Robuta

https://www.annales-geophysicae.net/ ANGEO - Home angeo https://angeo.copernicus.org/ ANGEO - Recent angeorecent https://angeo.copernicus.org/articles/29/1977/2011/angeo-29-1977-2011.html ANGEO - Global observation of 24 November 2006 Pc5 pulsations by single mid-latitude underground... Abstract. On 24 November 2006, simultaneous observations of Pc5 pulsations, electron precipitation and whistler-mode chorus, as well as solar wind and IMF... https://angeo.copernicus.org/articles/26/4075/2008/angeo-26-4075-2008-relations.html ANGEO - Relations - Is the decadal variability in the tropical Atlantic a precursor to the NAO? Abstract. In the past two decades climate research in the tropical Atlantic with respect to the inter-hemispheric gradient of sea surface temperature (SST)... https://angeo.copernicus.org/articles/29/619/2011/ ANGEO - Magnetic flux transfer in the 5 April 2010 Galaxy 15 substorm: an unprecedented observation Abstract. At approximately 08:25 UT on 5 April 2010, a CME-driven shock compressed Earth's magnetosphere and applied about 15 nT of southward IMF for nearly an... https://angeo.copernicus.org/articles/24/2735/2006/ ANGEO - On the scaling of waiting-time distributions of the negative IMF Bz component Abstract. Statistics associated with the fluctuations in solar wind parameters show a remarkable dependence on the solar activity phase. In particular, we... on the https://angeo.copernicus.org/articles/22/911/2004/ ANGEO - Radar Observations of 8.3-m scale equatorial spread F irregularities over Trivandrum Abstract. In this paper, we present observations of equatorial spread F (ESF) irregularities made using a newly installed 18MHz radar located at Trivandrum. We... https://angeo.copernicus.org/articles/24/851/2006/angeo-24-851-2006.html ANGEO - A study of the ionogram derived effective scale height around the ionospheric hmF2 Abstract. The diurnal, seasonal, and solar activity variations of the ionogram derived scale height around the ionospheric F-layer peak (Hm) are statistically... https://angeo.copernicus.org/articles/21/787/2003/ ANGEO - Periodicities in energy dissipation rates in the auroral mesosphere/lower thermosphere Abstract. It is possible for medium-frequency (MF) radar systems to estimate kinetic energy dissipation rates by measuring signal fading times. Here, we... angeoperiodicitiesenergydissipation https://angeo.copernicus.org/articles/25/1837/2007/angeo-25-1837-2007.html ANGEO - D- and E-region effects in the auroral zone during a moderately active 24-h period in July... Abstract. The effects of energetic electron precipitation into the auroral region at a time of enhanced solar wind have been investigated during a continuous... https://angeo.copernicus.org/articles/22/2015/2004/angeo-22-2015-2004-metrics.html ANGEO - Metrics - Comparison of high latitude electron density profiles obtained with the GPS radio... Abstract. To obtain a comprehensive view on high latitude processes by applying different observation techniques, the SIRCUS campaign was initiated in... https://angeo.copernicus.org/articles/33/169/2015/ ANGEO - Dual-spacecraft reconstruction of a three-dimensional magnetic flux rope at the Earth's... Abstract. We present the first results of a data analysis method, developed by Sonnerup and Hasegawa (2011), for reconstructing three-dimensional (3-D),... https://angeo.copernicus.org/articles/29/1455/2011/ ANGEO - Interplanetary coronal mass ejections in the near-Earth solar wind during the minimum... Abstract. In this paper we examine the occurrence rates and properties of interplanetary coronal mass ejections (ICMEs) and solar activity levels during the... coronal mass ejections https://angeo.copernicus.org/articles/44/227/2026/angeo-44-227-2026-metrics.html ANGEO - Metrics - Mapping transition region flows to the ionosphere in a global hybrid-Vlasov... Abstract. The dynamics of the inner magnetosphere and magnetotail are determined by a number of factors such as magnetic reconnection, plasma instabilities,... https://angeo.copernicus.org/articles/20/967/2002/angeo-20-967-2002-metrics.html ANGEO - Metrics - Evidence for acceleration of outer zone electrons to relativistic energies by... Abstract. We use plasma wave and electron data from the Combined Release and Radiation Effects Satellite (CRRES) to investigate the viability of a local... https://angeo.copernicus.org/articles/40/571/2022/angeo-40-571-2022-relations.html ANGEO - Relations - Mid-latitude neutral wind responses to sub-auroral polarization streams Abstract. We investigate the response of the mid-latitude