The world’s best clocks may be sensitive to an odd mix of quantum and relativistic effects that would stretch time and test ...

I know this stuff can get a little high-level and “strength-and-conditioning-nerdy,” but stick with me. My goal here is to ...

Abstract: To enhance the dynamic performance and disturbance rejection of the surface-mounted permanent magnet synchronous motor (PMSM) speed control system, a new sliding-mode controller is proposed ...