1. Faculty of Chemical Engineering and Technology
2. Cracow University of Technology
3. 31-155 Cracow
4. Poland
5. Photo HiTech Ltd
6. 30-348 Cracow
7. Institut de Science des Matériaux de Mulhouse IS2 M
8. UMR CNRS 7361
9. Cedex 68057 Mulhouse
10. France