1. Department of Metallurgical and Materials Engineering, University of Engineering and Technology, Lahore 54890, Pakistan
2. Department of Chemical Engineering, Kangwon National University, Samcheok 245-711, Republic of Korea
3. Department of Chemistry, University of Education Lahore, Vehari 54770, Pakistan
4. Center of Excellence in Nanotechnology, King Fahd University of Petroleum & Minerals, Dhahran 31261, Saudi Arabia