Study of the Plasma Turbulence Dynamics by Measurements of Diagnostic Stimulated Electromagnetic Emission. Part II. Results of Numerical Simulation
Sign Up to like & getrecommendations! Published in 2017 at "Radiophysics and Quantum Electronics"
DOI: 10.1007/s11141-017-9779-x
Abstract: The data on measured dynamic characteristics of diagnostic stimulated electromagnetic emission (SEE) of the ionosphere are presented. Numerical simulations of the SEE evolution within the framework of a theoretical model of the broad-continuum SEE feature… read more here.
Keywords: stimulated electromagnetic; diagnostic stimulated; plasma turbulence; study plasma ... See more keywords
Features of the Ionospheric Artificial Airglow Caused by Ohmic Heating and Plasma Turbulence-Accelerated Electrons Induced by HF Pumping of the Sura Heating Facility
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DOI: 10.1007/s11141-017-9812-0
Abstract: We present the results of studying the ionospheric F2 region airglow in the atomic-oxygen red line (λ = 6300Ǻ) when the ionosphere is pumped by high-power HF radio waves. Either thermal modulation of the background… read more here.
Keywords: heating; airglow; plasma turbulence; ohmic heating ... See more keywords
The development of magnetic field line wander by plasma turbulence
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DOI: 10.1017/s0022377817000617
Abstract: Plasma turbulence occurs ubiquitously in space and astrophysical plasmas, mediating the nonlinear transfer of energy from large-scale electromagnetic fields and plasma flows to small scales at which the energy may be ultimately converted to plasma… read more here.
Keywords: field; plasma turbulence; field line; magnetic field ... See more keywords
Enstrophy non-conservation and the forward cascade of energy in two-dimensional electrostatic magnetized plasma turbulence
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DOI: 10.1017/s0022377820000872
Abstract: A fluid system is derived to describe electrostatic magnetized plasma turbulence at scales somewhat larger than the Larmor radius of a given species. It is related to the Hasegawa–Mima equation, but does not conserve enstrophy,… read more here.
Keywords: turbulence; electrostatic magnetized; magnetized plasma; plasma turbulence ... See more keywords
Sub-grid-scale effects in magnetised plasma turbulence
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DOI: 10.1017/s0022377821000180
Abstract: In the present paper, we use a coarse-graining approach to investigate the nonlinear redistribution of free energy in both position and scale space for weakly collisional magnetised plasma turbulence. For this purpose, we use high-resolution… read more here.
Keywords: turbulence; space; plasma turbulence; energy ... See more keywords
Supersonic plasma turbulence in the laboratory
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DOI: 10.1038/s41467-019-09498-y
Abstract: The properties of supersonic, compressible plasma turbulence determine the behavior of many terrestrial and astrophysical systems. In the interstellar medium and molecular clouds, compressible turbulence plays a vital role in star formation and the evolution… read more here.
Keywords: plasma; turbulence; plasma turbulence; mach number ... See more keywords
Theory of critical balance in plasma turbulence
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DOI: 10.1063/1.5041754
Abstract: Critical balance, a statement of the approximate equality of a timescale of motion parallel to the magnetic field with a timescale of turbulent motion perpendicular to the field, is analyzed from a statistical description of… read more here.
Keywords: balance plasma; time; critical balance; plasma turbulence ... See more keywords
Simulation of plasma turbulence in the periphery of diverted tokamak by using the GBS code
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DOI: 10.1063/1.5047741
Abstract: We report on the implementation of diverted magnetic equilibria in GBS and on first simulations in this geometry. GBS is a simulation code used to evolve plasma turbulence in the tokamak periphery by solving the… read more here.
Keywords: code; implementation; plasma turbulence; simulation ... See more keywords
Combined methods of moment vectors and Stokes parameters to analyze tomographic image of plasma turbulence
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DOI: 10.1063/1.5048970
Abstract: Plasma turbulence tomography is now working to show a two dimensional structure and dynamics of plasma turbulence in a cylindrical plasma device, PANTA. A new method, the Stokes parameter analysis on moment vectors, is being… read more here.
Keywords: moment vectors; plasma; plasma turbulence; image plasma ... See more keywords
Gyrokinetic continuum simulations of plasma turbulence in the Texas Helimak
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DOI: 10.1063/1.5085457
Abstract: The first gyrokinetic simulations of plasma turbulence in the Texas Helimak device, a simple magnetized torus, are presented. The device has features similar to the scrape-off layer region of tokamaks, such as bad-curvature-driven instabilities and… read more here.
Keywords: turbulence texas; simulations plasma; plasma turbulence; texas helimak ... See more keywords
Shaping effects on scrape-off layer plasma turbulence: A rigorous validation of three-dimensional simulations against TCV measurements
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DOI: 10.1063/1.5123451
Abstract: The effect of plasma shaping on scrape-off layer (SOL) plasma turbulence is investigated through a rigorous validation exercise. Two- and three-dimensional simulations of the SOL plasma dynamics in three TCV limited discharges are carried out… read more here.
Keywords: three dimensional; plasma; validation; plasma turbulence ... See more keywords