Results 11 to 20 of about 40,435 (218)

Development of a coronal mass ejection arrival time forecasting system using interplanetary scintillation observations

open access: yesEarth, Planets and Space, 2019
Coronal mass ejections (CMEs) cause disturbances in the environment of the Earth when they arrive at the Earth. However, the prediction of the arrival of CMEs still remains a challenge.
Kazumasa Iwai   +5 more
doaj   +3 more sources

MHD Simulation of Prominence-Cavity System [PDF]

open access: yesFrontiers in Astronomy and Space Sciences, 2019
We present magnetohydrodynamic simulation of the evolution from quasi-equilibrium to onset of eruption of a twisted, prominence-forming coronal magnetic flux rope underlying a corona streamer. The flux rope is built up by an imposed flux emergence at the
Yuhong Fan, Tie Liu, Tie Liu
doaj   +3 more sources

Simulations of Incompressible MHD Turbulence [PDF]

open access: yes, 2000
56 pages, 30 figures, submitted to ApJ 59 pages, 31 figures, accepted to ...
Maron, Jason, Goldreich, Peter
openaire   +6 more sources

MHD supersonic flow control: OpenFOAM simulation [PDF]

open access: yesТруды Института системного программирования РАН, 2018
MHD flow control is a relevant topic in today’s aerospace engineering. An OpenFOAM density-based solver that is capable of handling MHD supersonic flow problems with constant magnetic field is developed.
A. I. Ryakhovskiy, A. A. Schmidt
doaj   +3 more sources

The influence of Asymmetric Inflow Reconnection on the Diffusion Region in Resistive Space Plasmas [PDF]

open access: yesIranian Journal of Astronomy and Astrophysics, 2022
To investigate the effect of asymmetric magnetic reconnection on thedevelopment of the diffusion region and growth of magnetic islands induced duringreconnection (plasmoids), we use 2-dimensional resistive magnetohydrodynamics sim-ulations. In particular,
Hossein Lotfi, Mahboub Hosseinpour
doaj   +1 more source

Empirical model of the Earth's cusp at low-altitudes

open access: yes地球与行星物理论评, 2023
The Earth's cusp is a critical "window" for the solar wind plasma to enterthe low-altitude magnetosphere and ionosphere. However, the overall configuration of cusp has not been established.
Ziqian Liu   +4 more
doaj   +1 more source

Simulating solar MHD [PDF]

open access: yesAnnales Geophysicae, 1999
Abstract. Two aspects of solar MHD are discussed in relation to the work of the MHD simulation group at KIS. Photospheric magneto-convection, the nonlinear interaction of magnetic field and convection in a strongly stratified, radiating fluid, is a key process of general astrophysical relevance.
M. Schüssler, M. Schüssler
openaire   +6 more sources

Clarification of the detailed flow structure in new annular-type electromaginetic flow meter system for tank-type SFR

open access: yesNihon Kikai Gakkai ronbunshu, 2021
Electromagnetic flow meter (EMF) has been applied to measure a flow rate of sodium in circular pipe using permanent magnet for a loop-type sodium-cooled Fast Reactor (SFR), such as Monju. To extend EMF to a tank-type SFR only with an annular flow channel
Takatoshi ASADA   +4 more
doaj   +1 more source

3D Radiative MHD Simulations of Starspots [PDF]

open access: yesThe Astrophysical Journal, 2020
Abstract There are no direct spatially resolved observations of spots on stars other than the Sun, and starspot properties are inferred indirectly through lightcurves and spectropolarimetric data. We present the first self-consistent 3D radiative MHD computations of starspots on G2V, K0V, and M0V stars, which will help us to better ...
Mayukh Panja   +2 more
openaire   +3 more sources

Numerical study of magnetic island coalescence using magnetohydrodynamics with adaptively embedded particle-in-cell model

open access: yesAIP Advances, 2023
Collisionless magnetic reconnection typically requires kinetic treatment that is, in general, computationally expensive compared to fluid-based models. In this study, we use the magnetohydrodynamics with an adaptively embedded particle-in-cell (MHD-AEPIC)
Dion Li   +4 more
doaj   +1 more source

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