1. School of Physics
2. Trinity College Dublin
3. Dublin 2, Ireland
4. Centre for Research on Adaptive Nanostructures and Nanodevices (CRANN)
5. School of Chemistry
6. Departamento de Química
7. Universidade Federal do Paraná (UFPR)
8. CP 19081
9. CEP 81531-990
10. Curitiba-PR, Brazil