http://www.ann-geophys.net/Annales Geophysicae Latest Articleshttp://www.ann-geophys.net/27/2633/2009/Freaque waves during Typhoon Krosa, P. C. Liu, H. S. Chen, D.-J. Doong, C. C. Kao, and Y.-J. G. Hsu, Annales Geophysicae, 27, 2633-2642, 20092009-07-01T00:00:00+02:00http://www.ann-geophys.net/27/2623/2009/Excitation thresholds of field-aligned irregularities and associated ionospheric hysteresis at very high latitudes observed using SPEAR-induced HF radar backscatter, D. M. Wright, R. S. Dhillon, T. K. Yeoman, T. R. Robinson, E. C. Thomas, L. J. Baddeley, and S. Imber, Annales Geophysicae, 27, 2623-2631, 20092009-07-01T00:00:00+02:00http://www.ann-geophys.net/27/2607/2009/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, Annales Geophysicae, 27, 2607-2622, 20092009-07-01T00:00:00+02:00http://www.ann-geophys.net/27/2599/2009/ELF and VLF signatures of sprites registered onboard the low altitude satellite DEMETER, J. Błęcki, M. Parrot, and R. Wronowski, Annales Geophysicae, 27, 2599-2605, 20092009-06-29T00:00:00+02:00http://www.ann-geophys.net/27/2593/2009/Observation of mesospheric gravity waves at Comandante Ferraz Antarctica Station (62° S), J. V. Bageston, C. M. Wrasse, D. Gobbi, H. Takahashi, and P. B. Souza, Annales Geophysicae, 27, 2593-2598, 20092009-06-26T00:00:00+02:00http://www.ann-geophys.net/27/2585/2009/F-region electron heating by X-mode radiowaves in underdense conditions, H. Löfås, N. Ivchenko, B. Gustavsson, T. B. Leyser, and M. T. Rietveld, Annales Geophysicae, 27, 2585-2592, 20092009-06-26T00:00:00+02:00http://www.ann-geophys.net/27/2575/2009/First meteor radar observations of tidal oscillations over Jicamarca (11.95° S, 76.87° W), L. Guo and G. Lehmacher, Annales Geophysicae, 27, 2575-2583, 20092009-06-26T00:00:00+02:00http://www.ann-geophys.net/27/2565/2009/A summary of observational records on periodicities above the rotational period in the Jovian magnetosphere, E. A. Kronberg, J. Woch, N. Krupp, and A. Lagg, Annales Geophysicae, 27, 2565-2573, 20092009-06-25T00:00:00+02:00http://www.ann-geophys.net/27/2555/2009/Semidiurnal tidal signature in sporadic E occurrence rates derived from GPS radio occultation measurements at higher midlatitudes, C. Arras, C. Jacobi, and J. Wickert, Annales Geophysicae, 27, 2555-2563, 20092009-06-24T00:00:00+02:00http://www.ann-geophys.net/27/2545/2009/Modelling of N₂1P emission rates in aurora using various cross sections for excitation, M. Ashrafi, B. S. Lanchester, D. Lummerzheim, N. Ivchenko, and O. Jokiaho, Annales Geophysicae, 27, 2545-2553, 20092009-06-24T00:00:00+02:00http://www.ann-geophys.net/27/2539/2009/On the response of the equatorial and low latitude ionospheric regions in the Indian sector to the large magnetic disturbance of 29 October 2003, G. Manju, T. Kumar Pant, S. Ravindran, and R. Sridharan, Annales Geophysicae, 27, 2539-2544, 20092009-06-24T00:00:00+02:00http://www.ann-geophys.net/27/2523/2009/Tropical cyclone genesis in the Southern Hemisphere and its relationship with the ENSO, Y. Kuleshov, F. Chane Ming, L. Qi, I. Chouaibou, C. Hoareau, and F. Roux, Annales Geophysicae, 27, 2523-2538, 20092009-06-24T00:00:00+02:00http://www.ann-geophys.net/27/2515/2009/Aerosol forcing efficiency in the UVA region from spectral solar irradiance measurements at an urban environment, S. Kazadzis, N. Kouremeti, A. Bais, A. Kazantzidis, and C. Meleti, Annales Geophysicae, 27, 2515-2522, 20092009-06-23T00:00:00+02:00http://www.ann-geophys.net/27/2503/2009/West African equatorial ionospheric parameters climatology based on Ouagadougou ionosonde station data from June 1966 to February 1998, F. Ouattara, C. Amory-Mazaudier, R. Fleury, P. Lassudrie Duchesne, P. Vila, and M. Petitdidier, Annales Geophysicae, 27, 2503-2514, 20092009-06-23T00:00:00+02:00http://www.ann-geophys.net/27/2491/2009/Numerical simulations of thermospheric dynamics: divergence as a proxy for vertical winds, S. L. Cooper, M. Conde, and