1. Department of Chemistry, Islamia College Peshawar (A Chartered University), Peshawar, Pakistan
2. Department of Chemistry, Hazara University, Mansehra, Pakistan
3. National Center for Physics (NCP), Quaid-e-Azam University, Islamabad, Pakistan
4. Department of Chemistry, COMSATS University Islamabad (CUI), Abbottabad Campus, Abbottabad, Pakistan