1. Faculty of Materials Science and Engineering Kunming University of Science and Technology Kunming China
2. Physics Department, College of Science University of Basrah Basrah Iraq
3. Department of Instrumentation and Control Engineering, Faculty of Mechanical Engineering CTU in Prague Prague 6 Czech Republic
4. Center of Excellence Geopolymer and Green Technology (CEGeoGTech) University Malaysia Perlis Kangar Malaysia
5. Department of Physics Kohat University of Science and Technology Kohat Pakistan
6. Department of Physics University of Lakki Marwat Lakki Marwat Pakistan
7. Department of Physics COMSATS University Islamabad Pakistan
8. Department of Physics Abdul Wali Khan University Mardan Pakistan
9. University of Lakki Marwat Lakki Marwat Pakistan