1. Department of Physics and Astronomy and Center for KINETIC Plasma Physics West Virginia University Morgantown WV USA
2. Department of Physics and Astronomy University of Delaware Newark DE USA
3. Department of Physics Montana State University Bozeman MT USA
4. Lockheed Martin Advanced Technology Center Palo Alto CA USA
5. Center for Space Plasma and Aeronomic Research (CSPAR) University of Alabama in Huntsville Huntsville AL USA