Ionospheric response to the 2009 sudden stratospheric warming over the equatorial, low, and middle latitudes in the South American sector

Fagundes, P. R. ; Goncharenko, L. P. ; de Abreu, A. J. ; Venkatesh, K. ; Pezzopane, M. ; de Jesus, R. ; Gende, M. ; Coster, A. J. ; Pillat, V. G.

Washington: Blackwell Publishing Ltd

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Effects of the major geomagnetic storms of October 2003 on the equatorial and low-latitude F region in two longitudinal sectors

Sahai, Y. ; Fagundes, P. R. ; Becker-Guedes, F. ; Bolzan, M. J. A. ; Abalde, J. R. ; Pillat, V. G. ; de Jesus, R. ; Lima, W. L. C. ; Crowley, G. ; Shiokawa, K. ; MacDougall, J. W. ; Lan, H. T. ; Igarashi, K. ; Bittencourt, J. A.

Washington, DC: American Geophysical Union

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Observations of daytime F2-layer stratification under the southern crest of the equatorial ionization anomaly region

Fagundes, P. R. ; Klausner, V. ; Sahai, Y. ; Pillat, V. G. ; Becker-Guedes, F. ; Bertoni, F. C. P. ; Bolzan, M. J. A. ; Abalde, J. R.

Washington, DC: American Geophysical Union

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Hemispheric asymmetries in the ionospheric response observed in the American sector during an intense geomagnetic storm

de Abreu, A. J. ; Fagundes, P. R. ; Sahai, Y. ; de Jesus, R. ; Bittencourt, J. A. ; Brunini, C. ; Gende, M. ; Pillat, V. G. ; Lima, W. L. C. ; Abalde, J. R. ; Pimenta, A. A.

Washington, DC: Blackwell Publishing Ltd

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Observations of GW/TID oscillations in the F2 layer at low latitude during high and low solar activity, geomagnetic quiet and disturbed periods

Klausner, V. ; Fagundes, P. R. ; Sahai, Y. ; Wrasse, C. M. ; Pillat, V. G. ; Becker-Guedes, F.

Washington, DC: American Geophysical Union

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Observations of F layer electron density profiles modulated by planetary wave type oscillations in the equatorial ionospheric anomaly region

Fagundes, P. R. ; Pillat, V. G. ; Bolzan, M. J. A. ; Sahai, Y. ; Becker-Guedes, F. ; Abalde, J. R. ; Aranha, S. L. ; Bittencourt, J. A.

American Geophysical Union

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F layer postsunset height rise due to electric field prereversal enhancement: 1. Traveling planetary wave ionospheric disturbance effects

Fagundes, P. R. ; Bittencourt, J. A. ; Abalde, J. R. ; Sahai, Y. ; Bolzan, M. J. A. ; Pillat, V. G. ; Lima, W. L. C.

Washington, DC: Blackwell Publishing Ltd

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Day‐to‐day variability in the development of plasma bubbles associated with geomagnetic disturbances

Abalde, J. R. ; Sahai, Y. ; Fagundes, P. R. ; Becker-Guedes, F. ; Bittencourt, J. A. ; Pillat, V. G. ; Lima, W. L. C. ; Candido, C. M. N. ; de Freitas, T. F.

Washington, DC: American Geophysical Union

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Effects observed in the Latin American sector ionospheric F region during the intense geomagnetic disturbances in the early part of November 2004

Sahai, Y. ; Becker-Guedes, F. ; Fagundes, P. R. ; de Jesus, R. ; de Abreu, A. J. ; Paxton, L. J. ; Goncharenko, L. P. ; Brunini, C. ; Gende, M. ; Ferreira, A. S. ; Lima, N. S. ; Guarnieri, F. L. ; Pillat, V. G. ; Bittencourt, J. A. ; Candido, C. M. N.

American Geophysical Union

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Observations of GW/TID oscillations in the F 2 layer at low latitude during high and low solar activity, geomagnetic quiet and disturbed periods

Klausner, V ; Fagundes, P R ; Sahai, Y ; Wrasse, C M ; Pillat, V G ; Becker-Guedes, F

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