1. National Institute for Materials Science (NIMS)Research Center for Functional Materials, 1–2-1 Sengen, Tsukuba-shi, Ibaraki-ken 305-0047 Japan
2. Petroleum Application DepartmentEgyptian Petroleum Research Institute (EPRI) Nasr City 11727 Cairo (Egypt).
3. Faculty of Engineering and Advanced ManufacturingUniversity of SunderlandSt Peter's Campus Sunderland SR6 0DD (UK
4. Environmental Researches DepartmentTheodor Bilharz Research Institute (TBRI) 12411 Giza Egypt