Annales Geophysicae
Annales Geophysicae
Annales Geophysicae
The Spread F Experiment (SpreadFEx): Coupling from the lower atmosphere to the ionosphere
Special issues
Special issues
The Spread F Experiment (SpreadFEx): Coupling from the lower atmosphere to the ionosphere
Editor(s): D. C. Fritts and M. A. Abdu

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01 Jul 2009
Gravity wave initiation of equatorial spread F/plasma bubble irregularities based on observational data from the SpreadFEx campaign
M. A. Abdu, E. Alam Kherani, I. S. Batista, E. R. de Paula, D. C. Fritts, and J. H. A. Sobral
Ann. Geophys., 27, 2607–2622, https://doi.org/10.5194/angeo-27-2607-2009,https://doi.org/10.5194/angeo-27-2607-2009, 2009
16 Jun 2009
Estimation of electron densities in the lower thermosphere from GUVI 135.6 nm tomographic inversions in support of SpreadFEx
F. Kamalabadi, J. M. Comberiate, M. J. Taylor, and P.-D. Pautet
Ann. Geophys., 27, 2439–2448, https://doi.org/10.5194/angeo-27-2439-2009,https://doi.org/10.5194/angeo-27-2439-2009, 2009
08 Jun 2009
Gravity wave amplitudes and momentum fluxes inferred from OH airglow intensities and meteor radar winds during SpreadFEx
F. Vargas, D. Gobbi, H. Takahashi, and L. M. Lima
Ann. Geophys., 27, 2361–2369, https://doi.org/10.5194/angeo-27-2361-2009,https://doi.org/10.5194/angeo-27-2361-2009, 2009
08 Jun 2009
Simultaneous observations of equatorial F-region plasma depletions over Brazil during the Spread-F Experiment (SpreadFEx)
P.-D. Pautet, M. J. Taylor, N. P. Chapagain, H. Takahashi, A. F. Medeiros, F. T. São Sabbas, and D. C. Fritts
Ann. Geophys., 27, 2371–2381, https://doi.org/10.5194/angeo-27-2371-2009,https://doi.org/10.5194/angeo-27-2371-2009, 2009
11 May 2009
Overview and summary of the Spread F Experiment (SpreadFEx)
D. C. Fritts, M. A. Abdu, B. R. Batista, I. S. Batista, P. P. Batista, R. Buriti, B. R. Clemesha, T. Dautermann, E. R. de Paula, B. J. Fechine, B. G. Fejer, D. Gobbi, J. Haase, F. Kamalabadi, E. A. Kherani, B. Laughman, P. P. Lima, H.-L. Liu, A. Medeiros, P.-D. Pautet, D. M. Riggin, F. S. Rodrigues, F. São Sabbas, J. H. A. Sobral, P. Stamus, H. Takahashi, M. J. Taylor, S. L. Vadas, F. Vargas, and C. M. Wrasse
Ann. Geophys., 27, 2141–2155, https://doi.org/10.5194/angeo-27-2141-2009,https://doi.org/10.5194/angeo-27-2141-2009, 2009
08 May 2009
Corrigendum to "Characteristics of sprite and gravity wave convective sources present in satellite IR images during the SpreadFEx 2005 in Brazil" published in Ann. Geophys., 27, 1279–1293, 2009
F. T. São Sabbas, V. T. Rampinelli, J. Santiago, P. Stamus, S. L. Vadas, D. C. Fritts, M. J. Taylor, P. D. Pautet, G. Dolif Neto, and O. Pinto
Ann. Geophys., 27, 2127–2127, https://doi.org/10.5194/angeo-27-2127-2009,https://doi.org/10.5194/angeo-27-2127-2009, 2009
07 Apr 2009
The impact of gravity waves rising from convection in the lower atmosphere on the generation and nonlinear evolution of equatorial bubble
