1) power quality improvement in distribution systems, 

2) integration of renewable energy sources with improved power quality features. 

He has done ground breaking research in these two areas and has published hundreds of research articles many of those have now become de-facto standards world-wide. Presently, he is involved in many industrial projects in collaboration with other researchers. Google Scholar citations of his pioneering research work are very high, emphasizing the impact of his work. He is coauthor of a book titled ‘Power Quality: Problems and Mitigation Techniques', published by John Wiley & Sons. He is Fellow of many organisations, including IEEE, EIC, and IET, and is also a professor of Electrical Engineering at l'École de technologie supérieure.