Affiliation: | aDepartment of Materials Science and Engineering, Faculty of Engineering, University of Fukui, 3-9-1 Bunkyo, Fukui 910-8507, Japan bNicca Chemical Co., Ltd., 4-23-1 Bunkyo, Fukui 910-8670, Japan cCooperative Research Center, University of Fukui, 3-9-1 Bunkyo, Fukui 910-8507, Japan |