1. TAIHEIYO CEMENT CORPORATION, Central Research Laboratory(2-4-2, Osaku, Sakura-shi, Chiba 285-8655, Japan)
2. NIHON UNIVERSITY, College of Engineering(1, Naka-gawara, Tokusada, Tamura-machi, Koriyama-shi, Fukushima 963-8642, Japan)Current affiliation;NIPPO CORPORATION
3. NIHON UNIVERSITY, College of Engineering(1, Naka-gawara, Tokusada, Tamura-machi, Koriyama-shi, Fukushima 963-8642, Japan)