Results 21 to 30 of about 3,748,790 (295)

Structure of Plasma Heating in Gyrokinetic Alfvénic Turbulence. [PDF]

open access: yesPhysical Review Letters, 2016
We analyze plasma heating in weakly collisional kinetic Alfvén wave turbulence using high resolution gyrokinetic simulations spanning the range of scales between the ion and the electron gyroradii.
A. Navarro   +5 more
semanticscholar   +1 more source

Gasdynamic Flow Control by Ultrafast Local Heating in a Strongly Nonequilibrium Pulsed Plasma

open access: yesPlasma Physics Reports, 2021
The paper presents a review of modern works on gasdynamic flow control using a highly nonequilibrium pulsed plasma. The main attention is paid to the effects based on ultrafast (on the nanosecond time scale for atmospheric pressure) local gas heating ...
A. Starikovskiy, N. Aleksandrov
semanticscholar   +1 more source

Energy Conversion at Kinetic Scales in the Turbulent Magnetosheath

open access: yesFrontiers in Astronomy and Space Sciences, 2019
The process of conversion or dissipation of energy in nearly collisionless turbulent space plasma, is yet to be fully understood. The existing models offer different energy dissipation mechanisms which are based on wave particle interactions or non ...
Zoltán Vörös   +5 more
doaj   +1 more source

Minority and mode conversion heating in (3He)-H JET plasma [PDF]

open access: yes, 2012
Radio frequency (RF) heating experiments have recently been conducted in JET (He-3)-H plasmas. This type of plasmas will be used in ITER's non-activated operation phase.
Beaumont, P.   +44 more
core   +1 more source

MMS Observations of Plasma Heating Associated With FTE Growth

open access: yesGeophysical Research Letters, 2019
Upon formation, flux transfer events (FTEs) in the subsolar magnetosheath have been observed to grow in diameter, λ, while convecting along the magnetopause.
M. Akhavan-Tafti   +4 more
semanticscholar   +1 more source

Serum and plasma brain-derived neurotrophic factor concentration are elevated by systemic but not local passive heating

open access: yesPLoS ONE, 2021
Brain-derived neurotrophic factor (BDNF) plays a key role in neuronal adaptations. While previous studies suggest that whole-body heating can elevate circulating BDNF concentration, this is not known for local heating protocols.
Takahiro Ogawa   +6 more
doaj   +3 more sources

Kinematic Collisionless Relaxation of Ions in Supercritical Shocks

open access: yesFrontiers in Physics, 2019
We show that kinematic collisionless relaxation in the macroscopic electric and magnetic fields plays the main role in the formation of the downstream ion distributions in a super-critical shock with ion reflection present.
Michael Gedalin
doaj   +1 more source

Plasma heating by magnetoacoustic wave propagation in the vicinity of a 2.5D magnetic null-point

open access: yesAstronomy & Astrophysics, 2019
Context. Magnetohydrodynamic (MHD) waves have significant potential as a plasma heating mechanism. Finding a suitable wave dissipation mechanism is a very tough task, given the many observational constraints on the models, and this has resulted in the ...
S. Sabri, S. Poedts, H. Ebadi
semanticscholar   +1 more source

ICRF plasma production at hydrogen minority regime in LHD

open access: yesNuclear Fusion, 2023
This study aim is to develop further an ion cyclotron range of frequencies (ICRF) method of plasma production in stellarators based on the minority heating.
Yu.V. Kovtun   +16 more
doaj   +1 more source

PROPINQUITY OF CURRENT AND VORTEX STRUCTURES: EFFECTS ON COLLISIONLESS PLASMA HEATING [PDF]

open access: yes, 2016
Intermittency of heating in weakly collisional plasma turbulence is an active subject of research, with significant potential impact on understanding of the solar wind, solar corona, and astrophysical plasmas.
T. Parashar, W. Matthaeus
semanticscholar   +1 more source

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