STEREO Observations of Waves in the Ramp Regions of Interplanetary Shocks

Zachary Cohen1, Aaron W Breneman2, Cynthia A Cattell3, Lance Davis4, Peter Grul1, Kris Kersten1 and Lynn B Wilson III5, (1)University of Minnesota, Minneapolis, MN, United States, (2)The University of Minnesota, Minneapolis, United States, (3)University of Minnesota, School of Physics and Astronomy, Minneapolis, United States, (4)University of Minnesota Twin Cities, Minneapolis, United States, (5)NASA Goddard Space Flight Center, Greenbelt, MD, United States