Abstract: Piezoelectric acoustic emission (AE) sensors, characterized by their simple structure, high sensitivity, and wide frequency bandwidth, demonstrate significant potential for applications in ...

Dec. 29 (UPI) --China began holding live-fire military drills around Taiwan on Monday, creating a simulation of a blockade of the island's major ports as a warning to "separatist forces." The army, ...

Abstract: A sensor system combining light detection and ranging (lidar) and radio detection and ranging (radar) using a large aperture phased array and multiple input multiple output (MIMO) approach ...