thermospheric neutral winds to a sub-auroral polarization stream (SAPS) event. Using red line (F... https://angeo.copernicus.org/articles/38/191/2020/angeo-38-191-2020.html ANGEO - Swarm field-aligned currents during a severe magnetic storm of September 2017 Abstract. Swarm satellite observations are used to characterize the extreme behavior of large- and small-scale field-aligned currents (FACs) during the severe... https://angeo.copernicus.org/preprints/index.html ANGEO - Preprints angeopreprints https://angeo.copernicus.org/articles/27/3791/2009/ ANGEO - On the response of ionospheric electrojets to solar wind discontinuities Abstract. We investigate the ionospheric response to solar wind discontinuities as detected by the IE index computed from IMAGE ground magnetometers. The solar... on thesolar windangeoresponse https://angeo.copernicus.org/articles/30/661/2012/angeo-30-661-2012-relations.html ANGEO - Relations - Electron scale structures of thin current sheets in magnetic reconnection Abstract. An electron-magnetohydrodynamic model is used to simulate the structure of an electron scale current sheet during early phase of collisionless... https://angeo.copernicus.org/articles/21/2185/2003/angeo-21-2185-2003.html ANGEO - A new approach to the derivation of dynamic information from ionosonde measurements Abstract. A new approach is developed to derive dynamic information near the peak of the ionospheric F-layer from ionosonde measurements. This approach avoids... a new approach https://angeo.copernicus.org/articles/29/631/2011/angeo-29-631-2011-relations.html ANGEO - Relations - Atmospheric wave induced O2 and OH airglow intensity variations: effect of... Abstract. From nocturnal variations of the airglow O2 (0-1) and OH Meinel (6-2) band emission intensity and the rotational temperature, gravity waves and the... https://angeo.copernicus.org/articles/29/2081/2011/ ANGEO - Spatial scales of the magnetic ramp at the Venusian bow shock Abstract. Typically multi-spacecraft missions are ideally suited to the study of shock spatial scales due to the separation of temporal and spatial variations.... of theangeospatialscales https://angeo.copernicus.org/articles/24/2219/2006/angeo-24-2219-2006-relations.html ANGEO - Relations - A statistical study on the effect of earthquakes on the ionosphere, based on... Abstract. A superimposed epoch analysis has been undertaken, in order to find the correlation of the ionospheric perturbations with seismic activity. We take... on the https://angeo.copernicus.org/articles/30/1003/2012/angeo-30-1003-2012.html ANGEO - Energetic electrons along the high-latitude magnetopause Abstract. A case study is presented to determine the source of the energetic electron layer frequently observed along the high-latitude magnetopause.... the highangeoenergeticelectronsalong https://angeo.copernicus.org/articles/24/3/2006/ ANGEO - Comparison of a NLOM data assimilation product to direct measurements in the Antarctic... Abstract. A comparison of the Naval Research Lab Layered Ocean Model (NLOM) nowcast fields with independent in-situ observations from a cruise in the Polar... https://angeo.copernicus.org/articles/20/1023/2002/angeo-20-1023-2002-metrics.html ANGEO - Metrics - Determining characteristics of HF communications links using SuperDARN Abstract. Space weather effects can strongly influence high-frequency (HF) communications by changing the ionospheric environment through which the radio waves... angeometricsdeterminingcharacteristicshf https://angeo.copernicus.org/articles/43/633/2025/angeo-43-633-2025-relations.html ANGEO - Relations - Toolkit for incoherent scatter radar experiment design and applications to... Abstract. Modern phased-array incoherent scatter radar (ISR) systems consist of several thousand phased-array antenna elements. Next-generation phased-array... design and applications https://angeo.copernicus.org/articles/36/1037/2018/angeo-36-1037-2018-relations.html ANGEO - Relations - An optimal tropospheric tomography approach with the support of an auxiliary... Abstract. Among most current tropospheric tomography studies, only the signals crossing out from the top boundary of the tomographic area are used for... https://angeo.copernicus.org/articles/34/463/2016/ ANGEO - The solar activity dependence of nonmigrating tides in electron density at low and middle... Abstract. In this paper we use more than a decade of in situ electron density observations from CHAMP and GRACE satellites to investigate the solar activity... https://angeo.copernicus.org/articles/31/91/2013/angeo-31-91-2013-relations.html