Ceramic resonators offer an attractive alternative to quartz crystals for stabilizing oscillation frequencies in many ...

A recent review evaluates two decades of advancements in quantum structured light, revealing the impact on photon information ...

The market currently experiences a technical renaissance defined by the transition toward wide-bandgap materials and intelligent regulation. Manufacturers are aggressively prioritizing efficiency over ...

Denmark's MyDefence is adding its new WideBand Extended Frequency (XF) antenna and detection software to its wearable unmanned aircraft system (UAS) detector Wingman as part of an upgrade based on ...

Discover the Minelab Vanquish 440 metal detector in this in-depth review, covering its powerful Multi-IQ technology, intuitive controls, and real-world field performance. Whether you're a beginner or ...

Lightning is one of nature’s most intense and unpredictable forces, but thankfully, we have got technology to help us stay ahead of the storm. Lightning detectors are designed to pick up the ...

Audio frequency detection is the process of identifying the pitch or dominant frequency of a sound signal. Three common methods used are Fast Fourier Transform (FFT), AutoCorrelation, and ...

Abstract: This article proposes a 2.5-D wideband amplifying frequency-selective rasorber (AFSR). First, a 2.5-D antenna-circuit-antenna frequency-selective surface (FSS) based on the conventional 2-D ...

On April 1, amateur metal detectorists Katarzyna Herdzik and Jacek Ukowski made a stunning discovery on a Polish beach. Their scanners led them to an ornate 24cm dagger covered in stars and crescent ...

China is on a mission to become the world’s dominant superpower by 2049. That goal is driving a desire to build a world-class navy that can challenge the United States. To make it even stronger, ...