P. Dyson, Annales Geophysicae, 27, 2491-2502, 20092009-06-22T00:00:00+02:00http://www.ann-geophys.net/27/2483/2009/On the terms of geomagnetic daily variation in Antarctica, P. De Michelis, R. Tozzi, and A. Meloni, Annales Geophysicae, 27, 2483-2490, 20092009-06-22T00:00:00+02:00http://www.ann-geophys.net/27/2475/2009/E- and F-region coupling between an intense sporadic E layer and a mesoscale traveling ionospheric disturbance, W. E. Swartz, M. C. Kelley, and N. Aponte, Annales Geophysicae, 27, 2475-2482, 20092009-06-19T00:00:00+02:00http://www.ann-geophys.net/27/2457/2009/Solar wind and substorm excitation of the wavy current sheet, C. Forsyth, M. Lester, R. C. Fear, E. Lucek, I. Dandouras, A. N. Fazakerley, H. Singer, and T. K. Yeoman, Annales Geophysicae, 27, 2457-2474, 20092009-06-19T00:00:00+02:00http://www.ann-geophys.net/27/2449/2009/A potential lag between the open solar magnetic source flux and solar EUV and X-ray emissions as measured by the Earth's ionosphere during total solar eclipses, C. J. Davis, S. A. Bell, R. Stamper, A. W. V. Poole, L. A. McKinnell, and P. Wilkinson, Annales Geophysicae, 27, 2449-2456, 20092009-06-18T00:00:00+02:00http://www.ann-geophys.net/27/2439/2009/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, Annales Geophysicae, 27, 2439-2448, 20092009-06-16T00:00:00+02:00http://www.ann-geophys.net/27/2423/2009/Different responses of northern and southern high latitude ionospheric convection to IMF rotations: a case study based on SuperDARN observations, D. Ambrosino, E. Amata, M. F. Marcucci, I. Coco, W. Bristow, and P. Dyson, Annales Geophysicae, 27, 2423-2438, 20092009-06-15T00:00:00+02:00http://www.ann-geophys.net/27/2417/2009/Charging of mesospheric aerosol particles: the role of photodetachment and photoionization from meteoric smoke and ice particles, M. Rapp, Annales Geophysicae, 27, 2417-2422, 20092009-06-11T00:00:00+02:00http://www.ann-geophys.net/27/2407/2009/High resolution observations of turbulence in the troposphere and lower stratosphere over Gadanki, G. Dutta, M. C. Ajay Kumar, P. Vinay Kumar, P. V. Rao, B. Bapiraju, and H. Aleem Basha, Annales Geophysicae, 27, 2407-2415, 20092009-06-11T00:00:00+02:00http://www.ann-geophys.net/27/2399/2009/Joint observations of a traveling ionospheric disturbance with the Paratunka OMTI camera and the Hokkaido HF radar, A. Koustov, N. Nishitani, P. V. Ponomarenko, K. Shiokawa, S. Suzuki, B. M. Shevtsov, and J. W. MacDougall, Annales Geophysicae, 27, 2399-2406, 20092009-06-09T00:00:00+02:00http://www.ann-geophys.net/27/2383/2009/Rosetta swing-by at Mars – an analysis of the ROMAP measurements in comparison with results of 3-D multi-ion hybrid simulations and MEX/ASPERA-3 data, A. Boesswetter, U. Auster, I. Richter, M. Fränz, B. Langlais, S. McKenna-Lawlor, S. Simon, U. Motschmann, K. H. Glassmeier, N. J. T. Edberg, and R Lundin, Annales Geophysicae, 27, 2383-2398, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2371/2009/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, Annales Geophysicae, 27, 2371-2381, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2361/2009/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, Annales Geophysicae, 27, 2361-2369, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2341/2009/On the numerical modelling of VLF chorus dynamical spectra, D. Nunn, O. Santolik, M. Rycroft, and V. Trakhtengerts, Annales Geophysicae, 27, 2341-2359, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2331/2009/On a magnetosphere disturbed by solar wind; observations of macroelectrons, E. B. Wodnicka, Annales Geophysicae, 27, 2331-2339, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2321/2009/Substorm activity in Venus's magnetotail, M. Volwerk, M. Delva, Y. Futaana, A. Retinò, Z. Vörös, T. L. Zhang, W. Baumjohann, and S. Barabash, Annales Geophysicae, 27, 2321-2330, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2303/2009/Impacts of boundary layer turbulence and land surface process parameterizations on simulated sea breeze characteristics, J.