R. G. Johnson

Satellite observations of energetic heavy ions during a geomagnetic storm

E. G. Shelley, R. G. Johnson, R. D. Sharp · Journal of Geophysical Research Atmospheres · 1972 · 537 citations

Geophysics, Geospace Physics, Engineering +15

Satellite observations of an ionospheric acceleration mechanism

E. G. Shelley, R. D. Sharp, R. G. Johnson · Geophysical Research Letters · 1976 · 463 citations

Geophysics, Orbit Determination, Geospace Physics +14

Nest Predation and Brood Parasitism of Tallgrass Prairie Birds

R. G. Johnson, Stanley A. Temple · Journal of Wildlife Management · 1990 · 373 citations

Nest Predation, Biogeography, Prairie Fragments +7

Observation of an ionospheric acceleration mechanism producing energetic (keV) ions primarily normal to the geomagnetic field direction

R. D. Sharp, R. G. Johnson, E. G. Shelley · Journal of Geophysical Research Atmospheres · 1977 · 362 citations

Geophysics, Geospace Physics, Engineering +15

The latitudinal, diurnal, and altitudinal distributions of upward flowing energetic ions of ionospheric origin

A. G. Ghielmetti, R. G. Johnson, R. D. Sharp et al. · Geophysical Research Letters · 1978 · 340 citations

Geophysics, Ionospheric Origin, Upper Atmosphere +14