Ions as a major carrier of field-aligned currents in the plasma sheet—multi-point observations from THEMIS
Jiang Liu, University of California Los Angeles, Department of Earth, Planetary, and Space Sciences, Los Angeles, CA, United States, Anton Artemyev, University of California Los Angeles, Department of Earth, Planetary, and Space Sciences, Los Angeles, United States and Vassilis Angelopoulos, University of California Los Angeles, Earth, Planetary, and Space Sciences, Los Angeles, United States