Comet Encke: Meteor Metallic Ion Identification by Mass Spectrometer

Vertical movement of temperate-zone sporadicElayers

1968 • 146 citations

Metallic ions in the equatorial ionosphere

1973 • 86 citations

Studies of positive-ion composition in the equatorialD-region ionosphere

1971 • 67 citations

Positive ion composition of a temperate-latitude sporadicElayer as observed during a rocket flight

1967 • 65 citations

On the origin of the sodium present in the upper atmosphere

1962 • 41 citations

The elemental and isotopic abundance of metallic ions in the lower E-region as measured by a cryogenically pumped quadrupole mass spectrometer

1972 • 35 citations

Some Recent Work on Sporadic‐E Theory

1972 • 16 citations