Vittorio Alfieri is Research Assistant at the University of Salerno. He received his degree in Mechanical Engineering in 2009, his graduation thesis concerning dynamics and models for laser sintering; he received his Ph.D. in 2013, his thesis concerning laser welding of metal alloys for aerospace. He joined several International Conferences such as "SPIE Photonics West" 2012 and 2013, "HPLS&A 2012". In 2011 he was awarded the “World Association for Innovative Technologies Award” for science technology transfer. His research interests include manufacturing systems, laser welding and laser sintering.