Gravitational Interaction, Relativistic Precession, Planetary Ephemerides, Mercury Share and Cite: Bootello, J. (2025) ...

Abstract: In this paper, a strategy to detect the rotation direction in angular displacement and velocity sensors based on rotors loaded with circular chains of split ring resonators (SRRs) is ...

Abstract: This paper addresses the problem of designing an angular velocity observer and an output feedback attitude controller with finite-time convergence and disturbances for spacecraft. First, two ...

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Chen, known for his after-school tutoring sessions and his lighthearted “Chen Awards,” has been diagnosed with Stage 5 Chronic Kidney Disease, according to a GoFundMe launched by former student Daniel ...

For more than a decade, Henry Chen has inspired students in his Westwood Regional High School physics classroom — now, his students are rallying to save his life. Chen, known for his after-school ...

In the early days of Formula 1, mechanics hammered wheels on with mallets. Today, a single centrelock wheel nut is a masterpiece of design, built for speed and safety. That evolution explains why one ...