Analysis of Ground Level Enhancements (GLE): Extreme solar energetic particle events have hard spectraNearly 70 Ground Level Enhancements (GLEs) of cosmic rays have been recorded by the worldwide neutron monitor network since the 1950s depicting a big variety of energy spectra of solar energetic…E. Asvestari, T. Willamo, A. Gil et al.·Sep 18, 2016SaveLearn
Orbital dynamics of a solar sail accelerated by thermal desorption of coatingsIn this study we considered a solar sail coated with materials that undergo thermal desorption at a specific temperature, as a result of heating by solar radiation at a particular heliocentric…Elena Ancona, Roman Ya. Kezerashvili·Sep 11, 2016SaveLearn
Temperature restrictions for materials used in aerospace industry for the near-sun orbitsFor near-Sun missions, the spacecraft approaches very close to the Sun and space environmental effects become relevant. Strong restrictions on how much close it can get derive from the maximum…Elena Ancona, Roman Ya. Kezerashvili·Sep 10, 2016SaveLearn
Experimental determination of whistler wave dispersion relation in the solar windThe origins and properties of large amplitude whistler wave packets in the solar wind are still unclear. In this Letter we utilise single spacecraft electric and magnetic field waveform measurements…D. Stansby, T. S. Horbury, C. H. K. Chen et al.·Sep 10, 2016SaveLearn
Scaling of compressible magnetohydrodynamic turbulence in the fast solar windThe role of compressible fluctuations in the energy cascade of fast solar wind turbulence is studied using a reduced form of an exact law derived recently (Banerjee and Galtier, PRE, 2013) for…Supratik Banerjee, Lina Z. Hadid, Fouad Sahraoui et al.·Sep 2, 2016SaveLearn
Modeling the Solar Wind at the Ulysses, Voyager, and New Horizons SpacecraftThe outer heliosphere is a dynamic region shaped largely by the interaction between the solar wind and the interstellar medium. While interplanetary magnetic field and plasma observations by the…T. K. Kim, N. V. Pogorelov, G. P. Zank et al.·Aug 27, 2016SaveLearn
Spatial distribution of low-energy plasma around comet 67P/CG from Rosetta measurementsWe use measurements from the Rosetta plasma consortium (RPC) Langmuir probe (LAP) and mutual impedance probe (MIP) to study the spatial distribution of low-energy plasma in the near-nucleus coma of…N. J. T. Edberg, A. I. Eriksson, E. Odelstad et al.·Aug 24, 2016SaveLearn
Evolution of Intermittency in the Slow and Fast Solar Wind Beyond the Ecliptic PlaneWe study intermittency as a departure from self-similarity of the solar wind magnetic turbulence and investigate the evolution with the heliocentric distance and latitude. We use data from the…Anna Wawrzaszek, Marius Echim, Wiesław M. Macek et al.·Aug 23, 2016SaveLearn
Plasma heating inside ICMEs by Alfvenic fluctuations dissipationNonlinear cascade of low-frequency Alfvenic fluctuations (AFs) is regarded as one candidate of the energy sources to heat plasma during the non-adiabatic expansion of interplanetary coronal mass…Hui Li, Chi Wang, Jiansen He et al.·Aug 17, 2016SaveLearn
Properties of post-shock solar wind deduced from geomagnetic indices responses after sudden impulsesInterplanetary (IP) shock plays a key role in causing the global dynamic changes of the geospace environment. For the perspective of Solar-Terrestrial relationship, it will be of great importance to…Hui Li, Chi Wang·Aug 16, 2016SaveLearn
The implicit contribution of slab modes to the perpendicular diffusion coefficient of particles interacting with two-component turbulenceWe explore the transport of energetic particles in two-component turbulence in which the stochastic magnetic field is assumed to be a superposition of slab and two-dimensional modes. It is known that…Andreas Shalchi·Aug 9, 2016SaveLearn
Global gradients for cosmic-ray protons in the heliosphere during the solar minimum of cycle 23/24Global gradients for cosmic-ray (CR) protons in the heliosphere are computed with a comprehensive modulation model for the recent prolonged solar minimum of Cycle 23/24. Fortunately, the PAMELA…E. E. Vos, M. S. Potgieter·Aug 4, 2016SaveLearn
