When high-voltage electricity breaks out in open air, it rips through the atmosphere, forming chaotic, branching fingers of electric plasma. These electrical arcs are difficult to control. They branch ...

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 ...

A new way of creating specially shaped pulses of ultrasound using light and a 3D printer has been unveiled by Michael Brown and colleagues at University College London. The pulses, which are creating ...

Piezoelectric nanoparticles deployed inside immune cells and stimulated remotely by ultrasound can trigger the body's disease-fighting response, according to an interdisciplinary team of Boston ...

The researchers, along with partners from industry and government railroad organizations, applied an advanced form of ultrasound featuring new beamforming algorithms to develop a ...

Tony Jun Huang is in the Thomas Lord Department of Mechanical Engineering and Materials Science, Duke University, Durham, North Carolina 27708, USA. Shi et al. harness the physics of resonant ...

Registration for the 2025 course is now closed. Please check back for November 2026 course dates. The course is organised by the Joint Department of Physics of The Royal Marsden NHS Foundation Trust ...

A Rutgers spin-off company, PONS, developed by an engineer who lost family to illness, improves early disease detection.

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 ...