**Meet the editor**

Ishaq Ahmad, PhD, is the director of Experimental Physics of NCP (National Centre for Physics), Islamabad, Pakistan. He has coauthored over 80 publications and supervised several master's, PhD, and postdoctoral degree students. His research interests are focused on ion implantation, ion beam–induced modification of materials/nanomaterials, ion beam–induced welding of

nanowires/nanotubes, and ion beam analysis of materials. He is an editorial board member and a reviewer of several well-known journals. He was a TWAS-UNESCO-iThemba LABS research associate from 2014 to 2016. He is a senior fellow of UNESCO UNISA AFRICA chair in nanosciences/ nanotechnology and senior fellow of the Nanosciences African Network (NANOAFNET), an ICTP network.
