Jack Ward Jr Welding technician Contact WARDJC@ORNL.GOV All Publications Reduction kinetics of hematite powder using argon/hydrogen plasma with prospects for near net shaping of sustainable iron Report on FY 2023 Welding R&D at ORNL in support of ASME Alloy 709 Code Case Development... Organizations Physical Sciences Directorate Materials Science and Technology Division Materials Structure and Processing Science Section Materials Joining Group