Why are Solar Energetic Particle Intensities so Much Lower in Solar Cycle 24, Especially at High Energies?
Richard Mewaldt1, Gang Li2, Christina Cohen3, Glenn M Mason4, Tycho T von Rosenvinge5, Charles William Smith6 and Angelos Vourlidas4, (1)Caltech, Pasadena, CA, United States, (2)University of Alabama in Huntsville, Department of Space Sciences and CSPAR, Huntsville, AL, United States, (3)California Institute of Technology, Pasadena, CA, United States, (4)Johns Hopkins University Applied Physics Laboratory, Laurel, MD, United States, (5)NASA Goddard SFC, Greenbelt, United States, (6)University of New Hampshire Main Campus, Space Science Center, Durham, NH, United States
