1. Chem&Tech - Molecular Imaging and Photonics; KU Leuven; Celestijnenlaan 200F B-3001 Leuven Belgium
2. Department of Physical Chemistry and Applied Thermodynamics; Institute of Fine Chemistry and Nanochemistry; University of Córdoba; Campus Universitario de Rabanales; Edificio Marie Curie Córdoba E-14014 Spain
3. Instituto de Ciencia de Materiales de Madrid (ICMM); CSIC; Cantoblanco; Madrid E-28049 Spain