belonging to the ...
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