xAI open-sourced its Grok Build terminal coding agent on Wednesday under the Apache 2.0 license, releasing 844,530 lines of Rust to GitHub hours after the tool's covert full-repository upload behavior ...

Abstract: The multilevel inverter has attracted more and more attention in high-power wireless power transfer (WPT) systems, but its switching loss and capacitor voltage balancing are worrying issues.

Abstract: In this article, a low-cost and mechanically robust approach for the design of mechanically phase-tunable reflectarray (RA) elements operating in the C-band is proposed. The proposed element ...