-8/3 spectrum in kinetic Alfv\'en wave turbulence: implications for the solar windThe nature of solar wind turbulence at large scale is rather well understood in the theoretical framework of magnetohydrodynamics. The situation is quite different at sub-proton scales where the…Vincent David, Sebastien Galtier·Jun 27, 2019SaveLearn
Intercomparison of the POES/MEPED Loss Cone Electron Fluxes With the CMIP6 ParametrizationQuantitative measurements of medium energy electron (MEE) precipitation (>40 keV) are a key to understand the total effect of particle precipitation on the atmosphere. The Medium Energy Proton and…H. Nesse Tyssøy, A. Haderlein, M. I. Sandanger et al.·Jun 25, 2019SaveLearn
Work function tuning of graphene oxide by using cesium applied to low work function tethersLow Work Function Tethers (LWT) is long conductors with a segment coated with a material that has loosely-bounded electrons. Unlike a standard bare tether equipped with an active electron emitter,…Samira Naghdi, Gonzalo Sanchez-Arriaga·Jun 25, 2019SaveLearn
Heating of the Solar Wind by Ion Acoustic WavesCalculations are made of the energy supplied to the solar wind by the rapid decay of density fluctuations, identified as ion acoustic waves. It is shown that this process supplies an appreciable…Paul J. Kellogg·Jun 21, 2019SaveLearn
Identifying the magnetospheric driver of STEVEFor the first time, we identify the magnetospheric driver of STEVE, east-west aligned narrow emissions in the subauroral region. In the ionosphere, STEVE is associated with subauroral ion drift…Xiangning Chu, David Malaspina, Bea Gallardo-Lacourt et al.·Jun 20, 2019SaveLearn
Radiance Enhancement and Shortwave upwelling Radiative Flux methods for efficient detection of cloud scenesThe description, imagery and interpretation of cloud scenes by remote sensing datasets from Earth-orbiting satellites have become a great debate for several decades. Presently, there are many models…Rehan Siddiqui, Rajinder K. Jagpal, Sanjar M. Abrarov et al.·Jun 18, 2019SaveLearn
The structure of magnetic turbulence in the heliosheath region observed by Voyager 2 at 106 AUIt is currently believed that the turbulent fluctuations pervade the outermost heliosphere. Turbulence, magnetic reconnection, and their link may be responsible for magnetic energy conversion in…Federico Fraternale, Nikolai V Pogorelov, John D Richardson et al.·Jun 18, 2019SaveLearn
Magnetic turbulence spectra and intermittency in the heliosheath and in the local interstellar mediumThe understanding of inertial-scale dynamics in the heliosheath is not yet thorough. Magnetic field fluctuations across the inner heliosheath (IHS) and the local interstellar medium (LISM) are here…Federico Fraternale, Nikolai V Pogorelov, John D Richardson et al.·Jun 17, 2019SaveLearn
Spectral fluctuation analysis of ionospheric inhomogeneities over Brazilian territory Part II: E-F valley region plasma instabilitiesThe turbulent-like process associated with ionospheric instabilities, has been identified as the main nonlinear process that drives the irregularities observed in the different ionospheric regions.…Neelakshi J., Reinaldo R. Rosa, Siomel Savio et al.·Jun 10, 2019SaveLearn
Self-induced Scattering of Strahl Electrons in the Solar WindWe investigate the scattering of strahl electrons by microinstabilities as a mechanism for creating the electron halo in the solar wind. We develop a mathematical framework for the description of…Daniel Verscharen, Benjamin D. G. Chandran, Seong-Yeop Jeong et al.·Jun 6, 2019SaveLearn
Strong Preferential Ion Heating is Limited to within the Solar Alfven SurfaceThe decay of the solar wind helium to hydrogen temperature ratio due to Coulomb thermalization can be used to measure how far from the Sun strong preferential ion heating occurs. Previous work has…Justin C Kasper, Kristopher G Klein·Jun 6, 2019SaveLearn
Radial evolution of stochastic heating in low-β solar windWe consider the radial evolution of perpendicular ion heating due to the violation of magnetic moment conservation caused by Alfven and kinetic Alfven wave turbulence. This process, referred to as…Mihailo M. Martinović, Kristopher G. Klein, Sofiane Bourouaine·May 30, 2019SaveLearn
