Helium ion

Kim, H., Gerrard, A., Lanzerotti, L., Soto-Chavez, R., Cohen, R., & Manweiler, J. (2017). Ring Current He-Ion Control by Bounce Resonant ULF Waves. Journal Of Geophysical Research: Space Physics. http://doi.org/10.1002/2017JA023958 (Original work published September 2017)