Education Profile

  • Ph.D., Mechanical and Aerospace Engineering, Princeton University, 1994
  • M.S., Mechanical Engineering, Seoul National University, 1988
  • B.S., Mechanical Engineering, Seoul National University, 1986

Research Interests

​Professor Im’s research interests are primarily fundamental and practical aspects of combustion and power generation devices using high-fidelity computational modeling. Recent research topics combustion characteristics of high hydrogen content fuels, advanced modeling of sooting flames, modeling of mixed-mode combustion in modern engines, dynamics of turbulent premixed flame propagation, turbulent flame stabilization, spray- and particle-laden flows and combustion, plasma and electric field effects on flames and combustion of low-grade fuels.

Selected Publications

  • Galassi, R.M., Ciottoli, P.P., Sarathy, S.M., Im, H.G., Paolucci, S., Valorani, M., 2018, "Automated Chemical Kinetic Mechanism Simplification with Minimal User Expertise," Combustion and Flame, 197, 439-338.
  • Hernandez Perez, F.E., Mukhadiyev, N., Xu, X., Sow, A., Lee, B.J., Sankaran, R., Im, H.G., 2018, "Direct Numerical Simulations of Reacting Flows with Detailed Chemistry Using Many-core/GPU Acceleration," Computers & Fluids, 173, 73-79.
  • An, Y., Jaasim, M., Raman, V., Hernandez Perez, F.E., Im, H.G., Johansson, B., 2018, "Homogeneous Charge Compression Ignition (HCCI) and Partially Premixed Combustion (PPC) in Compression Ignition Engine with Low Octane Gasoline," Energy, 158, 181-191.
  • Song, W., Tingas, E.A., Im, H.G., 2018, "A Computational Analysis of Methanol Autoignition Enhancement by Dimethyl Ether Addition in a Counterflow Mixing Layer," Combustion and Flame, 195, 84-98.
  • Belhi, M., Lee, B.J., Bisetti, F., Im, H.G., 2018, "A Computational Study of the Effects of DC Electric Fields on Non-premixed Counterflow Methane-Air Flames," J. Physics D: Applied Physics, Special Issue on Multiscale Modeling of Nonequilibrium Plasma Discharges, 50 (49), 494005.