Josh Safdie opens up about the challenges of making his table-tennis movie starring Timothée Chalamet, while Gus Van Sant ...

Abstract: The influence of the pulse width modulation (PWM) excitation on the DC winding induced voltage pulsation for the wound field switched flux (WFSF) machine is investigated in this paper.

Abstract: Advanced oil-cooling method can effectively enhance the torque/power density of the hairpin winding permanent magnet (PM) machines in electric vehicles. However, the complicated winding ...

Animals that navigate extreme conditions and environments have evolved to sleep in extreme ways. For a long time, scientists could only make educated guesses about when wild animals were sleeping.