John Vitek Contact VITEKJM@ORNL.GOV All Publications Structure and Mechanical Properties of Improved Cast Stainless Steels for Nuclear Applications Nitrided Metallic Bipolar Plates... Investigation of Structure and Crack Formation in Welded Joints of Single Crystal Ni-Base Alloys,... Neural Network Design Options for Mechanical Property Modeling by J. M. Vitek and S. Travis Microstructure and Elemental Distribution in a Cast Austenitic Steel Optimization of Weld Conditions and Alloy Composition for Welding of Single-Crystal Nickel-Based Superalloys... Recent Adavances in Modeling of Solidification Behavior Cracking Behavior in Nickel-Based Single Crystal Superalloy Welds... Welding of Single-Crystal Nickel-Based Superalloys: How to Avoid Stray Grains and Why... Multiscale characterization of deformation mechanisms in the weld joint of a nickel-based superalloy