1. Department of Chemical Engineering, COMSATS University Islamabad, Lahore, Pakistan
2. Mechanical Engineering Department, Faculty of Technology, University of Ibadan, Ibadan, Nigeria
3. Department of Wood and Biomaterials Engineering, Faculty of Technology, University of Ibadan, Ibadan, Nigeria
4. Department of Chemistry, The University of Lahore, Lahore, Pakistan
5. School of Environmental Engineering, University of Seoul, Seoul, Republic of Korea