1. Centro de Química Estrutural, Complexo I, Instituto Superior Técnico, University of Lisbon; 1049-001 Lisboa Portugal
2. Mechanical Engineering Department and IDMEC; Instituto Superior Técnico, University of Lisbon; 1049-001 Lisboa Portugal
3. NMI - Natural and Medical Sciences Institute at the University of Tuebingen; 72770 Reutlingen Germany
4. Reutlingen University; D-72762 Germany
5. Centro de Investigação Interdisciplinar Egas Moniz, Instituto Superior de Ciências da Saúde Egas Moniz; Quinta da Granja, Monte de Caparica 2829-511 Caparica Portugal