ANGEO - Relations - Double power-law spectra of energetic electrons in the Earth magnetotail Abstract. In this paper, we consider electron acceleration in the vicinity of X-line and corresponding formation of energy spectra. We develop an analytical... https://angeo.copernicus.org/articles/35/87/2017/angeo-35-87-2017-relations.html ANGEO - Relations - An improved troposphere tomographic approach considering the signals coming... Abstract. The spatio-temporal distribution of atmospheric water vapour information plays a crucial role in the establishment of modern numerical weather... angeorelationsimprovedtroposphere https://angeo.copernicus.org/articles/28/1157/2010/angeo-28-1157-2010-metrics.html ANGEO - Metrics - Clear-sky direct aerosol radiative forcing variations over mega-city Delhi Abstract. The direct aerosol radiative forcing (DARF) has been estimated for the clear-sky conditions over Delhi from January 2006 to January 2007 using Santa... https://angeo.copernicus.org/articles/29/2203/2011/angeo-29-2203-2011-metrics.html ANGEO - Metrics - Some aspects of large-scale travelling ionospheric disturbances which originate... Abstract. The occurrence of large-scale travelling ionospheric disturbances (LS-TIDs) has been examined. Initially some literature on their generation is... large scale https://angeo.copernicus.org/articles/13/782/1995/ ANGEO - Atmospheric carbon dioxide and the long-term control of the Earth's climate Abstract. A CO2-weathering model has been used to explore the possible evolution of the Earth's climate as the Sun steadily brightened throughout geologic... https://angeo.copernicus.org/articles/12/1039/1994/angeo-12-1039-1994.html ANGEO - Electron transport and energy degradation in the ionosphere: evaluation of the numerical... Abstract. Auroral electron transport calculations are a critical part of auroral models. We evaluate a numerical solution to the transport and energy... electron transport https://angeo.copernicus.org/articles/33/1343/2015/ ANGEO - Dust devil vortex generation from convective cells Abstract. We have developed a hydrodynamic theory of the nonlinear stage of dust devil generation in a convectively unstable atmosphere with large-scale seed... dust devilangeovortexgenerationconvective https://angeo.copernicus.org/articles/30/1719/2012/angeo-30-1719-2012.html ANGEO - Circulation changes in the winter lower atmosphere and long-lasting solar/geomagnetic... Abstract. The paper describes the association between high long-lasting solar/geomagnetic activity and geopotential height (GPH) changes in the winter lower... in the winter https://angeo.copernicus.org/articles/28/381/2010/ ANGEO - Prediction of SYM-H index during large storms by NARX neural network from IMF and solar... Abstract. Similar to the Dst index, the SYM-H index may also serve as an indicator of magnetic storm intensity, but having distinct advantage of higher... https://angeo.copernicus.org/articles/33/1495/2015/angeo-33-1495-2015-metrics.html ANGEO - Metrics - Statistical modelling of wildfire size and intensity: a step toward... Abstract. In this article we investigate the use of statistical methods for wildfire risk assessment in the Mediterranean Basin using three meteorological... statistical modelling https://angeo.copernicus.org/articles/24/2461/2006/angeo-24-2461-2006-metrics.html ANGEO - Metrics - Airborne lidar study of the vertical distribution of aerosols over Hyderabad, an... Abstract. Use of a compact, low power commercial lidar onboard a small aircraft for aerosol studies is demonstrated. A Micro Pulse Lidar fitted upside down in... https://angeo.copernicus.org/articles/29/1647/2011/ ANGEO - On the role of dust storms in triggering atmospheric gravity waves observed in the middle... Abstract. Lower atmospheric perturbations often produce measurable effects in the middle and upper atmosphere. The present study demonstrates the response of... https://angeo.copernicus.org/articles/29/687/2011/ ANGEO - Dayside magnetopause transients correlated with changes of the magnetosheath magnetic field... Abstract. The paper analyses one long-term pass (26 August 2007) of the THEMIS spacecraft across the dayside low-latitude magnetopause. THEMIS B, serving... https://angeo.copernicus.org/articles/28/1003/2010/angeo-28-1003-2010-metrics.html ANGEO - Metrics - Average auroral configuration parameterized by geomagnetic activity and solar... Abstract. Average proton and electron auroral images are compiled from three years of observations by the IMAGE spacecraft, binned according to