Abstract: In this article, to improve the speed control performance of PMSM direct-drive servo systems under low-speed operation, a composite control strategy based on rotor position tracking control ...

Two teams of physicists have made the world’s first nuclear clocks. These radical new devices keep time using fluctuations in the energy states of an atom’s nucleus, rather than those of its electrons ...

In Java-based system development, multithreaded programming, where multiple processes run in parallel, is an essential technology for dramatically improving the overall processing efficiency of an ...

In system development using Java, asynchronous processing, which executes multiple tasks in parallel, is a crucial technique for improving performance. However, even if multiple tasks can be ...

U.S. health officials warn that emergency room visits for tick bites are higher than normal in many parts of the country, putting a renewed focus on tick-borne diseases, including one that can cause a ...