Comparing Long-Duration Gamma-Ray Flares and High-Energy Solar Energetic ParticlesLittle is known about the origin of the high-energy and sustained emission from solar Long-Duration Gamma-Ray Flares (LDGRFs), identified with the Compton Gamma Ray Observatory (CGRO), the Solar…G. A. de Nolfo, A. Bruno, J. M. Ryan et al.·May 30, 2019SaveLearn
Wavelet Analysis of Big Data in the Global Investigation of Magnetic Field Variations in Solar-Terrestrial PhysicsWe provide a Wavelet analysis of Big Data in Solar Terrestrial Physics. In order to explain and predict the dynamics of the geomagnetic phenomena we analyze high frequency time series data from…Bozhidar Srebrov, Ognyan Kounchev, Georgi Simeonov·May 30, 2019SaveLearn
Linear Dependence of Post-irradiation Input Bias Currents on Pre-irradiation Values in Silicon Bipolar MicrocircuitsWe find in experiments a linear dependence of ionization irradiation-induced degradations on pre-irradiation values of the input bias current in bipolar devices with simple input stages. The…Yu Song, Jie Zhao, Shun Li et al.·May 29, 2019SaveLearn
The Effects of Solar Wind Dynamic Pressure on the Structure of the Topside Ionosphere of MarsWe use Mars Atmosphere and Volatile EvolutioN observations of the upstream solar wind, and Mars Express observations of ionospheric electron densities and magnetic fields, to study how the topside…Z. Girazian, J. Halekas, D. D. Morgan et al.·May 28, 2019SaveLearn
Galactic Cosmic-Ray Anisotropies: Voyager 1 in the Local Interstellar MediumSince crossing the heliopause on August 25, 2012, Voyager 1 observed reductions in galactic cosmic ray count rates caused by a time-varying depletion of particles with pitch angles near 90-deg, while…J. S. Rankin, E. C. Stone, A. C. Cummings et al.·May 28, 2019SaveLearn
Gradient-index Solar Sail and its Optimal Orbital ControlSolar sails with the capability of generating a tangential radiation pressure at the sun-pointing attitude, such as refractive sails can provide more efficient methods for attitude and orbital…Shahin Firuzi, Yu Song, Shengping Gong·May 27, 2019SaveLearn
FORESAIL-1 cubesat mission to measure radiation belt losses and demonstrate de-orbitingToday, the near-Earth space is facing a paradigm change as the number of new spacecraft is literally sky-rocketing. Increasing numbers of small satellites threaten the sustainable use of space, as…FORESAIL collaboration, M. Palmroth, J. Praks et al.·May 23, 2019SaveLearn
Analysis of the Indian ASAT test on 27 March 2019On March 27, 2019, India tested its first anti-satellite (ASAT) missile against its own "live" satellite, Microsat-R, launched on 24 January, 2019, as part of "Mission Shakti". The test parameters…Vladimir Akhmetov, Vadym Savanevych, Evgen Dikov·May 22, 2019SaveLearn
Multifractal Analysis of Heliospheric Magnetic Field Fluctuations observed by UlyssesWe present the multifractal study of the intermittency of the magnetic field turbulence in the fast and slow solar wind beyond the ecliptic plane during two solar minima (1997-1998, 2007-2008) and…Anna Wawrzaszek, Marius Echim, Roberto Bruno·May 22, 2019SaveLearn
On the deviation from Maxwellian of the ion velocity distribution functions in the turbulent magnetosheathThe degree of deviation from the thermodynamic equilibrium in the ion velocity distribution functions (VDFs), measured by the Magnetospheric Multiscale (MMS) mission in the Earth's turbulent…Silvia Perri, D. Perrone, E. Yordanova et al.·May 22, 2019SaveLearn
Hit or Miss, Arrival Time, and Bz Orientation Predictions of BATS-R-US CME Simulations at 1 AUUsing a refined setup process, we simulated the propagation of six observed Coronal Mass Ejections (CMEs) with the 2012 Block-Adaptive-Tree-Solarwind-Roe-Upwind-Scheme (BATS-R-US) code from the Sun…J. M. Schmidt, Iver H. Cairns·May 22, 2019SaveLearn
Statistical Study of Whistler Waves in the Solar Wind at 1 AUWhistler waves are intermittently present in the solar wind, while their origin and effects are not entirely understood. We present a statistical analysis of magnetic field fluctuations in the…Yuguang Tong, Ivan Y. Vasko, Anton V. Artemyev et al.·May 22, 2019SaveLearn
Whistler wave generation by halo electrons in the solar windWe present an analysis of simultaneous particle and field measurements from the ARTEMIS spacecraft which demonstrate that quasi-parallel whistler waves in the solar wind can be generated locally by a…Yuguang Tong, Ivan Y. Vasko, Marc Pulupa et al.·May 22, 2019SaveLearn