Results 21 to 30 of about 505,915 (296)

Evolution of heat transfer at the stagnation point during the detached bow shock establishment

open access: yes, 2021
The diffraction of a shock wave over a stationary body is a problem of interest associated with the starting of shock tubes and expansion tubes which are well suited to studies of hypersonic flows.
Wang, Q.   +4 more
core   +2 more sources

The role of the bow shock in solar wind-magnetosphere coupling [PDF]

open access: yesAnnales Geophysicae, 2011
In this paper we examine the role of the bow shock in coupling solar wind energy to the magnetosphere using global magnetohydrodynamic simulations of the solar wind-magnetosphere interaction with southward IMF.
R. E. Lopez, V. G. Merkin, J. G. Lyon
doaj   +1 more source

Martian Bow Shock and Magnetic Pile-Up Barrier Formation Due to the Exosphere Ion Mass-Loading [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2011
Bow shock, formed by the interaction between the solar wind and a planet, is generated in different patterns depending on the conditions of the planet.
Eojin Kim   +6 more
doaj   +1 more source

Singularities in mass-loaded MHD flow: The cometary bow shock [PDF]

open access: yes, 1991
We present a one-dimensional model of the mass-loading of the solar wind by cometary ions which predicts a singularity in the mass-loaded flow at M = 2. Further, a subshock occurs when the flow speed reaches M almost-equal-to 1.15.
A. J. Coates   +5 more
core   +1 more source

Magnetic field fluctuations across the Earth’s bow shock [PDF]

open access: yesAnnales Geophysicae, 2001
We present a statistical analysis of 132 dayside (LT 0700-1700) bow shock crossings of the AMPTE/IRM spacecraft. We perform a superposed epoch analysis of low frequency, magnetic power spectra some minutes up-stream and downstream of the bow shock ...
A. Czaykowska   +7 more
doaj   +1 more source

Bow shocks, bow waves, and dust waves – III. Diagnostics [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2019
ABSTRACT Stellar bow shocks, bow waves, and dust waves all result from the action of a star’s wind and radiation pressure on a stream of dusty plasma that flows past it. The dust in these bows emits prominently at mid-infrared wavelengths in the range 8 to   60 $\mu$m.
Henney, William J., Arthur, S. J.
openaire   +2 more sources

Cassini encounters with hot flow anomaly-like phenomena at Saturn's bow shock [PDF]

open access: yes, 2008
The first observations of the kronian equivalent of hot flow anomalies (HFAs) are presented. Using magnetic field and plasma data we discuss two events that were observed upstream of Saturn's bow shock during the first two orbits of the Cassini ...
Bertucci, Cesar   +21 more
core   +1 more source

SUPRATHERMAL ELECTRONS AT SATURN'S BOW SHOCK [PDF]

open access: yesThe Astrophysical Journal, 2016
ABSTRACT The leading explanation for the origin of galactic cosmic rays is particle acceleration at the shocks surrounding young supernova remnants (SNRs), although crucial aspects of the acceleration process are unclear. The similar collisionless plasma shocks frequently encountered by spacecraft in the solar wind are generally far ...
A. Masters   +6 more
openaire   +5 more sources

Double Layers in the Earth's Bow Shock

open access: yesGeophysical Research Letters, 2022
AbstractWe present Magnetospheric Multiscale observations of electrostatic double layers in quasi‐perpendicular Earth's bow shock. These double layers have predominantly parallel electric field with amplitudes up to 100 mV/m, spatial widths of 50–700 m, and plasma frame speeds within 100 km/s. The potential drop across a single double layer is 2%–7% of
J. Sun   +4 more
openaire   +2 more sources

Properties of mass-loading shocks: 1. Hydrodynamic considerations [PDF]

open access: yes, 1991
The one-dimensional hydrodynamics of flows subjected to mass loading are considered anew, with particular emphasis placed on determining the properties of mass-loading shocks. This work has been motivated by recent observations of the outbound Halley bow
G. P. Zank   +3 more
core   +1 more source

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