Sibele is a researcher of Sustainable Polymeric Building Materials made from recycled plastic. Researcher at the University of Minho, Institute for Polymers and Composites (2022). Research Fellow at the Queen's University of Belfast (2019-2021). Substitute Professor in Nanoscience and Nanotechnology undergraduate course at IMA-UFRJ (2018). Post Doctoral researcher in Polymers Science and Technology at IMA-UFRJ (2014-2019). Visiting researcher at the University of Bayreuth, Germany (2013). DSc in Polymers Science and Technology at UFRJ (2014). Graduate in Architecture and Urbanism at UFRJ (1991).