Results 61 to 70 of about 499,412 (213)

Increases in the low energy cosmic ray intensity at the front of propagating interplanetary shock waves [PDF]

open access: yes, 1970
Increases in low energy cosmic ray intensity at front of propagating interplanetary shock ...
Fisk, L. A.
core  

Electrostatic Plasma Wave Excitations at the Interplanetary Shocks

open access: yesThe Astrophysical Journal, 2023
Abstract Over the last few decades, different types of plasma waves (e.g., the ion acoustic waves (IAWs), electrostatic solitary waves, upper/lower hybrid waves, and Langmuir waves) have been observed in the upstream, downstream, and ramp regions of the collisionless interplanetary (IP) shocks.
Manpreet Singh   +2 more
openaire   +3 more sources

Soft X‐Ray Telescopes of the Future: Trade Study of Micro‐Pore Optic Size for Imaging Dayside Magnetospheric Features

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 11, November 2026.
Abstract This study compares the capabilities of different sized micro‐pore optic (MPO) based soft X‐ray telescopes and their ability to observe features and phenomena of the magnetosheath at Earth. The basic science is the starting point and different instrument properties are applied to test which would be capable of studying features of the near ...
Emil A. Atz   +6 more
wiley   +1 more source

Interplanetary energetic particle diffusion coefficient determination using random walk from shock waves [PDF]

open access: yes, 1970
Interplanetary energetic particle diffusion coefficient determination using random walk from shock ...
Arens, J. F.
core  

Reconnection in a rotation-dominated magnetosphere and its relation to Saturn's auroral dynamics [PDF]

open access: yes, 2005
The first extended series of observations of Saturn's auroral emissions, undertaken by the Hubble Space Telescope in January 2004 in conjunction with measurements of the upstream solar wind and interplanetary magnetic field (IMF) by the Cassini ...
Clarke, J. T.   +8 more
core   +4 more sources

The Spatial Localization of Storm‐Time ULF Waves Due To Plasmaspheric Plumes

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 11, November 2026.
Abstract The generation and propagation of Ultra Low Frequency (ULF) waves are intrinsically coupled to the cold plasma population in the terrestrial magnetosphere. During geomagnetic storms, extreme reconfigurations of the cold plasma create a complex and dynamic system that drastically modifies this coupling.
J. K. Sandhu   +7 more
wiley   +1 more source

Shock waves propagation in the turbulent interplanetary plasma [PDF]

open access: yesAdvances in Space Research, 1996
AbstractEffect of turbulence on interplanetary shock waves propagation is considered. It is shown that background turbulence results in the additional shock wave deceleration which may be comparable with the deceleration due to plasma sweeping. The turbulent deceleration is connected with the energy losses due to the strong turbulence amplification ...
Chashei, I. V., Shishov, V. I.
openaire   +2 more sources

Suprathermal Electron Acceleration Comparison of the Venusian and Terrestrial Bow Shocks

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 11, November 2026.
Abstract We study suprathermal electron acceleration at the Venusian bow shock using the Parker Solar Probe gravity assists and the Venus Express spacecraft mission. The acceleration is classified by measuring the maximum energy and the power‐law spectral slope (index) of the electron phase space density immediately downstream of the shocks for ...
M. Lindberg   +4 more
wiley   +1 more source

Irregular Proton Injection to High Energies at Interplanetary Shocks

open access: yesThe Astrophysical Journal Letters, 2023
How thermal particles are accelerated to suprathermal energies is an unsolved issue, crucial for many astrophysical systems. We report novel observations of irregular, dispersive enhancements of the suprathermal particle population upstream of a high ...
Domenico Trotta   +10 more
doaj   +1 more source

Discontinuities and shock waves in the interplanetary medium and their interaction with the magnetosphere [PDF]

open access: yes, 1970
Production of geomagnetic pulsations by solar wind shock discontinuities in interplanetary medium and interaction with ...
Burlaga, L. F.
core  

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