Ambipolar electric fields at Earth, Mars, and Venus
Glyn Collinson1, Alex Glocer2, David L Mitchell3, Shaosui Xu4, Rudy Frahm5, Joseph M Grebowsky1, Andrew J Coates6, George V Khazanov7, Shawn D Domagal-Goldman8 and Robert J Lillis9, (1)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (2)NASA Goddard Space Flight Center, Heliophysics Division, Greenbelt, United States, (3)Space Sciences Laboratory, University of California Berkeley, Berkeley, CA, United States, (4)University of California Berkeley, Space Sciences Laboratory, Berkeley, United States, (5)Southwest Research Institute, Southwest Reasarch Institute, San Antonio, TX, United States, (6)Centre for Planetary Sciences at UCL/Birkbeck, London, United Kingdom, (7)NASA Goddard Space Flight Center, Greenbelt, United States, (8)NASA Headquarters, Washington, United States, (9)Space Sciences Laboratory, Berkeley, CA, United States
