1. Department of Energy and Environment Science, Nagaoka University of Technology, Niigata, Japan
2. Department of Chemical and Biological Engineering, National Institute of Technology, Ube College, Yamaguchi, Japan
3. Showa-kogyo Corp., 11-1017, Ishiwakijiyamanokami, Yurihonjo, Japan
4. Department of Civil and Environ. Engineering, Nagaoka University of Technology, Niigata, Japan
5. Department of Civil Engineering and Architecture, National Institute of Technology, Tokuyama College, Shunan, Japan
6. Department of Science of Technology Innovation, Nagaoka University of Technology, Niigata, Japan
7. National Institute of Advanced Industrial Science and Technology, Ibaraki, Japan