concurrent KP... angeometricsaverageauroralconfiguration https://angeo.copernicus.org/articles/28/893/2010/angeo-28-893-2010.html ANGEO - Global reconnection topology as inferred from plasma observations inside Kelvin-Helmholtz... Abstract. During a long lasting period of northward interplanetary magnetic field and high solar wind speed (above 700 km/s), the Cluster spacecraft go across... inferred from https://angeo.copernicus.org/articles/22/1885/2004/angeo-22-1885-2004-metrics.html ANGEO - Metrics - Modeling study of mesospheric planetary waves: genesis and characteristics Abstract. The Numerical Spectral Model (NSM) extends from the ground into the thermosphere and incorporates Hines' Doppler Spread Parameterization for... angeometricsmodelingstudy https://angeo.copernicus.org/articles/35/133/2017/ ANGEO - Pancake-like and tablet-like distribution functions of energetic electrons in the middle... Abstract. We propose a simple explanation of the prolonged existence of pancake-like electron velocity distributions in the radiation belts. The pancake-like... https://angeo.copernicus.org/articles/21/1121/2003/ ANGEO - Variations in the polar cap area during two substorm cycles Abstract. This study employs observations from several sources to determine the location of the polar cap boundary, or open/closed field line boundary, at all... in theangeovariationspolar https://angeo.copernicus.org/articles/40/299/2022/ ANGEO - Ionospheric plasma flows associated with the formation of the distorted nightside end of a... Abstract. We investigate ionospheric flow patterns occurring on 28 January 2002 associated with the development of the nightside distorted end of a J-shaped... https://angeo.copernicus.org/articles/29/2089/2011/ ANGEO - Velocity-space diffusion of solar wind protons in oblique waves and weak turbulence Abstract. The fast solar wind is permeated by all kinds of plasma waves which have a broad range of wavelengths and occur on many different scales.... https://angeo.copernicus.org/articles/32/1415/2014/angeo-32-1415-2014.html ANGEO - Deterministic prediction of surface wind speed variations Abstract. Accurate prediction of wind speed is an important aspect of various tasks related to wind energy management such as wind turbine predictive control... wind speedangeodeterministicpredictionsurface https://angeo.copernicus.org/articles/27/1605/2009/ ANGEO - Storm induced large scale TIDs observed in GPS derived TEC Abstract. This work is a first statistical analysis of large scale traveling ionospheric disturbances (LSTID) in Europe using total electron content (TEC) data... large scaleangeostorminduced https://angeo.copernicus.org/articles/32/175/2014/angeo-32-175-2014-relations.html ANGEO - Relations - Signatures of Rossby wave modulations in aerosol optical depth over the central... Abstract. Long-period modulations are shown in aerosol optical depth measured by the Microtops II Sun photometer over a high-altitude site the central... https://angeo.copernicus.org/articles/14/1159/1996/ ANGEO - Time-dependent convection at high latitudes Abstract. A fully time-dependent ionospheric convection model, in which electric potentials are derived by an analytic solution of Laplace's equation, is... angeotimedependentconvectionhigh https://angeo.copernicus.org/articles/22/459/2004/angeo-22-459-2004-metrics.html ANGEO - Metrics - Stereo CUTLASS - A new capability for the SuperDARN HF radars Abstract. The Super Dual Auroral Radar Network (SuperDARN), which consists of networks of HF radars surrounding the northern and southern poles, has proven to... a new https://angeo.copernicus.org/articles/26/1379/2008/angeo-26-1379-2008.html ANGEO - The role of the observed tropical convection in the generation of frost events in the... Abstract. Based on previous results obtained from observations and linear wave theory analysis, the hypothesis that large-scale patterns can generate extreme... the roleangeoobserved https://angeo.copernicus.org/articles/32/175/2014/angeo-32-175-2014.html ANGEO - Signatures of Rossby wave modulations in aerosol optical depth over the central Himalayan... Abstract. Long-period modulations are shown in aerosol optical depth measured by the Microtops II Sun photometer over a high-altitude site the central... https://angeo.copernicus.org/articles/15/685/1997/angeo-15-685-1997.html ANGEO - The ionospheric response to flux transfer events: the first few minutes Abstract. We utilise high-time resolution measurements from the PACE HF radar at Halley, Antarctica to explore the evolution of the ionospheric response