Dr. Mohd Ubaidullah is presently working as an Assistant Professor in the Department of Chemistry, College of Science, King Saud University (KSU), Riyadh, Kingdom of Saudi Arabia. He obtained his M.Sc Degree in Organic chemistry from CCS University, Meerut, India in 2010. He has been awarded his Ph.D degree in and 2016 in the field of Nano chemistry (Physical Chemistry). He has vast research experience in the field of advanced clean and sustainable energy sources. He holds around 80 publications in the international Journals of high repute and with book chapters. He has >988 citations with a Google Scholar H-Index of >18. He has successfully completed several research projects funded by National plan for Science and Technology (NPST) and Ministry of Education, Kingdom of Saudi Arabia. He has been awarded for best research papers by different scientific bodies. I have been named as a Member of Royal Society of Chemistry (MRSC).