1. Department of Petrochemical Department, Alkut Technical Institute, Middle Technical University, 52001 Kut, Wasit, Iraq
2. Department of Chemical and Biochemical Engineering, University of Iowa, Iowa City, Iowa 52242, United States
3. Department of Chemistry, University of Iowa, Iowa City, Iowa 52242, United States
4. Departments of Chemistry and Biochemistry; Nanoengineering and Scripps Institution of Oceanography, University of California San Diego, La Jolla, California 92093, United States
5. Department of Civil and Environmental Engineering, University of Iowa, Iowa City, Iowa 52242, United States