1 Options for Nanoreinforced Cast Al-Si Alloys with TiO₂ Nanoparticles.- 2 Mechanical Properties and Wear Resistance of Semisolid Cast Al₂O₃ Nano Reinforced Hypo and Hyper-eutectic Al-Si Composites.- 3 Simulation of a Crack Emanating from a Microvoid in Cement of a Reconstructed Acetabulum.- 4 Surface properties of microfibers and nanofiber composites tested in contact with bacteria E. coli and fungi of the Candida genus.