Abstract: In this article, a half-tangent phase-locked loop (HTan-PLL) is proposed for variable-frequency grids of more electric aircrafts. First, the pros and cons of the synchronous reference frame ...

Abstract: Focusing on a quadrotor unmanned aerial vehicle (UAV), the presence of unintended actuator faults and external disturbances increases the risk of a crash. Although plenty of efforts have ...

Learn how to tie the Alamar Knot, a decorative double loop knot traditionally used in horse tack and equestrian setups. This step-by-step guide highlights its practical applications and elegant design ...

Discover the strongest and most visually striking loop knot you probably haven’t tried: ABOK 1032, featuring the Chinese Crown and Chinese Cross Knot. This knot combines exceptional strength with ...

December 10, 2025. That's the date when the final Federal Reserve meeting will conclude its final 2025 meeting and, with it, a now widely anticipated reduction to the federal funds rate. A rate drop ...

Those who follow Nandini Somaya Sampat’s social media posts will mutually agree that it’s an inspiring mix of her achievements as a successful, architect and urban planner, as well as of a serious ...