Ruby 4.0: A lot of restructuring under the hood, few new features

The new major version with a new JIT compiler, a revised parallelization API, and a maturing type system paves the way for ...
IEEE

Wideband High-Efficiency Slot Array Antenna Based on Gap Waveguide Single-Layer Feeding Network

A single-layer, full metal, wideband, and high-efficiency slot array antenna operating in V band [(50 to 75) GHz] is proposed using a single corporate-feeding network based on gap waveguide (GW) ...