Results 111 to 120 of about 9,560 (226)

Preliminary investigation of interplanetary shock structure: Quasi-parallel shocks [PDF]

open access: yes
Pioneer 9's magnetic field and plasma data were studied to develop arguments for or against the observation of oblique interplanetary shocks. Structural classifications are defined, and the justification for seeking these classifications in the solar ...
Greenstadt, E. W.
core   +1 more source

Shocks inside CMEs: A Survey of Properties from 1997 to 2006

open access: yes, 2015
We report on 49 fast-mode forward shocks propagating inside coronal mass ejections (CMEs) as measured by Wind and ACE at 1 AU from 1997 to 2006. Compared to typical CME-driven shocks, these shocks propagate in different upstream conditions, where the ...
Farrugia, C. J.   +3 more
core   +1 more source

Relationship between Interplanetary Conditions and Changes in the Geomagnetic Field to Understand the Causes of Geomagnetically Induced Currents [PDF]

open access: yes, 2018
Geomagnetically Induced Currents (GICs) are electrical currents induced in ground-level conductive networks, like power lines and pipelines, which can cause costly damage to infrastructure.
Maillet, Cameron P
core   +1 more source

Evidence for superdiffusive shock acceleration at interplanetary shock waves

open access: yesJournal of Physics: Conference Series, 2015
Recent analysis of time profiles of energetic particles accelerated at interplanetary shocks has shown evidence for superdiffusive transport upstream of the shock fronts, namely for a transport characterized by a particle mean square displacement that grows faster than linearly in time.
Perri S, ZIMBARDO, Gaetano
openaire   +1 more source

Magnetohydrodynamic Simulation of the Interaction between Interplanetary Strong Shock and Magnetic Cloud and its Consequent Geoeffectiveness

open access: yes, 2006
Numerical studies have been performed to interpret the observed "shock overtaking magnetic cloud (MC)" event by a 2.5 dimensional magnetohydrodynamic (MHD) model in heliospheric meridional plane.
Berdichevsky   +78 more
core   +1 more source

Corotating shock structures [PDF]

open access: yes
Consideration of observed interplanetary shocks leads to the conclusion that a corotating forward shock has not been unambiguously identified at 1 AU.
Ogilvie, K. W.
core   +1 more source

Solar wind disturbances in th outer heliosphere caused by successive solar flares from the same active region [PDF]

open access: yes, 1983
Solar wind disturbances caused by successive flares from the same active region are traced to about 20 AU, using the modeling method developed by Hakamada and Akasofu (1982).
Akasofu, S. I., Hakamada, K.
core   +1 more source

Automatic Identification of Interplanetary Shocks Based on Machine Learning

open access: yesSpace Weather
Fast forward interplanetary shocks (FFs) are one of the primary drivers of space weather events. This study presents an automated detection algorithm for FFs based on a multilayer perceptron model, utilizing in situ measurements of interplanetary ...
Yi Tan   +4 more
doaj   +1 more source

On the relationship between collisionless shock structure and energetic particle acceleration [PDF]

open access: yes
Recent experimental research on bow shock structure and theoretical studies of quasi-parallel shock structure and shock acceleration of energetic particles were reviewed, to point out the relationship between structure and particle acceleration.
Kennel, C. F.
core   +1 more source

Particles accelerated by shocks in the heliosphere [PDF]

open access: yes
The populations of energetic ions accelerated by shocks in the heliosphere are reviewed briefly.
Lee, Martin A.
core   +1 more source

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