Abstract: Planetary gearbox fault detection is important in terms of life-threatening failure prevention and maintenance optimization. This article focuses on the representation of the planetary ...

Abstract: Low-altitude helicopters play a pivotal role in aviation safety, military surveillance, and disaster rescue. However, traditional detection techniques, such as radar and visual recognition, ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. We propose a scheme for driving a dipolar molecular rotor to rotate continuously by ...

A new analysis argues that the Milky Way’s central black hole, Sagittarius A*, spins at maximum velocity with its axis aimed almost directly at Earth. The result emerges from a machine learning read ...