Concrete structures like roads and bridges require nondestructive testing methods to identify interior defects without ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...

The range of materials that concrete contains scatters normal sound waves, making clear imaging difficult to obtain.

Washington University Researchers have discovered that voice assistant programs like Siri can be hacked with ultrasonic sound waves that go undetected by human ears - but you probably won't have to ...

When [Electron Impressions] used a powerful ultrasonic array to project a narrow beam of sound toward a target, he described ...

EXISTING methods for detection of residual stresses in metals are limited to surface or near-surface examination, and will not reveal stresses within the material. A possible method of detection is ...

From ultrasonic algae suppression to pollutant destruction, the Florida cities of Tampa and Orlando are demonstrating how municipalities can rethink traditional water management with innovation and ...

As population ages and with the advancements in medical technology, the number of patients using implanted electronic devices, such as artificial pacemakers and defibrillators, is increasing worldwide ...

Researchers developed a high-resolution 3D ultrasonic imaging system for concrete, adapting to various structures for ...

Ultrasonic waves can help clean items around your home, but which products are best? Here are 12 types of tools that leverage ...

NTT Corp. (NTT) and Okayama University have developed a solution to the increasing problem of IoT signal interference by creating a topological ultrasonic circuit. Claimed as the first of its kind, ...