1. Vector Magnetic Characteristic Technical Laboratory,Usa,Japan,879-0442
2. Nippon Bunri University,Oita,Japan,870-0397
3. Ibraki University,Hitachi,Ibaraki,Japan,316-8511
4. Nippon Kinzoku Co., Ltd. R&D Laboratories,Tokyo,Japan,174-8560
5. Nippon Kinzoku Co., Ltd.,Tokyo,Japan,108-0014
6. Tokuden Co., Ltd.,Kyoto,Japan,607-8345
7. RWTH Aachen University,Institute of Electrical Machines (IEM),Aachen,Germany,52062