Flight and ground demonstration of reproducibility and stability of photoelectric properties for passive charge management using LEDsCharges as small as 1 pC degrade the performance of high precision inertial reference instruments when accumulated on their test masses (TMs). Non-contact charge management systems are required for…S. Buchman, T. S. M. Al Saud, A. Alfauwaz et al.·Aug 27, 2022SaveLearn
A low dead time, resource efficient encoding method for FPGA based high-resolution TDL TDCsThis paper presents a novel encoding method for fine time data of a tapped delay line (TDL) time-to-digital Converter (TDC). It is based on divide-and-conquer strategy, and has the advantage of…Wenhao Dong, Changqing Feng, Junchen Wang et al.·Aug 26, 2022SaveLearn
Dynamics of He++ ions at interplanetary and Earth's bow shocksExperimental investigations of the fine plasma structure of interplanetary shocks are extremely difficult to conduct due to their small thickness and high speed relative to the spacecraft. We study…Olga V. Sapunova, Natalia L. Borodkova, Georgii N. Zastenker et al.·Aug 26, 2022SaveLearn
Calibrated and Enhanced NRLMSIS 2.0 Model with Uncertainty QuantificationThe Mass Spectrometer and Incoherent Scatter radar (MSIS) model family has been developed and improved since the early 1970's. The most recent version of MSIS is the Naval Research Laboratory (NRL)…Richard J. Licata, Piyush M. Mehta, Daniel R. Weimer et al.·Aug 24, 2022SaveLearn
The SpacePy space science package at 12 yearsFor over a decade, the SpacePy project has contributed open-source solutions for the production and analysis of heliophysics data and simulation results. Here we introduce SpacePy's functionality for…Jonathan T. Niehof, Steven K. Morley, Daniel T. Welling et al.·Aug 22, 2022SaveLearn
Are Dipolarization Fronts a Typical Feature of Magnetotail Plasma Jets Fronts?Plasma jets are ubiquitous in the Earth's magnetotail. Plasma jet fronts (JFs) are the seat of particle acceleration and energy conversion. JFs are commonly associated with dipolarization fronts…L. Richard, Yu. V. Khotyaintsev, D. B Graham et al.·Aug 19, 2022SaveLearn
Opening the Black Box of the Radiation Belt Machine Learning ModelMany Machine Learning (ML) systems, especially neural networks, are fundamentally regarded as black boxes since it is difficult to grasp how they function once they have been trained. Here, we tackle…Donglai Ma, Jacob Bortnik, Xiangning Chu et al.·Aug 17, 2022SaveLearn
Small-scale flux ropes in ICME sheathsSheath regions of interplanetary coronal mass ejections (ICMEs) are formed when the upstream solar wind is deflected and compressed due to the propagation and expansion of the ICME. Small-scale flux…J. Ruohotie, E. K. J. Kilpua, S. W. Good et al.·Aug 16, 2022SaveLearn
BeiDou-3 orbit and clock quality of the IGS Multi-GNSS Pilot ProjectWithin the Multi-GNSS Pilot Project (MGEX) of the International GNSS Service (IGS), precise orbit and clock products for the BeiDou-3 global navigation satellite system (BDS-3) are routinely…Peter Steigenberger, Zhiguo Deng, Jing Guo et al.·Aug 12, 2022SaveLearn
Towards Coupling Full-disk and Active Region-based Flare Prediction for Operational Space Weather ForecastingSolar flare prediction is a central problem in space weather forecasting and has captivated the attention of a wide spectrum of researchers due to recent advances in both remote sensing as well as…Chetraj Pandey, Anli Ji, Rafal A. Angryk et al.·Aug 11, 2022SaveLearn
Solar sail with inflatable toroidal shellIn the framework of a strict mathematical approach based on classical theory of elasticity we present an idea of the deployment and stretching of the circular solar sail attached to the inflatable…Vladimir Ya. Kezerashvili, Roman Ya. Kezerashvili, Olga L. Starinova·Aug 10, 2022SaveLearn
Correlation of Anomaly Rates in the Slovak Electric Transmission Grid with Geomagnetic ActivityThe induction of electric currents in electric power distribution networks is a well-known effect of Earth-directed eruptive events. Inspired by recent studies showing that the rate of power-grid…Tatiana Vybostokova, Michal Svanda·Aug 7, 2022SaveLearn
The SMILE missionThis chapter describes the SMILE (Solar wind Magnetosphere Ionosphere Link Explorer) mission, currently under development as a joint project of the European Space Agency and the Chinese Academy of…Graziella Branduardi-Raymont, Chi Wang·Aug 7, 2022SaveLearn