On the Electron Agyrotropy during Rapid Asymmetric Magnetic Island Coalescence in Presence of a Guide FieldWe present an analysis of the properties of the electron velocity distribution during island coalescence in asymmetric reconnection with and without guide field. In a previous study, three main…Emanuele Cazzola, Maria Elena Innocenti, Martin V. Goldman et al.·Aug 2, 2016SaveLearn
Investigation of NWC-induced electron precipitation and theoretical simulationEnhancement of the electron fluxes in the inner radiation belt, which is induced by the powerful North West Cape (NWC) very-low-frequency (VLF) transmitter, have been observed and analyzed by several…Zhenxia Zhang, Xinqiao Li, Chenyu Wang et al.·Aug 2, 2016SaveLearn
On the Propagation of a Geoeffective Coronal Mass Ejection during March 15 -- 17, 2015The largest geomagnetic storm so far in the solar cycle 24 was produced by a fast coronal mass ejection (CME) originating on 2015 March 15. It was an initially west-oriented CME and expected to only…Yuming Wang, Quanhao Zhang, Jiajia Liu et al.·Jul 26, 2016SaveLearn
Verification of high-speed solar wind stream forecasts using operational solar wind modelsHigh-speed solar wind streams emanating from coronal holes are frequently impinging on the Earth's magnetosphere causing recurrent, medium-level geomagnetic storm activity. Modeling high-speed…Martin A. Reiss, Manuela Temmer, Astrid M. Veronig et al.·Jul 24, 2016SaveLearn
Radio emissions from double RHESSI TGFsA detailed analysis of Reuven Ramaty High Energy Solar Spectroscopic Imager (RHESSI) terrestrial gamma ray flashes (TGFs) is performed in association with World Wide Lightning Location Network…Andrew Mezentsev, Nikolai Østgaard, Thomas Gjesteland et al.·Jul 15, 2016SaveLearn
Inverse scattering problem in turbulent magnetic fluctuationsWe apply a particular form of the inverse scattering theory to turbulent magnetic fluctuations in a plasma. In the present note we develop the theory, formulate the magnetic fluctuation problem in…R. A. Treumann, W. Baumjohann, Y. Narita·Jul 14, 2016SaveLearn
Consistent Static Models of Local Thermospheric Composition ProfilesThe authors investigate the ideal, nondriven multifluid equations of motion to identify consistent (i.e., truly stationary), mechanically static models for composition profiles within the…J. M. Picone, J. T. Emmert, D. P. Drob·Jul 12, 2016SaveLearn
Origin of the backstreaming ions in a young Hot Flow AnomalyWe analyze an event in front of the bow shock observed by Cluster spacecraft on 22.02.2006. This event has many attributes of Hot Flow Anomaly at early stage of development including strong upstream…O. L. Vaisberg, S. D. Shuvalov, A. Yu. Shestakov et al.·Jul 12, 2016SaveLearn
Boosting Magnetic Reconnection by Viscosity and Thermal ConductionNonlinear evolution of magnetic reconnection is investigated by means of magnetohydrodynamic simulations including uniform resistivity, uniform viscosity, and anisotropic thermal conduction. When…Takashi Minoshima, Takahiro Miyoshi, Shinsuke Imada·Jul 11, 2016SaveLearn
Geomagnetically trapped, albedo and solar energetic particles: trajectory analysis and flux reconstruction with PAMELAThe PAMELA satellite experiment is providing comprehensive observations of the interplanetary and magnetospheric radiation in the near-Earth environment. Thanks to its identification capabilities and…A. Bruno, O. Adriani, G. C. Barbarino et al.·Jul 11, 2016SaveLearn
Relativistic electrons produced by foreshock disturbancesForeshock disturbances -- large-scale (~1000 km to >30,000 km), transient (~5-10 per day - lasting ~10s of seconds to several minutes) structures [1,2] - generated by suprathermal (>100 eV to 100s of…L. B. Wilson, D. G. Sibeck, D. L. Turner et al.·Jul 7, 2016SaveLearn
Measuring Collisionless Damping in Heliospheric Plasmas using Field-Particle CorrelationsAn innovative field-particle correlation technique is proposed that uses single-point measurements of the electromagnetic fields and particle velocity distribution functions to investigate the net…Kristopher G Klein, Gregory G Howes·Jul 6, 2016SaveLearn
Eastward-expanding auroral surges observed in the post-midnight sector during a multiple-onset substormWe present three eastward-expanding auroral surge (EEAS) events that were observed intermittently at intervals of about 15 min in the post-midnight sector (01:55-02:40 MLT) by all-sky imagers and…Yoshimasa Tanaka, Yasunobu Ogawa, Akira Kadokura et al.·Jul 5, 2016SaveLearn