during... transfer eventsangeoresponse https://angeo.copernicus.org/articles/33/769/2015/angeo-33-769-2015.html ANGEO - In situ magnetotail magnetic flux calculation Abstract. We explore two new modifications of the magnetotail magnetic flux (F) calculation algorithm based on the Petrinec and Russell (1996) (PR96) approach... in situmagnetic fluxangeocalculation https://angeo.copernicus.org/articles/22/2485/2004/angeo-22-2485-2004-metrics.html ANGEO - Metrics - Intense high-altitude auroral electric fields - temporal and spatial... Abstract. Cluster electric field, magnetic field, and energetic electron data are analyzed for two events of intense auroral electric field variations, both... high altitudeelectric fieldsangeometricsintense https://angeo.copernicus.org/articles/23/1433/2005/angeo-23-1433-2005-metrics.html ANGEO - Metrics - Dispersion properties of ducted whistlers, generated by lightning discharge Abstract. Whistler-mode wave propagation in magnetospheric ducts of enhanced cold plasma density is studied. The case of the arbitrary ratio of the duct radius... angeometricsdispersionproperties https://angeo.copernicus.org/articles/16/889/1998/ ANGEO - Letter to the Editor: Interpretations of new features of time domain electric-field... Abstract. Possible theoretical interpretations of the various nonlinear electric-field structures in the auroral acceleration region are provided. letter to the editor https://angeo.copernicus.org/articles/26/3885/2008/ ANGEO - Statistics of auroral Langmuir waves Abstract. The Physics of Auroral Zone Electrons II (PHAZE II) sounding rocket was launched in February 1997 into active pre-midnight aurora. The resulting high... angeostatisticsaurorallangmuirwaves https://angeo.copernicus.org/articles/26/2291/2008/ ANGEO - Fast comparison of IS radar code sequences for lag profile inversion Abstract. A fast method for theoretically comparing the posteriori variances produced by different phase code sequences in incoherent scatter radar (ISR)... https://angeo.copernicus.org/articles/27/1377/2009/angeo-27-1377-2009-relations.html ANGEO - Relations - Comparison of GOME-2/MetOp total ozone data with Brewer spectroradiometer data... Abstract. The main objective of this article is to compare the total ozone data from the new Global Ozone Monitoring Experiment instrument (GOME-2/MetOp) with... https://angeo.copernicus.org/articles/37/1025/2019/angeo-37-1025-2019.html ANGEO - Comparison of CSES ionospheric RO data with COSMIC measurements Abstract. CSES (China Seismo-Electromagnetic Satellite) is a newly launched electric-magnetic satellite in China. A GNSS occultation receiver (GOR) is... angeocomparisoncsesrodata https://angeo.copernicus.org/articles/27/3765/2009/ ANGEO - Magnetosheath cavities: case studies using Cluster observations Abstract. This paper presents examples of magnetosheath cavities in Cluster spacecraft observations. The cavities are accompanied by high energy particles in... case studiesangeocavitiesusingcluster https://angeo.copernicus.org/articles/26/3127/2008/ ANGEO - Observations of recurrent cosmic ray decreases during solar cycles 22 and 23 Abstract. During solar cycle 22, the modulation of several hundred MeV galactic cosmic rays (GCRs) by recurrent and transient cosmic ray decreases was observed... https://angeo.copernicus.org/articles/12/265/1994/angeo-12-265-1994-metrics.html ANGEO - Metrics - Temporal and spatial variations of the atmospheric dust loading throughout West... Abstract. The dust haze conditions, typical of the African atmosphere south of the Sahara, are a result of wind-generated dust from arid lands. The magnitude... https://angeo.copernicus.org/articles/27/3411/2009/ ANGEO - First simultaneous lidar observations of sodium layers and VHF radar observations of... angeofirstsimultaneouslidarobservations https://angeo.copernicus.org/articles/12/417/1994/ ANGEO - Evaluation of infrared emission spectra of aircraft exhaust with the FitFas software Abstract. A Fourier transform spectrometer was used to measure infrared spectra of the exhaust gas of an aircraft's jet engine. The measured spectra were... emission spectra https://angeo.copernicus.org/articles/13/976/1995/angeo-13-976-1995-metrics.html ANGEO - Metrics - A comparative study of the sunrise and sunset effects on the integrated field... Abstract. A comparative study is made of the stepped structure of atmospherics during sunrise and sunset hours at three harmonically related frequencies in the... https://angeo.copernicus.org/articles/26/131/2008/ ANGEO - The role of atomic oxygen concentration