1. Department of Chemistry Federal University of Technology – Paraná (UTFPR) Via do Conhecimento Km 1 Pato Branco 85503-390 Brazil
2. Department of Physics Chemistry and Mathematics Federal Universityof São Carlos (UFSCar) Via João Leme dos Santos Km 110 Sorocaba 18052-780 Brazil
3. Department of Physics Federal University of Paraná (UFPR) Rua Francisco H dos Santos, 100 Curitiba 82590-300 Brazil
4. Materials Research Institute Athlone Institute of Technology (AIT) AIT Research Hub, Dublin Rd, Athlone, Co. Westmeath N37 HD68 Ireland