1. Department of Physics and Astronomy and the Center for KINETIC Plasma Physics West Virginia University Morgantown WV USA
2. Department of Physics and Astronomy and the Bartol Research Center University of Delaware Newark DE USA
3. Space Science Institute Boulder CO USA
4. Institute for Research in Electronics and Applied Physics University of Maryland College Park MD USA
5. Southwest Research Institute Boulder CO USA
6. Department of Earth and Space Sciences University of California Los Angeles Los Angeles CA USA
7. Center for Space Plasma and Aeronomic Research University of Alabama in Huntsville Huntsville AL USA