1. CENIMAT/i3N Departamento de Ciência dos Materiais
2. Faculdade de Ciências e Tecnologia (FCT), Universidade NOVA de Lisboa (UNL), and CEMOP/UNINOVA
3. 2829-516 Caparica
4. Portugal
5. School of Science and Technology
6. Nottingham Trent University
7. Nottingham
8. UK
9. Cyprus University of Technology
10. Research Unit for Nanostructured Materials Systems
11. Kitiou Kyprianou 36
12. Lemesos
13. Cyprus