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WAVE PROPAGATION

DE 1 observations of Siple transmitter signals and associated sidebands

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Rastani, K, Inan US, Helliwell RA.  1985.  DE 1 observations of Siple transmitter signals and associated sidebands. Journal of Geophysical Research. 90:4128-4140.

Direct multiple path magnetospheric propagation - A fundamental property of nonducted VLF waves

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Sonwalkar, VS, Bell TF, Helliwell RA, Inan US.  1984.  Direct multiple path magnetospheric propagation - A fundamental property of nonducted VLF waves. Journal of Geophysical Research. 89:2823-2830.

The nonlinear gyroresonance interaction between energetic electrons and coherent VLF waves propagating at an arbitrary angle with respect to the earth's magnetic field

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Bell, TF.  1984.  The nonlinear gyroresonance interaction between energetic electrons and coherent VLF waves propagating at an arbitrary angle with respect to the earth's magnetic field. Journal of Geophysical Research. 89:905-918.

Photometric evidence of electron precipitation induced by first HOP whistlers

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Doolittle, J  H, Carpenter DL.  1983.  Photometric evidence of electron precipitation induced by first HOP whistlers. Geophysical Research Letters. 10:611-614.

Ground observations of power line radiation coupled to the ionosphere and magnetosphere

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Park, CG, Helliwell RA, Lefeuvre F.  1983.  Ground observations of power line radiation coupled to the ionosphere and magnetosphere. Space Science Reviews. 35:131-137.

Echoing mixed-path whistlers near the dawn plasmapause, observed by direction-finding receivers at two Antarctic stations

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Smith, A  J, Carpenter DL.  1982.  Echoing mixed-path whistlers near the dawn plasmapause, observed by direction-finding receivers at two Antarctic stations. Journal of Atmospheric and Terrestrial Physics. 44:973-984.

The influence of localized precipitation-induced D-region ionization enhancements on subionospheric VLF propagation

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Tolstoy, A, Rosenberg TJ, Carpenter DL.  1982.  The influence of localized precipitation-induced D-region ionization enhancements on subionospheric VLF propagation. Geophysical Research Letters. 9:563-566.

Correlation between lambda 4278 optical emissions and VLF wave events observed at L approximately 4 in the Antarctic

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Helliwell, RA, Doolittle J  H, Armstrong W  C, Carpenter DL, Mende SB.  1980.  Correlation between lambda 4278 optical emissions and VLF wave events observed at L approximately 4 in the Antarctic. Journal of Geophysical Research. 85:3376-3386.

Power threshold for growth of coherent VLF signals in the magnetosphere

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Helliwell, RA, Carpenter DL, Miller T  R.  1980.  Power threshold for growth of coherent VLF signals in the magnetosphere. Journal of Geophysical Research. 85:3360-3366.

ELF sferic occurrences in the Antarctic during a solar proton event - Case study of occurrences at Byrd Station during the event of June 9, 1968

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Fraser-Smith, A  C, Helliwell RA.  1980.  ELF sferic occurrences in the Antarctic during a solar proton event - Case study of occurrences at Byrd Station during the event of June 9, 1968. Journal of Geophysical Research. 85:2296-2306.