1. Department of Materials Science and Metallurgical Engineering, School of Mines, Energy and Materials, University of Oviedo, Oviedo, Asturias, Spain
2. Department of Primary Metallurgy and Recycling, National Centre for Metallurgical Research (CENIM-CSIC), Madrid, Spain
3. European University of Madrid – Laureate International Universities, Villaviciosa de Odón, Madrid, Spain