Power electronics and communication, power engineering systems, advanced power semiconductor devices, power transmission, power distribution, power generation, low power electronics, energy systems modeling and simulation, modeling and simulation of power circuit components (power semiconductors, inductors, high frequency transformers, capacitors), design and implementations of the application of power circuit components (power semiconductors, inductors, high frequency transformers, capacitors), control algorithms and techniques applied to power electronics, inverters, converters, controlled and uncontrolled rectifiers, electromagnetic and thermal performance of electronic power converters and inverters, energy management systems, energy development, electric machinery, supervisory control, applications in motor drives, wind energy systems, solar, battery chargers, UPS and hybrid systems.