Probing the Multiscale Structure and Evolution of Field-aligned Currents, Potentials and Plasma During Substorms Using Multipoint Cluster In-situ Observations and Auroral Images

Arthur Jean Hull1, Christopher Carew Chaston2, Harald U Frey3, Matthew O. Fillingim2, Melvyn L Goldstein4, John W Bonnell5, Forrest Mozer3 and Peter A Damiano6, (1)University of California Berkeley, SSL, Berkeley, CA, United States, (2)University of California Berkeley, Space Sciences Laboratory, Berkeley, United States, (3)University of California, Berkeley, Space Sciences Laboratory, Berkeley, CA, United States, (4)Space Science Institute Boulder, Boulder, United States, (5)University of California Berkeley, Berkeley, CA, United States, (6)Princeton University, Princeton, NJ, United States