test particle simulation

Su, Y. -J., Selesnick, R., & Blake, J. (2016). Formation of the inner electron radiation belt by enhanced large-scale electric fields. Journal Of Geophysical Research: Space Physics. http://doi.org/10.1002/2016JA022881 (Original work published August 2016)
Wang, C., Rankin, R., Wang, Y., Zong, Q. -G., Zhou, X., Takahashi, K., et al. (2018). Poloidal mode wave-particle interactions inferred from Van Allen Probes and CARISMA ground-based observations. Journal Of Geophysical Research: Space Physics. http://doi.org/10.1029/2017JA025123 (Original work published May 2018)