Abstract: When a drone performs physical maneuvers in close proximity to ground objects at extremely low altitudes, the downwash generated significantly impacts the object directly beneath it. In ...

Block (NYSE:XYZ), parent of the Square merchant ecosystem and the Cash App, said on Thursday that its current engineering and technology lead, Dhanji R. Prasanna, will serve as technology lead and ...

This article focuses on the high-performance tracking control problem for the unknown multi-input multi-output (MIMO) nonlinear systems in the block triangular form with unmatched disturbances.

This study proposes a finite-time tracking control system for an unmanned aerial vehicle (UAV) in the presence of dynamic payloads and external disturbances. Changes in payload result in time-varying ...

The aminophosphane-based synthesis of InP quantum dots (QDs) suffers from a significant drawback due to its low atomic efficiency, resulting in the production of three equiv of phosphonium salts as a ...

Do you like Lionel, Marx, MTH, K-Line, Menards, and other 3-rail O gauge trains? Do you like big trains but have a small budget? This is the channel for you! Novices are welcome here! I received my ...

SINGAPORE, July 26 (Reuters) - (This July 26 story has been corrected to say that PTTEP acquired 50% interest in Block A-18, not full ownership of the block, after it signed a deal to buy 100% of Hess ...

A federal appeals court upheld a ruling that struck down a background check requirement implemented by California on buyers of ammunition for firearms. The 9th Circuit Court of Appeals ruled Thursday ...

Certain linear matrix operators arise naturally in systems analysis and design problems involving cascade interconnections of linear time-invariant systems, including problems of stabilization, ...