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Alexandre Alvares Pimenta
Alexandre Alvares Pimenta
Pesquisador/Professor em Geofísica Espacial, Instituto Nacional de Pesquisas Espaciais - INPE
Verified email at inpe.br
Title
Cited by
Cited by
Year
Ionospheric plasma bubble zonal drifts over the tropical region: a study using OI 630nm emission all-sky images
AA Pimenta, JA Bittencourt, PR Fagundes, Y Sahai, RA Buriti, ...
Journal of Atmospheric and Solar-Terrestrial Physics 65 (10), 1117-1126, 2003
722003
Statistical analysis of the occurrence of medium‐scale traveling ionospheric disturbances over Brazilian low latitudes using OI 630.0 nm emission all‐sky images
CMN Cândido, AA Pimenta, JA Bittencourt, F Becker‐Guedes
Geophysical Research Letters 35 (17), 2008
662008
Ionospheric plasma bubble zonal drift: A methodology using OI 630 nm all-sky imaging systems
AA Pimenta, PR Fagundes, JA Bittencourt, Y Sahai, D Gobbi, ...
Advances in Space Research 27 (6-7), 1219-1224, 2001
662001
Equatorial F-region plasma depletion drifts: latitudinal and seasonal variations
AA Pimenta, PR Fagundes, Y Sahai, JA Bittencourt, JR Abalde
Annales Geophysicae 21 (12), 2315-2322, 2003
642003
Ionospheric zonal velocities at conjugate points over Brazil during the COPEX campaign: Experimental observations and theoretical validations
JHA Sobral, MA Abdu, TR Pedersen, VM Castilho, DCS Arruda, ...
Journal of Geophysical Research: Space Physics 114 (A4), 2009
582009
Ionospheric plasma blobs observed by OI 630 nm all‐sky imaging in the Brazilian tropical sector during the major geomagnetic storm of April 6–7, 2000
AA Pimenta, Y Sahai, JA Bittencourt, FJ Rich
Geophysical Research Letters 34 (2), 2007
582007
Long‐term study of medium‐scale traveling ionospheric disturbances using OI 630 nm all‐sky imaging and ionosonde over Brazilian low latitudes
DCM Amorim, AA Pimenta, JA Bittencourt, PR Fagundes
Journal of Geophysical Research: Space Physics 116 (A6), 2011
512011
Plasma blobs observed by ground‐based optical and radio techniques in the Brazilian tropical sector
AA Pimenta, Y Sahai, JA Bittencourt, MA Abdu, H Takahashi, MJ Taylor
Geophysical Research Letters 31 (12), 2004
472004
Thermospheric dark band structures observed in all‐sky OI 630 nm emission images over the Brazilian low‐latitude sector
AA Pimenta, MC Kelley, Y Sahai, JA Bittencourt, PR Fagundes
Journal of Geophysical Research: Space Physics 113 (A1), 2008
452008
Hemispheric asymmetries in the ionospheric response observed in the American sector during an intense geomagnetic storm
AJ De Abreu, PR Fagundes, Y Sahai, R de Jesus, JA Bittencourt, ...
Journal of Geophysical Research: Space Physics 115 (A12), 2010
442010
Relevant aspects of equatorial plasma bubbles under different solar activity conditions
AA Pimenta, PR Fagundes, JA Bittencourt, Y Sahai
Advances in Space Research 27 (6-7), 1213-1218, 2001
402001
Generation of large-scale equatorial F-region plasma depletions during lowrange spread-F season
Y Sahai, PR Fagundes, JR Abalde, AA Pimenta, JA Bittencourt, Y Otsuka, ...
Annales Geophysicae 22 (1), 15-23, 2004
372004
Thermospheric dark band structures at low latitudes in the Southern Hemisphere under different solar activity conditions: A study using OI 630 nm emission all‐sky images
AA Pimenta, DCM Amorim, CMN Cândido
Geophysical Research Letters 35 (16), 2008
322008
Height‐resolved ionospheric drifts at low latitudes from simultaneous OI 777.4 nm and OI 630.0 nm imaging observations
JR Abalde, PR Fagundes, Y Sahai, VG Pillat, AA Pimenta, JA Bittencourt
Journal of Geophysical Research: Space Physics 109 (A11), 2004
322004
Response of nighttime equatorial and low latitude F-region to the geomagnetic storm of August 18, 2003, in the Brazilian sector
Y Sahai, F Becker-Guedes, PR Fagundes, WLC Lima, Y Otsuka, ...
Advances in Space Research 39 (8), 1325-1334, 2007
272007
Longitudinal differences observed in the ionospheric F-region during the major geomagnetic storm of 31 March 2001
Y Sahai, PR Fagundes, F Becker-Guedes, JR Abalde, G Crowley, X Pi, ...
Annales Geophysicae 22 (9), 3221-3229, 2004
272004
LION: A dynamic computer model for the low-latitude ionosphere
JA Bittencourt, VG Pillat, PR Fagundes, Y Sahai, AA Pimenta
Annales Geophysicae 25 (11), 2371-2392, 2007
242007
Operation of a 32 GHz gyrotron
JJ Barroso, PJ Castro, AA Pimenta, VA Spassov, RA Corrêa, T Idehara, ...
International journal of infrared and millimeter waves 18, 2147-2160, 1997
171997
Nocturnal and seasonal variation of Na and K layers simultaneously observed in the MLT Region at 23 S
VF Andrioli, J Xu, PP Batista, AA Pimenta, LCA Resende, S Savio, ...
Journal of Geophysical Research: Space Physics 125 (3), e2019JA027164, 2020
122020
OI 630.0 nm all-sky image observations of medium-scale traveling ionospheric disturbances at geomagnetic conjugate points
MB Stefanello, M Muella, DCM Amorim, CS Machado, JV Bageston, ...
Journal of Atmospheric and Solar-Terrestrial Physics 128, 58-69, 2015
112015
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