Kosar Hikmat Hama Aziz1,2, Hans Miessner1, Siegfried Mueller1, Dieter Kalass1, Detlev Moeller1, Ibrahim Khorshid2, Mohammad Amin M. Rashid2
1Brandenburg University of Technology (BTU Cottbus-Senftenberg), D-12489 Berlin, Germany
2Department of Chemistry, College of Science, University of Sulaimani, Qlyasan Street, Kurdistan Region, Iraq