1. NASA Goddard Space Flight Center, X-ray Astrophysics Laboratory, Greenbelt, Maryland
2. NASA Goddard Space Flight Center, Systems Engineering Branch, Greenbelt, Maryland
3. Lawrence Livermore National Laboratory, Physics Division, Livermore, California
4. Kanazawa University, Faculty of Mathematics and Physics, Kakuma-machi, Kanazawa, Ishikawa, Japan
5. SRON Netherlands Institute for Space Research, Utrecht
6. Rikkyo University, Department of Physics, Toshima-ku, Tokyo
7. Tokyo Metropolitan University, Department of Physics, Hachiogi, Tokyo
8. University of Wisconsin-Madison, Department of Physics, Madison, Wisconsin
9. JAXA, Institute of Space and Astronautical Science, Chuo-ku, Sagamihara, Kanagawa
10. Tokyo University of Science, Department of Physics, Shinjuku-ku, Tokyo
11. Aoyama Gakuin University, Department of Physics and Mathematics, Chuo-ku, Sagamihara, Kanagawa
12. Yale University, Department of Physics, New Haven, Connecticut
13. Saitama University, Sakura-ku, Saitama