in the ionization balance of the lower ionosphere... Abstract. The influence of atomic oxygen concentration on the height distribution of the main positive and negative ions and on electron density in the... the role https://angeo.copernicus.org/articles/27/2341/2009/angeo-27-2341-2009-relations.html ANGEO - Relations - On the numerical modelling of VLF chorus dynamical spectra Abstract. This paper presents a study of the use of a one-dimensional Vlasov Hybrid Simulation (VHS) computer code to simulate the dynamical spectra (i.e.... on thenumerical modellingangeorelations https://angeo.copernicus.org/articles/37/1025/2019/angeo-37-1025-2019-discussion.html ANGEO - Peer review - Comparison of CSES ionospheric RO data with COSMIC measurements Abstract. CSES (China Seismo-Electromagnetic Satellite) is a newly launched electric-magnetic satellite in China. A GNSS occultation receiver (GOR) is... peer review https://angeo.copernicus.org/articles/31/319/2013/angeo-31-319-2013-relations.html ANGEO - Relations - Magnetosheath dynamic pressure enhancements: occurrence and typical properties dynamic pressureangeorelationsenhancementsoccurrence https://angeo.copernicus.org/articles/27/1625/2009/angeo-27-1625-2009.html ANGEO - Characteristics of equatorial gravity waves derived from mesospheric airglow imaging... gravity wavesangeocharacteristicsequatorial https://angeo.copernicus.org/articles/29/511/2011/ ANGEO - Comparison of accelerated ion populations observed upstream of the bow shocks at Venus and... Abstract. Foreshock ions are compared between Venus and Mars at energies of 0.6~20 keV using the same ion instrument, the Ion Mass Analyser, on board both... https://angeo.copernicus.org/articles/35/493/2017/angeo-35-493-2017-metrics.html ANGEO - Metrics - Variations in energy, flux, and brightness of pulsating aurora measured at high... Abstract. High-resolution multispectral optical and incoherent scatter radar data are used to study the variability of pulsating aurora. Two events have been... https://angeo.copernicus.org/articles/12/996/1994/angeo-12-996-1994.html ANGEO - Impact on ozone of high-speed stratospheric aircraft: effects of the emission scenario Abstract. A photochemical-transport two-dimensional model has been used to assess the impact of a projected fleet of high-speed stratospheric aircraft using... https://angeo.copernicus.org/articles/41/465/2023/angeo-41-465-2023-discussion.html ANGEO - Peer review - Estimation and evaluation of hourly Meteorological Operational (MetOp)... Abstract. Differential code bias (DCB) is one of the Global Positioning System (GPS) errors, which typically affects the calculation of total electron content... peer reviewangeoestimation https://angeo.copernicus.org/articles/21/1141/2003/angeo-21-1141-2003-metrics.html ANGEO - Metrics - Ionosphere dynamics over Europe and western Asia during magnetospheric substorms... Abstract. The temporal and spatial behaviour of the ionospheric parameters foF2 and h'F during isolated substorms are examined using data from ionospheric... europe and western asia https://angeo.copernicus.org/articles/37/919/2019/angeo-37-919-2019-discussion.html ANGEO - Peer review - Wavelet analysis of the magnetotail response to solar wind fluctuations... Abstract. In this work a study of the effects of the high-intensity long-duration continuous AE activity (HILDCAAs) events in the magnetotail was conducted.... https://angeo.copernicus.org/articles/39/795/2021/angeo-39-795-2021-discussion.html ANGEO - Peer review - On the relationship of energetic particle precipitation and mesopause... Abstract. Energetic particle precipitation (EPP) has the potential to change the neutral atmospheric temperature in the mesopause region. However, recent... peer reviewon the https://angeo.copernicus.org/articles/21/1073/2003/ ANGEO - Verification of the backward wave oscillator model of VLF chorus generation using data from... Abstract. We present a detailed study of chorus emissions in the magnetosphere detected on board Magion 5, when the satellite was not far from the magnetic... https://angeo.copernicus.org/articles/36/1047/2018/angeo-36-1047-2018-relations.html ANGEO - Relations - Periodic self-reformation of rippled perpendicular collisionless shocks in two... Abstract. Large-scale two-dimensional (2-D) full particle-in-cell (PIC) simulations are carried out for studying periodic self-reformation of a supercritical... https://angeo.copernicus.org/articles/25/863/2007/angeo-25-863-2007-relations.html ANGEO - Relations - The ionospheric response in the Brazilian sector