1. Division
of Materials Science, Faculty of Advanced Science and Technology, Kumamoto University, 2-39-1 Kurokami, Chuo-ku,
Kumamoto 860-8555, Japan
2. Forensic
Science Laboratory, Nagasaki Prefectural Police H.Q., 4-8 Manzai-machi, Nagasaki 850-8548, Japan
3. Department
of Chemistry, Konan University, 8-9-1 Okamoto, Higashi-Nada, Kobe, Hyogo 658-8501, Japan