Results 21 to 30 of about 7,103,681 (193)

Toroidal modeling of 3D perturbations generated by current filaments in scrape-off layer in tokamak with biased divertor targets

open access: yesNuclear Fusion, 2022
The divertor biasing technique offers a promising alternative to control the edge localized mode (ELM) as well as the divertor heat load in tokamaks, as compared to the resonant magnetic perturbation (RMP) generated by magnetic coils.
G.Z. Hao   +19 more
doaj   +1 more source

Modelling plasma response to RMP fields in ASDEX Upgrade with varying edge safety factor and triangularity [PDF]

open access: yesNuclear Fusion, 2016
Abstract Toroidal computations are performed using the MARS-F code (Liu et al 2000 Phys. Plasmas 7 3681), in order to understand correlations between the plasma response and the observed mitigation of the edge localized modes (ELM) using resonant magnetic perturbation fields in ASDEX Upgrade.
Li L   +15 more
openaire   +3 more sources

Behavior of Earth Magnetosphere Radius during Strong Geomagnetic Storms

open access: yesIraqi Journal of Physics, 2019
Magnetosphere is a region of space surrounding Earth magnetic field, the formation of magnetosphere depends on many parameters such as; surface magnetic field of the planet, an ionized plasma stream (solar wind) and the ionization of the planetary upper
Mais Mohammed Algbory   +1 more
doaj   +1 more source

The effect of the plasma response on peeling–ballooning modes during edge localized modes mitigated by resonant magnetic perturbations

open access: yesNuclear Fusion, 2023
The effects of resonant magnetic perturbation (RMP) fields on peeling–ballooning (P–B) modes are studied with the experimental equilibria of EAST based on the four-field model in BOUT++ code.
L.K. Dong   +5 more
doaj   +1 more source

Experimental investigation on enhanced damage to fuel tanks by reactive projectiles impact

open access: yesDefence Technology, 2021
Enhanced damage to the full-filled fuel tank, impacted by the cold pressed and sintered PTFE/Al/W reactive material projectile (RMP) with a density of 7.8 g/cm3, is investigated experimentally and theoretically.
Hai-fu Wang   +4 more
doaj   +1 more source

First EMC3-EIRENE modeling of JT-60SA edge plasmas with/without RMP field

open access: yes, 2020
For the ITER and DEMO reactors, transient heat load induced by large edge localized mode (ELM) must be mitigated or suppressed to maintain the surface condition of the divertor plate. From recent studies in tokamak devices, an application of the resonant
Matsunaga, Go   +18 more
core   +1 more source

Toroidal modelling of core plasma flow damping by RMP fields in hybrid discharge on ASDEX upgrade

open access: yesNuclear Fusion, 2020
In ASDEX Upgrade hybrid discharges, it is found that an externally applied n = 1 field preferentially distorts the plasma in the core, leading to significant flow damping there and elsewhere across the plasma radius. MARS-F/Q modeling of a neoclassical toroidal viscous NTV) torque that results from an amplified internal kink-type displacement in the ...
N. Zhang   +12 more
openaire   +4 more sources

Effect of aspect ratio on plasma response to resonant magnetic perturbations in tokamak devices

open access: yesAIP Advances, 2023
A systematic numerical study is carried out, computing and comparing the plasma response to the resonant magnetic perturbation (RMP) field, applied for controlling edge localized modes (ELMs), in a series of tokamak plasmas with varying aspect ratio and ...
J. W. Li   +8 more
doaj   +1 more source

Analysis of a Novel Mechanically Adjusted Variable Flux Permanent Magnet Homopolar Inductor Machine with Rotating Magnetic Poles for Flywheel Energy Storage System

open access: yesCES Transactions on Electrical Machines and Systems, 2022
Permanent magnet homopolar inductor machine (PMHIM) has attracted much attention in the field of flywheel energy storage system (FESS) due to its merits of simple structure, brushless excitation, and rotor flywheel integration.
Qing Li   +3 more
doaj   +1 more source

Targeting the KCNC3‐Dependent Anterior Insular‐Lateral Orbitofrontal Cortex Glutamatergic Circuit Attenuates Post‐Traumatic Anxiety

open access: yesAdvanced Science, EarlyView.
Frontal lobe traumatic brain injury is associated with hyperactivity of an insular–orbitofrontal circuit in both patients and mice. By combination of integrating functional imaging, cell‐type–specific circuit manipulation, single‐cell transcriptomics, and whole‐cell recordings, this work identifies the downregulation of the potassium channel KCNC3 in ...
Meng‐Ge Li   +10 more
wiley   +1 more source

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