Professor, Dept. of Polymer Science and Engineering

  School of Advanced Materials and System, 

 Kumoh National Institute of Technology, Gumi, Gyungbuk, Korea (1999 ? present) 

● Director, Office of International Programs, 

 Kumoh National Institute of Technology, Gumi, Gyungbuk, Korea (2001 ? 2004) 

● Visiting Fellow, Dept. of Chemical Engineering 

 Princeton University, Princeton, New Jersey (1997 ? 1998) 

● Associate Professor, Dept. of Polymer Science and Engineering School of Advanced Materials and System, 

  Kumoh National Institute of Technology, 

 Gumi, Gyungbuk, Korea (1994 ? 1999) 

● Director, Office of International Programs, 

  Kumoh National Institute of Technology, Gumi, Gyungbuk, Korea      (1993 ? 1994) 

● Assistant Professor, 

 Dept. of Polymer Science and Engineering School of Advanced      Materials and System, 

 Kumoh National Institute of Technology, Gumi, Gyungbuk, Korea (1991 ? 1994) 

● Research Associate, 

 Department of Macromolecular Science Case Western Reserve University, Cleveland, Ohio (1990)

● Self-healing of damages in polymer composites 

● Characterization of thermosetting materials and their composites 

● Development of epoxy molding compound 

● Photocure behavior of visible/UV activated resins 

● Nanomaterials: nanoparticle attached nanofiber