Multiscale Modeling of Additively Manufactured Metals

Yi Zhang, Ph.D. is an Applications Engineer with Ansys, Inc. He received his Ph.D. degree in Mechanical Engineering from Purdue University in 2018, mentored by Dr. Jing Zhang. Dr. Yeon-Gil Jung is a professor of Materials Science and Engineering at Changwon National University, Republic of Korea. He received his B.S, M.S, and Ph.D. degrees from Hanyang University, Republic of Korea. After that, he studied material property evaluation using Hertzian Indentation at NIST (National Institute Standard and Technology) with Dr. Brian Lawn during 1997-1999. He joined Changwon National University in 1999. He has been a visiting scholar and research professor 2013 - 2017 at Indiana University - Purdue University Indianapolis. Jing Zhang is an associate professor of Mechanical and Energy Engineering at Indiana University - Purdue University Indianapolis, USA. He received his Ph.D. degree in Materials Science from Drexel University in 2004. In the Standardization Roadmap for Additive Manufacturing (Version 2.0) published by the America Makes and the American National Standards Institute (ANSI), he served as the co-chair of Post-Processing Working Group.

• Multiscale and multiphysics modeling of metal AMMetal AM materials and processesMolecular dynamics modeling of sintering phenomena and mechanical strength of metal particlesKinetic Monte Carlo simulation of sintering behavior of AM particles using reconstructed microstructures from synchrotron X-ray microtomographyDiscrete element modeling of powder flow and laser heating in metal laser powder bed fusion processFinite element simulation of residual stress in AM metalsComputational fluid dynamics and cellular automata modeling of microstructure in metal AM partsPhase field modeling of microstructure evolution in selective laser melting-manufactured titanium alloyFinite element modeling of impact propertiesFinite element modeling of fatigue properties