1. Laboratorio de Materiales Funcionales a Nanoescala
2. Departamento de Ciencia de los Materiales
3. Universidad de Chile
4. Santiago
5. Chile
6. Department of Physics
7. Loyola College
8. Chennai 600034
9. India
10. Department of Chemistry
11. School of Physical
12. Chemical and Applied Sciences
13. Pondicherry University
14. Pondicherry 605014