Hypertension is the leading risk factor for cardiovascular disease, the most common cause of death worldwide. Less than half the people with high blood pressure are aware of their diagnosis, and only ...

The Environmental Protection Agency rejected the bedrock scientific finding that greenhouse gases threaten human life and well being. It means the agency can no longer regulate them. By Lisa Friedman ...

Abstract: This article proposes a sensorless control method based on high-frequency (HF) voltage signal injection for permanent magnet synchronous motors (PMSMs) using multiple-branch sampling with a ...

Allegro MicroSystems, Inc. (“Allegro”), a global leader in power and sensing solutions for motion control and ...

Abstract: Fault protection of AC and DC network using semiconductors requires accurate electro-thermal design of active and passive devices to keep power losses low in nominal condition and to sustain ...