[Laser Institute of America ICALEO® 2009: 28th International Congress on Laser Materials Processing, Laser Microprocessing and Nanomanufacturing - Orlando, Florida, USA (November 2–5, 2009)] International Congress on Applications of Lasers & Electro-Optics - Direct metal deposition melt pool temperature distribution control through novel holographic beam shaping, allowing improved mechanical and corrosion properties