during the super geomagnetic... Abstract. A very intense geomagnetic storm (superstorm) began with storm sudden commencement (SSC) at 08:03 UT on 20 November 2003, as a result of the coronal... angeorelationsresponse https://angeo.copernicus.org/articles/22/2403/2004/angeo-22-2403-2004-metrics.html ANGEO - Metrics - Cluster observations of high-frequency waves in the exterior cusp Abstract. We study wave emissions, in the frequency range from above the lower hybrid frequency up to the plasma frequency, observed during one of the Cluster... high frequency https://angeo.copernicus.org/articles/37/733/2019/ ANGEO - Observation of seasonal asymmetry in the range spread F occurrence at different longitudes... Abstract. A comparative study of the equatorial spread F occurrence was conducted at different longitudes during 2010 and 2013 representing the low (LSA) and... https://angeo.copernicus.org/articles/30/1249/2012/angeo-30-1249-2012-metrics.html ANGEO - Metrics - Variations of ionospheric profile parameters during solar maximum and comparison... Abstract. This paper studies the seasonal changes in the diurnal variation of ionospheric bottomside slab thickness (B0), based on observations during high... profile parameters https://angeo.copernicus.org/articles/26/3139/2008/ ANGEO - Two-spacecraft reconstruction of a magnetic cloud and comparison to its solar source Abstract. This paper compares properties of the source region with those inferred from satellite observations near Earth of the magnetic cloud which reached 1... https://angeo.copernicus.org/articles/33/1413/2015/angeo-33-1413-2015-relations.html ANGEO - Relations - Non-elliptic wavevector anisotropy for magnetohydrodynamic turbulence Abstract. A model of non-elliptic wavevector anisotropy is developed for the inertial-range spectrum of magnetohydrodynamic turbulence and is presented in the... angeorelationsnonellipticanisotropy https://angeo.copernicus.org/articles/39/135/2021/angeo-39-135-2021-discussion.html ANGEO - Peer review - D-region impact area of energetic electron precipitation during pulsating... Abstract. A total of 10 radars from the Super Dual Auroral Radar Network (SuperDARN) in Antarctica were used to estimate the spatial area over which energetic... https://angeo.copernicus.org/articles/29/1809/2011/angeo-29-1809-2011.html ANGEO - Comparison of the observed dependence of large-scale Birkeland currents on solar wind... Abstract. Spatial distributions of the large-scale Birkeland currents derived from magnetic field data acquired by the constellation of Iridium Communications... https://angeo.copernicus.org/articles/18/1630/2000/ ANGEO - Comparative study of electron density from incoherent scatter measurements at Arecibo with... Abstract. Arecibo (18.4 N, 66.7 W) incoherent scatter (IS) observations of electron density N(h) are compared with the International Reference Ionosphere... https://angeo.copernicus.org/articles/23/2081/2005/angeo-23-2081-2005-metrics.html ANGEO - Metrics - The effect of E-region wave heating on electrodynamical structures Abstract. We show that heating by large amplitude E-region plasma waves at high latitudes can at times substantially enhance the electro-dynamical response of... the effect https://angeo.copernicus.org/articles/38/1081/2020/angeo-38-1081-2020-relations.html ANGEO - Relations - Helium in the Earth's foreshock: a global Vlasiator survey Abstract. The foreshock is a region of space upstream of the Earth's bow shock extending along the interplanetary magnetic field (IMF). It is permeated by... in the earth https://angeo.copernicus.org/articles/19/1697/2001/angeo-19-1697-2001-metrics.html ANGEO - Metrics - Identification of natural plasma emissions observed close to the plasmapause by... Abstract. We use the data collected by the Whisper instrument onboard the Cluster spacecraft for a first test of its capabilities in the identification of the... https://angeo.copernicus.org/articles/31/755/2013/angeo-31-755-2013-metrics.html ANGEO - Metrics - A 20-day period standing oscillation in the northern winter stratosphere Abstract. Observations of the ozone profile by a ground-based microwave radiometer in Switzerland indicate a dominant 20-day oscillation in stratospheric... https://angeo.copernicus.org/articles/37/819/2019/angeo-37-819-2019-relations.html ANGEO - Relations - Excitation of chorus with small wave normal angles due to beam pulse amplifier... Abstract. We examine specific features of the realisation of the beam pulse amplifier (BPA) mechanism of chorus excitation in the density ducts that have a...