Prof. Dr. Óscar Carvalho is a researcher at CMEMS–Center for Microelectromechanical Systems (School of Engineering, University of Minho, Portugal). He received his PhD degree in Mechanical Engineering from the University of Minho, Portugal, in 2015. Additionally, the main areas of his research are the development of advanced additive and subtractive manufacturing processes and multi-material components and their chemical, structural, mechanical, and tribological characterization.