1. PPGFA Universidade Tecnológica Federal do Paraná Curitiba 80230-901 Brazil
2. PPGQ Universidade Tecnológica Federal do Paraná Curitiba 81280-340 Brazil
3. CPGEI Universidade Tecnológica Federal do Paraná Curitiba 80230-901 Brazil
4. Instituto Carlos Chagas/FIOCRUZ Curitiba 81310-020 Brazil
5. Department of Physics Swansea University Vivian Tower Singleton Park Swansea SA2 8PP UK