1. Preclinical Research Center, Brain Institute of Rio Grande do Sul, Pontifical Catholic University of Rio Grande do Sul─PUCRS, Porto Alegre, Rio Grande do Sul 90619-900, Brazil
2. Graduate Program in Materials Engineering and Technology, Pontifical Catholic University of Rio Grande do Sul─PUCRS, Porto Alegre, Rio Grande do Sul 90619-900, Brazil
3. Institute of Energy and Nuclear Research, National Nuclear Energy Commission─IPEN/CNEN. São Paulo, São Paulo 01151, Brazil
4. ALBA Syconhrotron Light Source, Cerdanuola del Vallès 08290, Spain
5. Instituto de Tecnología Química, Universitat Politècnica de València-Consejo Superior de Investigaciones Científica (UPV-CSIC), Valencia 46022, Spain
6. Institute of Technology and Research─ITP, Aracaju, Sergipe 49032-490 Brazil
7. Radiotherapy Service at Hospital São Lucas da Pontifical Catholic University of Rio Grande do Sul/Oncoclinic Group, Porto Alegre, Rio Grande do Sul 90619-900, Brazil
8. School of Life and Health Sciences, Pontifical Catholic University of Rio Grande do Sul─PUCRS, Porto Alegre, Rio Grande do Sul 90619-900, Brazil