1. The University of Iowa Iowa City IA USA
2. Montana State University Bozeman MT USA
3. Space Sciences Laboratory University of California Berkeley Berkeley CA USA
4. IRAP Université de Toulouse CNRS UPS CNES Toulouse France
5. Laboratory for Atmospheric and Space Physics University of Colorado Boulder CO USA
6. Planetary Environments Lab Goddard Space Flight Center NASA Greenbelt MD USA
7. CRESST II University of Maryland, College Park College Park MD USA