-F. Miao, K. Wyser, D. Chen, and H. Ritchie, Annales Geophysicae, 27, 2303-2320, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2297/2009/Three-dimensional earthward fast flow in the near-Earth plasma sheet in a sheared field: comparisons between simulations and observations, K. Kondoh and M. Ugai, Annales Geophysicae, 27, 2297-2302, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2285/2009/Validation of MODIS derived aerosol optical depth and an investigation on aerosol transport over the South East Arabian Sea during ARMEX-II, M. Aloysius, M. Mohan, S. Suresh Babu, K. Parameswaran, and K. Krishna Moorthy, Annales Geophysicae, 27, 2285-2296, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2277/2009/Accuracy issues of the existing thermospheric wind models: can we rely on them in seeking solutions to wind-driven problems?, M. F. Larsen and C. G. Fesen, Annales Geophysicae, 27, 2277-2284, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2259/2009/Quasi-parallel whistler mode waves observed by THEMIS during near-earth dipolarizations, O. Le Contel, A. Roux, C. Jacquey, P. Robert, M. Berthomier, T. Chust, B. Grison, V. Angelopoulos, D. Sibeck, C. C. Chaston, C. M. Cully, B. Ergun, K.-H. Glassmeier, U. Auster, J. McFadden, C. Carlson, D. Larson, J. W. Bonnell, S. Mende, C. T. Russell, E. Donovan, I. Mann, and H. Singer, Annales Geophysicae, 27, 2259-2275, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2247/2009/A statistical study of sporadic sodium layer observed by Sodium lidar at Hefei (31.8° N, 117.3° E), X.-K. Dou, X.-H. Xue, T.-D. Chen, W.-X. Wan, X.-W. Cheng, T. Li, C. Chen, S. Qiu, and Z.-Y. Chen, Annales Geophysicae, 27, 2247-2257, 20092009-06-08T00:00:00+02:00http://www.ann-geophys.net/27/2237/2009/Propagation of Alfvén waves in the magnetotail during substorms, R. L. Lysak, Y. Song, and T. W. Jones, Annales Geophysicae, 27, 2237-2246, 20092009-05-18T00:00:00+02:00http://www.ann-geophys.net/27/2225/2009/Thermospheric winds and temperatures above Mawson, Antarctica, observed with an all-sky imaging, Fabry-Perot spectrometer, C. Anderson, M. Conde, P. Dyson, T. Davies, and M. J. Kosch, Annales Geophysicae, 27, 2225-2235, 20092009-05-15T00:00:00+02:00http://www.ann-geophys.net/27/2215/2009/The structure of an earthward propagating magnetic flux rope early in its evolution: comparison of methods, C. Möstl, C.J. Farrugia, H. K. Biernat, S. A. Kiehas, R. Nakamura, V. V. Ivanova, and Y. Khotyaintsev, Annales Geophysicae, 27, 2215-2224, 20092009-05-15T00:00:00+02:00http://www.ann-geophys.net/27/2205/2009/Spectra of equatorial total electron content derived from GPS signals, M. M. J. L. van de Kamp and P. S. Cannon, Annales Geophysicae, 27, 2205-2214, 20092009-05-15T00:00:00+02:00http://www.ann-geophys.net/27/2191/2009/In-situ observation of ULF wave activities associated with substorm expansion phase onset and current disruption, J. Liang, W. W. Liu, E. F. Donovan, and E. Spanswick, Annales Geophysicae, 27, 2191-2204, 20092009-05-13T00:00:00+02:00http://www.ann-geophys.net/27/2183/2009/Remote Oxygen Sensing by Ionospheric Excitation (ROSIE), K. S. Kalogerakis, T. G. Slanger, E. A. Kendall, T. R. Pedersen, M. J. Kosch, B. Gustavsson, and M. T. Rietveld, Annales Geophysicae, 27, 2183-2189, 20092009-05-13T00:00:00+02:00http://www.ann-geophys.net/27/2173/2009/Radial transport of radiation belt electrons due to stormtime Pc5 waves, A. Y. Ukhorskiy, M. I. Sitnov, K. Takahashi, and B. J. Anderson, Annales Geophysicae, 27, 2173-2181, 20092009-05-13T00:00:00+02:00http://www.ann-geophys.net/27/2157/2009/Reconnection electric field estimates and dynamics of high-latitude boundaries during a substorm, T. Pitkänen, A. T. Aikio, A. Kozlovsky, and O. Amm, Annales Geophysicae, 27, 2157-2171, 