ANGEO - Latest Articleshttp://www.ann-geophys.net/Annales Geophysicae Latest ArticlesenMF radar observations of the diurnal tide over Syowa, Antarctica (69&deg; S, 40&deg; E)http://www.ann-geophys.net/27/2653/2009/MF radar observations of the diurnal tide over Syowa, Antarctica (69&deg; S, 40&deg; E), Y. Tomikawa and M. Tsutsumi, Annales Geophysicae, 27, 2653-2659, 2009Fri, 03 Jul 2009 00:00:00 +0200Nonmigrating tidal signals in the upper thermospheric zonal wind at equatorial latitudes as observed by CHAMPhttp://www.ann-geophys.net/27/2643/2009/Nonmigrating tidal signals in the upper thermospheric zonal wind at equatorial latitudes as observed by CHAMP, K. Häusler and H. Lühr, Annales Geophysicae, 27, 2643-2652, 2009Fri, 03 Jul 2009 00:00:00 +0200Freaque waves during Typhoon Krosahttp://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, 2009Wed, 01 Jul 2009 00:00:00 +0200Excitation thresholds of field-aligned irregularities and associated ionospheric hysteresis at very high latitudes observed using SPEAR-induced HF radar backscatterhttp://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, 2009Wed, 01 Jul 2009 00:00:00 +0200Gravity wave initiation of equatorial spread F/plasma bubble irregularities based on observational data from the SpreadFEx campaignhttp://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, 2009Wed, 01 Jul 2009 00:00:00 +0200ELF and VLF signatures of sprites registered onboard the low altitude satellite DEMETERhttp://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, 2009Mon, 29 Jun 2009 00:00:00 +0200Observation of mesospheric gravity waves at Comandante Ferraz Antarctica Station (62&deg; S)http://www.ann-geophys.net/27/2593/2009/Observation of mesospheric gravity waves at Comandante Ferraz Antarctica Station (62&deg; S), J. V. Bageston, C. M. Wrasse, D. Gobbi, H. Takahashi, and P. B. Souza, Annales Geophysicae, 27, 2593-2598, 2009Fri, 26 Jun 2009 00:00:00 +0200F-region electron heating by X-mode radiowaves in underdense conditionshttp://www.ann-geophys.net/27/2585/2009/F-region electron heating by X-mode radiowaves in underdense conditions, H. Löf&aring;s, N. Ivchenko, B. Gustavsson, T. B. Leyser, and M. T. Rietveld, Annales Geophysicae, 27, 2585-2592, 2009Fri, 26 Jun 2009 00:00:00 +0200First meteor radar observations of tidal oscillations over Jicamarca (11.95&deg; S, 76.87&deg; W)http://www.ann-geophys.net/27/2575/2009/First meteor radar observations of tidal oscillations over Jicamarca (11.95&deg; S, 76.87&deg; W), L. Guo and G. Lehmacher, Annales Geophysicae, 27, 2575-2583, 2009Fri, 26 Jun 2009 00:00:00 +0200A summary of observational records on periodicities above the rotational period in the Jovian magnetospherehttp://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, 2009Thu, 25 Jun 2009 00:00:00 +0200Semidiurnal tidal signature in sporadic E occurrence rates derived from GPS radio occultation measurements at higher midlatitudeshttp://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, 2009Wed, 24 Jun 2009 00:00:00 +0200Modelling of N<sub>2</sub>1P emission rates in aurora using various cross sections for excitationhttp://www.ann-geophys.net/27/2545/2009/Modelling of N<sub>2</sub>1P 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, 2009Wed, 24 Jun 2009 00:00:00 +0200On the response of the equatorial and low latitude ionospheric regions in the Indian sector to the large magnetic disturbance of 29 October 2003http://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, 2009Wed, 24 Jun 2009 00:00:00 +0200Tropical cyclone genesis in the Southern Hemisphere and its relationship with the ENSOhttp://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, 2009Wed, 24 Jun 2009 00:00:00 +0200Aerosol forcing efficiency in the UVA region from spectral solar irradiance measurements at an urban environmenthttp://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, 2009Tue, 23 Jun 2009 00:00:00 +0200West African equatorial ionospheric parameters climatology based on Ouagadougou ionosonde station data from June 1966 to February 1998http://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, 2009Tue, 23 Jun 2009 00:00:00 +0200Numerical simulations of thermospheric dynamics: divergence as a proxy for vertical windshttp://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, 2009Mon, 22 Jun 2009 00:00:00 +0200On the terms of geomagnetic daily variation in Antarcticahttp://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, 2009Mon, 22 Jun 2009 00:00:00 +0200E- and F-region coupling between an intense sporadic E layer and a mesoscale traveling ionospheric disturbancehttp://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, 2009Fri, 19 Jun 2009 00:00:00 +0200Solar wind and substorm excitation of the wavy current sheethttp://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, 2009Fri, 19 Jun 2009 00:00:00 +0200A 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 eclipseshttp://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, 2009Thu, 18 Jun 2009 00:00:00 +0200Estimation of electron densities in the lower thermosphere from GUVI 135.6 nm tomographic inversions in support of SpreadFExhttp://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, 2009Tue, 16 Jun 2009 00:00:00 +0200Different responses of northern and southern high latitude ionospheric convection to IMF rotations: a case study based on SuperDARN