1. NPU-NCP Joint International Research Center on Advanced Nanomaterials and Defects Engineering, National Centre for Physics, Islamabad, Pakistan
2. UNESCO-UNISA Africa Chair in Nanosciences/Nanotechnology, iThemba LABS, Somerset West, South Africa
3. NPU-NCP Joint International Research Center on Advanced Nanomaterials and Defects engineering, Northwestern Polytechnical University, Xi’an, China