Sierra Space, a proven defense-tech company delivering solutions for the nation’s most critical missions and advancing the ...

The company’s engineering heritage, combined with continuous investment in process automation and digital manufacturing, ...

Hill Helicopters engineered composite main rotor blades using a novel single-cure manufacturing process for stiffness and ...

Abstract: This article presents a closed-form variable-structure control strategy with dual avoidance regions design for collision-free waypoint navigation and trajectory tracking of car-like vehicles ...

Abstract: This paper addresses the problem of controlling two distinct formations of robots interacting with one another. In order to do that, two different approaches for a line structure are defined ...