[1] Univ Karachi, Dept Appl Chem & Chem Technol, Karachi, Pakistan
[2] NED Univ Engn & Technol, Dept Chem Engn, Karachi, Pakistan
[3] VSB Tech Univ Ostrava, Fac Elect Engn & Comp Sci, Dept Elect, 17 Listopadu 15-2172, Ostrava 70800, Czech Republic
[4] Qingdao Univ Sci & Technol, Coll Chem Engn, Zhengzhou Rd 53, Qingdao 266042, Peoples R China
[5] Karlstad Univ, Dept Engn & Chem Sci, Karlstad, Sweden