Microscopic 'ocean' on a chip reveals new nonlinear wave behavior

University of Queensland researchers have created a microscopic "ocean" on a silicon chip to miniaturize the study of wave ...
IEEE

Controller Design for Sensorless Brushless DC Motors Through a Nonlinear Model Predictive Tracker and Augmented Extended Kalman Filter

Abstract: This article proposes a nonlinear model predictive controller (NMPC) combined with an augmented extended Kalman filter (AEKF) for sensorless brushless direct current (BLDC) motors. The ...
IEEE

Physics-Based Nonlinear Capacitance Model Considering Velocity Saturation Effect

Abstract: Accurate modeling of nonlinear capacitance is significant for physics-based compact modeling of GaN high-electric-mobility transistor (HEMT). For conventional methods, physical modeling of ...
techxplore

Simulation tool improves accuracy and speed of electric grid modeling

Covering half of North America, the U.S. electric grid functions somewhat like a vast, complex organism. Researchers at the Department of Energy's Oak Ridge National Laboratory have developed a new ...