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A device that can perform 3D ultrasound imaging with just one large piezoelectric ultrasound transmitter and receiver has been developed by researchers in the Netherlands. Most ultrasound imagers use ...

Researchers in Brazil have reported that high-frequency ultrasound can rupture viral envelopes in pathogens such as severe ...

Researchers at the University of São Paulo (USP) in Brazil have discovered that high-frequency ultrasound waves similar to ...

Ultrasound close ultrasoundSound with a frequency greater than 20,000 Hz (20 kHz). waves have a frequency higher than the upper limit for human hearing – above 20,000 Hertz (Hz). Different species of ...