1. Department of Materials Science and Engineering; WW4-LKO; University of Erlangen-Nuremberg; Martensstrasse 7 91058 Erlangen Germany
2. Center of Materials and Nanotechnologies; Faculty of Chemical Technology; University of Pardubice; Nam. Cs. Legii 565 530 02 Pardubice Czech Republic
3. Central European Institute of Technology; Brno University of Technology; Purkynova 123 612 00 Brno Czech Republic
4. Chemistry Department; King Abdulaziz University; 80203 Jeddah Saudi Arabia Kingdom