Using the Five-hundred-meter Aperture Spherical Radio Telescope (FAST), Chinese astronomers have explored the behavior of a ...

Abstract: This work presents the design, fabrication, and characterization of a dual-frequency square piezoelectric micromachined ultrasonic transducer (PMUT) featuring a novel dual top electrode ...

Researchers develop TRFS, a non-invasive radio frequency technique that can suppress or excite deep-brain activity to treat depression, epilepsy, and Parkinson’s.

Abstract: The increasing penetration of inverter-based resources (IBRs) in power systems has raised many concerns in terms of frequency stability. However, prior art analytical models for system ...