20092009-05-12T00:00:00+02:00http://www.ann-geophys.net/27/2141/2009/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, Annales Geophysicae, 27, 2141-2155, 20092009-05-11T00:00:00+02:00http://www.ann-geophys.net/27/2129/2009/Observational evidence for an inside-out substorm onset scenario, M. G. Henderson, Annales Geophysicae, 27, 2129-2140, 20092009-05-08T00:00:00+02:00http://www.ann-geophys.net/27/2127/2009/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, Annales Geophysicae, 27, 2127-2127, 20092009-05-08T00:00:00+02:00http://www.ann-geophys.net/27/2111/2009/A recurrent neural network approach to quantitatively studying solar wind effects on TEC derived from GPS; preliminary results, J. B. Habarulema, L.-A. McKinnell, and B. D. L. Opperman, Annales Geophysicae, 27, 2111-2125, 20092009-05-07T00:00:00+02:00http://www.ann-geophys.net/27/2101/2009/Geomagnetic storm effects on GPS based navigation, P. V. S. Rama Rao, S. Gopi Krishna, J. Vara Prasad, S. N. V. S. Prasad, D. S. V. V. D. Prasad, and K. Niranjan, Annales Geophysicae, 27, 2101-2110, 20092009-05-07T00:00:00+02:00http://www.ann-geophys.net/27/2087/2009/Solar and magnetospheric forcing of the low latitude thermospheric mass density as observed by CHAMP, S. Müller, H. Lühr, and S. Rentz, Annales Geophysicae, 27, 2087-2099, 20092009-05-06T00:00:00+02:00http://www.ann-geophys.net/27/2077/2009/STEREO/SEPT observations of upstream particle events: almost monoenergetic ion beams, A. Klassen, R. Gómez-Herrero, R. Müller-Mellin, S. Böttcher, B. Heber, R. Wimmer-Schweingruber, and G. M. Mason, Annales Geophysicae, 27, 2077-2085, 20092009-05-06T00:00:00+02:00http://www.ann-geophys.net/27/2057/2009/A global study of hot flow anomalies using Cluster multi-spacecraft measurements, G. Facskó, Z. Németh, G. Erdős, A. Kis, and I. Dandouras, Annales Geophysicae, 27, 2057-2076, 20092009-05-05T00:00:00+02:00http://www.ann-geophys.net/27/2053/2009/On the origin of pre-reversal enhancement of the zonal equatorial electric field, M. C. Kelley, R. R. Ilma, and G. Crowley, Annales Geophysicae, 27, 2053-2056, 20092009-05-05T00:00:00+02:00http://www.ann-geophys.net/27/2045/2009/On the long term change in the geomagnetic activity during the 20th century, F. Ouattara, C. Amory-Mazaudier, M. Menvielle, P. Simon, and J.-P. Legrand, Annales Geophysicae, 27, 2045-2051, 20092009-05-05T00:00:00+02:00http://www.ann-geophys.net/27/2035/2009/Stormtime dynamics of the global thermosphere and equatorial ionosphere, W. J. Burke, C. Y. Huang, and R. D. Sharma, Annales Geophysicae, 27, 2035-2044, 20092009-05-05T00:00:00+02:00http://www.ann-geophys.net/27/2027/2009/Equinoctial asymmetry of a low-latitude ionosphere-thermosphere system and equatorial irregularities: evidence for meridional wind control, T. Maruyama, S. Saito, M. Kawamura, K. Nozaki, J. Krall, and J. D. Huba, Annales Geophysicae, 27, 2027-2034, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/2019/2009/Global observations of substorm injection region evolution: 27 August 2001, E. Spanswick, E. Donovan, W. Liu, J. Liang, J. B. Blake, G. Reeves, R. Friedel, B. Jackel, C. Cully, and A. Weatherwax, Annales Geophysicae, 27, 2019-2025, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/2011/2009/Intermittency of storms and substorms: is it related to the critical behaviour?, P. Dobias and J. A. Wanliss, Annales Geophysicae, 27, 2011-2018, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/2001/2009/Particle precipitation during NEIAL events: simultaneous ground based nighttime observations at Svalbard, J. Lunde, U. P. Løvhaug, and B. Gustavsson, Annales Geophysicae, 27, 2001-2010, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1989/2009/The 8-h tide in the mesosphere and lower thermosphere over Maui (20.75° N, 156.43° W), G. Jiang, J. Xu, and S. J. Franke, Annales Geophysicae, 27, 1989-1999, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1979/2009/Arctic and Antarctic Oscillation signatures in tropical coral proxies over the South China Sea, D.