**Author details**

Ângelo C. Salvador1,2, Armando J. D. Silvestre2 and Sílvia M. Rocha<sup>1</sup> \*

\*Address all correspondence to: smrocha@ua.pt

1 QOPNA, Department of Chemistry, University of Aveiro, Aveiro, Portugal

2 CICECO-Aveiro Institute of Materials, Department of Chemistry, University of Aveiro, Aveiro, Portugal
