Dr. Nabisab Mujawar Mubarak is an Associate Professor in the Faculty of Engineering and Science, Curtin University, Malaysia. He serves as a scientific reviewer in numerous journals in the area of Chemical Engineering and Nano Technology. In research, Dr. Mubarak has published more than 190 journal papers, 23 conference proceedings and authored 25 book chapters. His area of interest is carbon nanomaterials synthesis, magnetic biochar production using microwave and wastewater treatment using advanced materials. He is a recipient of the Curtin Malaysia Most Productive Research award, outstanding faculty of Chemical Engineering award, Best Scientific Research Award London and outstanding scientist in publication and citation by i- Proclaim, Malaysia. Dr. Mubarak is a Fellow Member of The Institution of Engineers Australia, Chartered Professional Engineer (CPEng) of The Institution of Engineers Australia and also a Chartered Chemical Engineer of the Institute of Chemical Engineering (IChemE) UK.