-Y. Gong, S.-J. Kim, and C.-H. Ho, Annales Geophysicae, 27, 1979-1988, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1969/2009/Estimating the magnetic energy inside traveling compression regions, S. A. Kiehas, V. S. Semenov, H. K. Biernat, V. V. Ivanova, R. Nakamura, and W. Baumjohann, Annales Geophysicae, 27, 1969-1978, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1961/2009/Diurnal variation of non-specular meteor trails, J. Hinrichs, L. P. Dyrud, and J. Urbina, Annales Geophysicae, 27, 1961-1967, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1951/2009/Development of substorm bulges during different solar wind structures, I. V. Despirak, A. A. Lubchich, A. G. Yahnin, B. V. Kozelov, and H. K. Biernat, Annales Geophysicae, 27, 1951-1960, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1941/2009/Disruption of magnetospheric current sheet by quasi-electrostatic field, W. W. Liu and J. Liang, Annales Geophysicae, 27, 1941-1950, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1935/2009/Longitudinal development of a substorm brightening arc, K. Shiokawa, A. Ieda, A. Nakajima, K. Sakaguchi, R. Nomura, T. Aslaksen, M. Greffen, E. Spanswick, E. Donovan, S. B. Mende, J. McFadden, K.-H. Glassmeier, V. Angelopoulos, and Y. Miyashita, Annales Geophysicae, 27, 1935-1940, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1915/2009/Spread F – an old equatorial aeronomy problem finally resolved?, R. F. Woodman, Annales Geophysicae, 27, 1915-1934, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1909/2009/Physical meaning of the equinoctial effect for semi-annual variation in geomagnetic activity, A. Yoshida, Annales Geophysicae, 27, 1909-1914, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1897/2009/Night-time sudden commencements observed by CHAMP and ground-based magnetometers and their relationship to solar wind parameters, H. Lühr, K. Schlegel, T. Araki, M. Rother, and M. Förster, Annales Geophysicae, 27, 1897-1907, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1887/2009/What can we learn from HF signal scattered from a discrete arc?, E. Séran, M. Godefroy, K. Kauristie, J.-C. Cerisier, J.-J. Berthelier, M. Lester, and L.-E. Sarri, Annales Geophysicae, 27, 1887-1896, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1875/2009/Cluster survey of the mid-altitude cusp – Part 2: Large-scale morphology, F. Pitout, C. P. Escoubet, B. Klecker, and I. Dandouras, Annales Geophysicae, 27, 1875-1886, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1861/2009/Circulation of the thermocline salinity maximum waters off the Northern Brazil as inferred from in situ measurements and numerical results, A. C. Silva, B. Bourles, and M. Araujo, Annales Geophysicae, 27, 1861-1873, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1843/2009/Profile of the horizontal wind variance near the ground in near neutral flow – K-theory and the transport of the turbulent kinetic energy, S. Yahaya and J. P. Frangi, Annales Geophysicae, 27, 1843-1859, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1831/2009/THEMIS observation of a substorm event on 04:35, 22 February 2008, J. Liu, V. Angelopoulos, H. Frey, J. McFadden, D. Larson, K. Glassmeier, S. Mende, C. T. Russell, I. J. Rae, K. R. Murphy, and S. Apatenkov, Annales Geophysicae, 27, 1831-1841, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1821/2009/Three-dimensional simulation of equatorial spread-F with meridional wind effects, J. Krall, J. D. Huba, G. Joyce, and S. T. Zalesak, Annales Geophysicae, 27, 1821-1830, 20092009-05-04T00:00:00+02:00http://www.ann-geophys.net/27/1803/2009/Large enhancements in low latitude total electron content during 15 May 2005 geomagnetic storm in Indian zone, N. Dashora, S. Sharma, R. S. Dabas, S. Alex, and R. Pandey, Annales Geophysicae, 27, 1803-1820, 20092009-05-04T00:00:00+02:00