1. Institute of Space Science; National Central University; Jhongli Taiwan
2. Skobeltsyn Institute of Nuclear Physics; Moscow State University; Moscow Russia
3. NASA Goddard Space Flight Center; Greenbelt Maryland USA
4. Space Sciences Laboratory; University of California; Berkeley California USA
5. Institute of Space and Astronautical Science, JAXA; Sagamihara Japan
6. Department of Physics and Astronomy; University of Iowa; Iowa City Iowa USA
7. Faculty of Mathematics and Physics; Charles University; Prague Czech Republic