E. Alam Kherani, M. A. Abdu, E. R. de Paula, D. C. Fritts, J. H. A. Sobral, and F. C. de Meneses Jr.
Ann. Geophys., 27, 1657–1668, https://doi.org/10.5194/angeo-27-1657-2009,https://doi.org/10.5194/angeo-27-1657-2009, 2009
02 Apr 2009
Simultaneous observation of ionospheric plasma bubbles and mesospheric gravity waves during the SpreadFEx Campaign
H. Takahashi, M. J. Taylor, P.-D. Pautet, A. F. Medeiros, D. Gobbi, C. M. Wrasse, J. Fechine, M. A. Abdu, I. S. Batista, E. Paula, J. H. A. Sobral, D. Arruda, S. L. Vadas, F. S. Sabbas, and D. C. Fritts
Ann. Geophys., 27, 1477–1487, https://doi.org/10.5194/angeo-27-1477-2009,https://doi.org/10.5194/angeo-27-1477-2009, 2009
01 Apr 2009
First observation of an undular mesospheric bore in a Doppler duct
J. Fechine, C. M. Wrasse, H. Takahashi, A. F. Medeiros, P. P. Batista, B. R. Clemesha, L. M. Lima, D. Fritts, B. Laughman, M. J. Taylor, P. D. Pautet, M. G. Mlynczak, and J. M. Russell
Ann. Geophys., 27, 1399–1406, https://doi.org/10.5194/angeo-27-1399-2009,https://doi.org/10.5194/angeo-27-1399-2009, 2009
13 Mar 2009
Characteristics of sprite and gravity wave convective sources present in satellite IR images during the SpreadFEx 2005 in Brazil
F. T. São Sabbas, V. T. Rampinelli, J. Santiago, P. Stamus, S. L. Vadas, D. C. Fritts, M. J. Taylor, P. D. Pautet, G. Dolif Neto, and O. Pinto
Ann. Geophys., 27, 1279–1293, https://doi.org/10.5194/angeo-27-1279-2009,https://doi.org/10.5194/angeo-27-1279-2009, 2009
02 Feb 2009
Characteristics of mesospheric gravity waves near the magnetic equator, Brazil, during the SpreadFEx campaign
M. J. Taylor, P.-D. Pautet, A. F. Medeiros, R. Buriti, J. Fechine, D. C. Fritts, S. L. Vadas, H. Takahashi, and F. T. São Sabbas
Ann. Geophys., 27, 461–472, https://doi.org/10.5194/angeo-27-461-2009,https://doi.org/10.5194/angeo-27-461-2009, 2009
02 Feb 2009
Numerical simulation of bore generation and morphology in thermal and Doppler ducts
B. Laughman, D. C. Fritts, and J. Werne
Ann. Geophys., 27, 511–523, https://doi.org/10.5194/angeo-27-511-2009,https://doi.org/10.5194/angeo-27-511-2009, 2009
14 Jan 2009
Convection: the likely source of the medium-scale gravity waves observed in the OH airglow layer near Brasilia, Brazil, during the SpreadFEx campaign
S. L. Vadas, M. J. Taylor, P.-D. Pautet, P. A. Stamus, D. C. Fritts, H.-L. Liu, F. T. São Sabbas, V. T. Rampinelli, P. Batista, and H. Takahashi
Ann. Geophys., 27, 231–259, https://doi.org/10.5194/angeo-27-231-2009,https://doi.org/10.5194/angeo-27-231-2009, 2009
09 Jan 2009
Reconstruction of the gravity wave field from convective plumes via ray tracing
S. L. Vadas and D. C. Fritts
Ann. Geophys., 27, 147–177, https://doi.org/10.5194/angeo-27-147-2009,https://doi.org/10.5194/angeo-27-147-2009, 2009
02 Dec 2008
Gravity wave penetration into the thermosphere: sensitivity to solar cycle variations and mean winds
D. C. Fritts and S. L. Vadas
Ann. Geophys., 26, 3841–3861, https://doi.org/10.5194/angeo-26-3841-2008,https://doi.org/10.5194/angeo-26-3841-2008, 2008
21 Oct 2008
Gravity wave and tidal influences on equatorial spread F based on observations during the Spread F Experiment (SpreadFEx)
D. C. Fritts, S. L. Vadas, D. M. Riggin, M. A. Abdu, I. S. Batista, H. Takahashi, A. Medeiros, F. Kamalabadi, H.-L. Liu, B. G. Fejer, and M. J. Taylor
Ann. Geophys., 26, 3235–3252, https://doi.org/10.5194/angeo-26-3235-2008,https://doi.org/10.5194/angeo-26-3235-2008, 2008
21 Oct 2008
Coherent backscatter radar imaging in Brazil: large-scale waves in the bottomside F-region at the onset of equatorial spread F
F. S. Rodrigues, D. L. Hysell, and E. R. de Paula
Ann. Geophys., 26, 3355–3364, https://doi.org/10.5194/angeo-26-3355-2008,https://doi.org/10.5194/angeo-26-3355-2008, 2008
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