1. Institute of Industrial Science, The University of Tokyo, 4-6-1 Komaba, Meguro-ku, Tokyo
153-8505, Japan
2. Japan Synchrotron Radiation Research Institute, 1-1-1 Kouto, Sayo, Hyogo
679-5198, Japan
3. ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX,
United Kingdom
4. Université du Littoral, 59140 Dunkerque, France