Sunyong Kwon Postdoctoral Associate, Microstructural Evolution Modeling Group Contact 865.341.2147 | KWONS@ORNL.GOV All Publications Effect of Si impurities on microstructure and tensile properties of a cast Al-Mg-Fe alloy Key Links Organizations Physical Sciences Directorate Materials Science and Technology Division Materials Theory, Modeling and Simulation Section Materials Theory Group Microstructural Evolution Modeling Group