1. Sector of Fukushima Research and Development, Japan Atomic Energy Agency, Minamisoma, Japan
2. PESCO Co. Ltd, Minato-ku, Tokyo, Japan
3. Japan Radiation Engineering Co. Ltd, Hitach, Japan
4. Clear-Pulse Co. Ltd, Tokyo, Japan
5. Nippon RayTech Co. Ltd,Musashino-shi, Tokyo, Japan
6. Cyclotron and Radioisotope Center, Tohoku University, Sendai, Japan