The doctoral student Zeid Hazim Jabbar from the department of environmental engineering at the college of engineering has published five research papers extracted from his thesis in three sober international journals issued by Elsevier Publishing Company that is listed in (Q1), under the supervision of Prof. Dr. Shahla Ismail Ibrahim as follows: Optical Materials: (Site score: 4.8), (Impact factor: 3.08), Holland; Environmental Nanotechnology, Monitoring & Management: (Cite score: 6.1), Holland; Materials Science in Semiconductor Processing: (Cite score: 5.9), (Impact factor: 3.9), England.