1. Extreme Energy-Density Research Institute, Nagaoka University of Technology, Nagaoka, Niigata 940-2188, Japan
2. Department of Science of Technology Innovation, Nagaoka University of Technology, Nagaoka, Niigata 940-2188, Japan
3. Research Institute of Car and Life-style, Daihatsu Motor Co., Ltd., 1-2, Yoshimoto, Tanushimaru, Kurume, Fukuoka 893-1206, Japan
4. Department of Mechanical Engineering, Nagaoka University of Technology, Nagaoka, Niigata 940-2188, Japan