observationshttp://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, 2009Mon, 15 Jun 2009 00:00:00 +0200Charging of mesospheric aerosol particles: the role of photodetachment and photoionization from meteoric smoke and ice particleshttp://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, 2009Thu, 11 Jun 2009 00:00:00 +0200High resolution observations of turbulence in the troposphere and lower stratosphere over Gadankihttp://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, 2009Thu, 11 Jun 2009 00:00:00 +0200Joint observations of a traveling ionospheric disturbance with the Paratunka OMTI camera and the Hokkaido HF radarhttp://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, 2009Tue, 09 Jun 2009 00:00:00 +0200Rosetta swing-by at Mars &ndash; an analysis of the ROMAP measurements in comparison with results of 3-D multi-ion hybrid simulations and MEX/ASPERA-3 datahttp://www.ann-geophys.net/27/2383/2009/Rosetta swing-by at Mars &ndash; 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, 2009Mon, 08 Jun 2009 00:00:00 +0200Simultaneous observations of equatorial F-region plasma depletions over Brazil during the Spread-F Experiment (SpreadFEx)http://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, 2009Mon, 08 Jun 2009 00:00:00 +0200Gravity wave amplitudes and momentum fluxes inferred from OH airglow intensities and meteor radar winds during SpreadFExhttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200On the numerical modelling of VLF chorus dynamical spectrahttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200On a magnetosphere disturbed by solar wind; observations of macroelectronshttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200Substorm activity in Venus's magnetotailhttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200Impacts of boundary layer turbulence and land surface process parameterizations on simulated sea breeze characteristicshttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200Three-dimensional earthward fast flow in the near-Earth plasma sheet in a sheared field: comparisons between simulations and observationshttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200Validation of MODIS derived aerosol optical depth and an investigation on aerosol transport over the South East Arabian Sea during ARMEX-IIhttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200Accuracy issues of the existing thermospheric wind models: can we rely on them in seeking solutions to wind-driven problems?http://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, 2009Mon, 08 Jun 2009 00:00:00 +0200Quasi-parallel whistler mode waves observed by THEMIS during near-earth dipolarizationshttp://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, 2009Mon, 08 Jun 2009 00:00:00 +0200A statistical study of sporadic sodium layer observed by Sodium lidar at Hefei (31.8&deg; N, 117.3&deg; E)http://www.ann-geophys.net/27/2247/2009/A statistical study of sporadic sodium layer observed by Sodium lidar at Hefei (31.8&deg; N, 117.3&deg; 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, 2009Mon, 08 Jun 2009 00:00:00 +0200Propagation of Alfvén waves in the magnetotail during substormshttp://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, 2009Mon, 18 May 2009 00:00:00 +0200Thermospheric winds and temperatures above Mawson, Antarctica, observed with an all-sky imaging, Fabry-Perot spectrometerhttp://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, 2009Fri, 15 May 2009 00:00:00 +0200The structure of an earthward propagating magnetic flux rope early in its evolution: comparison of methodshttp://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, 2009Fri, 15 May 2009 00:00:00 +0200Spectra of equatorial total electron content derived from GPS signalshttp://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, 2009Fri, 15 May 2009 00:00:00 +0200In-situ observation of ULF wave activities associated with substorm expansion phase onset and current disruptionhttp://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, 2009Wed, 13 May 2009 00:00:00 +0200Remote Oxygen Sensing by Ionospheric Excitation (ROSIE)http://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, 2009Wed, 13 May 2009 00:00:00 +0200Radial transport of radiation belt electrons due to stormtime Pc5 waveshttp://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, 2009Wed, 13 May 2009 00:00:00 +0200Reconnection electric field estimates and dynamics of high-latitude boundaries during a substormhttp://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, 2009Tue, 12 May 2009 00:00:00 +0200Overview and summary of the Spread F Experiment (SpreadFEx)http://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, 2009Mon, 11 May 2009 00:00:00 +0200Observational evidence for an inside-out substorm onset scenariohttp://www.ann-geophys.net/27/2129/2009/Observational evidence for an inside-out substorm onset scenario, M. G. Henderson, Annales Geophysicae, 27, 2129-2140, 2009Fri, 08 May 2009 00:00:00 +0200Corrigendum 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&ndash;1293, 2009http://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&ndash;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, 2009Fri, 08 May 2009 00:00:00 +0200A recurrent neural network approach to quantitatively studying solar wind effects on TEC derived from GPS; preliminary resultshttp://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, 