Dr Md Abdus Subhan received his PhD from Osaka University, Japan. He is a Professor at Shah Jalal University of Science and Technology, Sylhet 3114, Bangladesh. He has held several postdoctoral fellowships in different countries, including a Venture Business Laboratory (VBL) Fellowship in Materials and Life Science, Faculty of Engineering, Osaka University, Japan; a BK 21 postdoctoral fellowship at Seoul National University and National Research Foundation (NRF) South Korea Postdoctoral Fellowship at Andong National University, South Korea; and a Fulbright Visiting Scholar Award Fellowship (2018-19) at the School of Pharmacy, Northeastern University, Boston, MA, USA. His current research field is nanomaterials, nanomedicine, and drug delivery. He has made many contributions in sensor, catalytic, optical, and drug delivery research using nanomaterials, which are reflected in his recent publications. He has published more than 105 papers, with many published in high-impact journals. He has a good track record (h-index 24, i10 index 46). Dr Subhan has received several national and international prestigious awards and grants: the TWAS research award; Ministry of Science and Technology (MOST) and Ministry of Education (MOE), BD grant awards; the Excellent Article Award, Chinese Society of Metals; the United Group Best Paper Award; the Vice-Chancellor’s award (SUST); and the University Grants Commission (UGC) Gold Medal award.