1. SHIMANE UNIVERSITY, Graduate School of Natural science(1060, Nishikawatu-cho Matsue-shi, Shimane 690-8504, Japan)
2. SHIMANE UNIVERSITY, Science of Environmental Systems, Graduate School of Natural Science and Technology(1060, Nishikawatu-cho Matsue-shi, Shimane 690-8504, Japan)
3. DENKA CO. LTD, Omi Sustainability Promotion Dept. Omi Plant(2209, Omi, Itoigawa-shi, Niigata 949-0393, Japan)