1. Instituto de Física “Gleb Wataghin”, Universidade Estadual de Campinas-UNICAMP, 13083-859 Campinas, Brasil
2. School of Physical Sciences and Nanotechnology, Yachay Tech University, 100119 Urcuquí, Ecuador
3. Department of Chemistry and Biochemistry, College of Science, United Arab Emirates University, P.O.
Box 15551, Al Ain, United Arab Emirates
4. Nano-Bio Spectroscopy Group and ETSF Scientific Development Center, Departamento de Física de Materiales, Universidad del País Vasco UPV/EHU, E-20018 San Sebastián, Spain