1. R&D Engineer, Engineering services; Royal Australian Mint; Locked Bag 31 Kingston ACT 2604 Australia
2. Interdisciplinary Graduate School of Engineering Sciences; Kyushu University; Kasuga-koen 6-1 Kasuga Fukuoka 816-8580 Japan
3. Research Institute for Applied Mechanics; Kyushu University; Kasuga-koen 6-1 Kasuga Fukuoka 816-8580 Japan