2009Thu, 07 May 2009 00:00:00 +0200Geomagnetic storm effects on GPS based navigationhttp://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, 2009Thu, 07 May 2009 00:00:00 +0200Solar and magnetospheric forcing of the low latitude thermospheric mass density as observed by CHAMPhttp://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, 2009Wed, 06 May 2009 00:00:00 +0200STEREO/SEPT observations of upstream particle events: almost monoenergetic ion beamshttp://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, 2009Wed, 06 May 2009 00:00:00 +0200A global study of hot flow anomalies using Cluster multi-spacecraft measurementshttp://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, 2009Tue, 05 May 2009 00:00:00 +0200On the origin of pre-reversal enhancement of the zonal equatorial electric fieldhttp://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, 2009Tue, 05 May 2009 00:00:00 +0200On the long term change in the geomagnetic activity during the 20th centuryhttp://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, 2009Tue, 05 May 2009 00:00:00 +0200Stormtime dynamics of the global thermosphere and equatorial ionospherehttp://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, 2009Tue, 05 May 2009 00:00:00 +0200Equinoctial asymmetry of a low-latitude ionosphere-thermosphere system and equatorial irregularities: evidence for meridional wind controlhttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Global observations of substorm injection region evolution: 27 August 2001http://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, 2009Mon, 04 May 2009 00:00:00 +0200Intermittency of storms and substorms: is it related to the critical behaviour?http://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, 2009Mon, 04 May 2009 00:00:00 +0200Particle precipitation during NEIAL events: simultaneous ground based nighttime observations at Svalbardhttp://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, 2009Mon, 04 May 2009 00:00:00 +0200The 8-h tide in the mesosphere and lower thermosphere over Maui (20.75&deg; N, 156.43&deg; W)http://www.ann-geophys.net/27/1989/2009/The 8-h tide in the mesosphere and lower thermosphere over Maui (20.75&deg; N, 156.43&deg; W), G. Jiang, J. Xu, and S. J. Franke, Annales Geophysicae, 27, 1989-1999, 2009Mon, 04 May 2009 00:00:00 +0200Arctic and Antarctic Oscillation signatures in tropical coral proxies over the South China Seahttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Estimating the magnetic energy inside traveling compression regionshttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Diurnal variation of non-specular meteor trailshttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Development of substorm bulges during different solar wind structureshttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Disruption of magnetospheric current sheet by quasi-electrostatic fieldhttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Longitudinal development of a substorm brightening archttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Spread F – an old equatorial aeronomy problem finally resolved?http://www.ann-geophys.net/27/1915/2009/Spread F – an old equatorial aeronomy problem finally resolved?, R. F. Woodman, Annales Geophysicae, 27, 1915-1934, 2009Mon, 04 May 2009 00:00:00 +0200Physical meaning of the equinoctial effect for semi-annual variation in geomagnetic activityhttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Night-time sudden commencements observed by CHAMP and ground-based magnetometers and their relationship to solar wind parametershttp://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, 2009Mon, 04 May 2009 00:00:00 +0200What can we learn from HF signal scattered from a discrete arc?http://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, 2009Mon, 04 May 2009 00:00:00 +0200Cluster survey of the mid-altitude cusp &ndash; Part 2: Large-scale morphologyhttp://www.ann-geophys.net/27/1875/2009/Cluster survey of the mid-altitude cusp &ndash; Part 2: Large-scale morphology, F. Pitout, C. P. Escoubet, B. Klecker, and I. Dandouras, Annales Geophysicae, 27, 1875-1886, 2009Mon, 04 May 2009 00:00:00 +0200Circulation of the thermocline salinity maximum waters off the Northern Brazil as inferred from in situ measurements and numerical resultshttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Profile of the horizontal wind variance near the ground in near neutral flow &ndash; K-theory and the transport of the turbulent kinetic energyhttp://www.ann-geophys.net/27/1843/2009/Profile of the horizontal wind variance near the ground in near neutral flow &ndash; K-theory and the transport of the turbulent kinetic energy, S. Yahaya and J. P. Frangi, Annales Geophysicae, 27, 1843-1859, 2009Mon, 04 May 2009 00:00:00 +0200THEMIS observation of a substorm event on 04:35, 22 February 2008http://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, 2009Mon, 04 May 2009 00:00:00 +0200Three-dimensional simulation of equatorial spread-F with meridional wind effectshttp://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, 2009Mon, 04 May 2009 00:00:00 +0200Large enhancements in low latitude total electron content during 15 May 2005 geomagnetic storm in Indian zonehttp://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, 2009Mon, 04 May 2009 00:00:00 +0200