1. University of Glasgow College of Social Sciences Glasgow UK
2. Aston University Mechanical Engineering and Design School of Engineering and Applied Science Aston Triangle B4 7ET Birmingham UK
3. Texas A&M University at Qatar Chemical Engineering Program P.O. 23874 Doha Qatar
4. University of Sharjah Centre for Advanced Materials Research P.O. Box 27272 Sharjah United Arab Emirates
5. Minia University Chemical Engineering Department, Faculty of Engineering Egypt
6. University of Sharjah Department of Sustainable and Renewable Energy Engineering P.O. Box 27272 Sharjah United Arab Emirates