Keywords Learn how to solve particle motion problems. Particle motion problems are usually modeled using functions. Now, when the function modeling the position of the particle is given with respect ...

While current control and PWM switching play the most direct role in driving brushless DC motors, the motion profile and ...

Lasers could one day steer solar sails and adjust a satellite's position in outer space, thanks to graphene. An experiment on a gravity rollercoaster ride showed how this innovative material has the ...

A laser hit the tiny black cube, and it lurched forward almost at once. That split-second jump, caught during a zero-gravity ...

The experiment also showed that tuning the light beam controlled the propulsion—the stronger the laser, the greater the ...

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Abstract: In this paper an acceleration model and a jerk model are proposed for estimation of the kinematic state of reentry ballistic targets (RBTs) using extended Kalman filters (EKF). The models ...

What neural activity in motor cortex represents and how it controls ongoing movement remain unclear. Suggestions that cortex generates low-level muscle control are discredited by correlations with ...

Abstract: In recent years, with the development of hyper-velocity weapon, the research focus of penetration effect has switched gradually from high-velocity to hyper-velocity, with insufficient ...