Chaotic 3D currents form multiple microplastic 'attractors' beneath the ocean surface, study finds

The ocean is saturated with microplastics. While we know the location of the great garbage patches, where plastic particles ...
IEEE

mm-Wave Circular Patch Arrays with Radial Feed Networks

Abstract: Feed network loss and reactive loading are major sources of inefficiency in mm-wave patch array antennas. To address this, the application of non-resonant radial combiners to antenna feed ...