1. Department
of Energy Engineering, School of Energy and Chemical Engineering, Ulsan National Institute of Science and Technology (UNIST), Ulsan, 689-798, Korea
2. Department
of Forest Products, Korea Forest Research Institute, Seoul, 130-712, Korea
3. Korea
Packaging Center, Korea Institute of Industrial Technology, Bucheon, Gyeonggi-do, 421-742, Korea
4. Department
of Materials Science and Engineering, Korea University, Seoul, 136-713, Korea
5. School
of Renewable Natural Resources, Louisianan State University Agricultural Center, Baton Rouge, Louisiana 70803, United States