What controls the plasma specific entropy in the magnetosphere?
Joachim Raeder, University of New Hampshire, Institute for the Study of Earth, Oceans, and Space, Durham, NH, United States, William D Cramer, University of New Hampshire, Durham, NH, United States, Kai Germaschewski, University of New Hampshire, Durham, United States and Andrei Runov, University of California Los Angeles, Earth, Planetary, and Space Sciences, Los Angeles, CA, United States