Crewed Missions to Mars: Modeling the Impact of Astrophysical Charged Particles on Astronauts and Their HealthThe impact of exposure to astrophysical ionizing radiation on astronaut health is one of the main concerns in planning crewed missions to Mars. Astronauts will be exposed to energetic charged…Dimitra Atri, Caitlin MacArthur, Sriram Devata et al.·Aug 1, 2022SaveLearn
Turbulence in the outer heliosphereThe solar wind (SW) and local interstellar medium (LISM) are turbulent media. Their interaction is governed by complex physical processes and creates heliospheric regions with significantly different…Federico Fraternale, Laxman Adhikari, Horst Fichtner et al.·Jul 28, 2022SaveLearn
SMILE: A novel way to explore solar-terrestrial interactionsThis chapter describes the scientific motivations that led to the development of the SMILE (Solar wind Magnetosphere Ionosphere Link Explorer) mission. The solar wind coupling with the terrestrial…Graziella Branduardi-Raymont, Chi Wang·Jul 25, 2022SaveLearn
Correlation between bandwidth and frequency of plasmaspheric hiss uncovered with unsupervised machine learningPrevious statistical studies of plasmaspheric hiss investigated the averaged shape of the magnetic field power spectra at various points in the magnetosphere. However, this approach does not consider…Daniel Vech, David M. Malaspina, Alexander Drozdov et al.·Jul 21, 2022SaveLearn
An inner boundary condition for solar wind models based on coronal densityAccurate forecasting of the solar wind has grown in importance as society becomes increasingly dependent on technology that is susceptible to space weather events. This work describes an inner…Kaine A. Bunting, Huw Morgan·Jul 21, 2022SaveLearn
A comparison of the impacts of CMEs and CIRs on the Martian dayside and nightside ionospheric speciesMeasurements from the Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft, orbiting Mars are used for investigating the impact of coronal mass ejections (CMEs) and corotating interaction…Lot Ram, Diptiranjan Rout, Rahul Rathi et al.·Jul 20, 2022SaveLearn
Tens to hundreds of keV electron precipitation driven by kinetic Alfv\'en waves during an electron injectionElectron injections are critical processes associated with magnetospheric substorms, which deposit significant electron energy into the ionosphere. Although wave scattering of <10 keV electrons…Y. Shen, A. V. Artemyev, X. -J. Zhang et al.·Jul 19, 2022SaveLearn
Refraction and scattering in the atmosphere of the planet Venus: The Lomonossov arcThe main observations of 1761 by M. Lomonossov and those that followed are recalled by extending the discussion to other remarkable visual observations of the passages, then with more and more…Serge Koutchmy·Jul 14, 2022SaveLearn
Space debris through the prism of the environmental performance of space systems: the case of Sentinel-3 redesigned missionLike any industry, space activities generate pressures on the environment and strives towards more sustainable activities. A consensus among the European industrial stakeholders and national agencies…Thibaut Maury, Sara Morales Serrano, Philippe Loubet et al.·Jul 13, 2022SaveLearn
A novel method to identify IMF By influence over low-latitude ionosphere from the correlation of magnetic field variations at nearly antipodal stationsThis work is directed to explore the efficacy of strong and consistent correlations between the component of magnetic field at two equatorial/low-latitude stations at nearly antipodal…Sumanjit Chakraborty, D. Chakrabarty·Jul 13, 2022SaveLearn
Detection of the third innermost radiation belt on LEO CORONAS-Photon satellite around 2009 solar minimumWe analyze variations of high-energy charged particle populations filling various magnetospheric regions under, inside, and outside of the Van Allen inner and outer electron radiation belts in May…Oleksiy V. Dudnik, Janusz Sylwester, Miroslaw Kowalinski et al.·Jul 11, 2022SaveLearn
Analysis of Voyager 1 and Voyager 2 in situ CME observationsThis paper studies ICMEs detected by both Voyager spacecraft during propagation from 1 to 10 AU, with observations from 1977 to 1980. ICMEs are detected by using several signatures in the in-situ…Skralan Hosteaux, Luciano Rodiguez, Stefaan Poedts·Jul 1, 2022SaveLearn