Results 11 to 20 of about 584 (191)

Analytical and Statistical Modelling of a Fast Ion Source Formed by Injection of a Neutral Beam into Magnetically Confined Plasma

open access: yesAtoms, 2023
Mathematical modelling of heating and current drive as well as yields and distributions of fusion products in a magnetically confined plasma subject to neutral beam injection requires, in turn, modelling of distributions of fast ions, which is a complex ...
Pavel Goncharov
doaj   +1 more source

Electric Analysis of the Maritime Application High-Frequency Magnetohydrodynamic Thruster

open access: yesEnergies, 2023
A magnetohydrodynamic (MHD) thruster is the next-generation electric jet engine for maritime applications. It eliminates the moving mechanical components that make the noises and reduces physical harm to sea creatures.
Kin Lung Jerry Kan   +2 more
doaj   +1 more source

DRIVING SOLAR SPICULES AND JETS WITH MAGNETOHYDRODYNAMIC TURBULENCE: TESTING A PERSISTENT IDEA [PDF]

open access: yesThe Astrophysical Journal, 2015
The solar chromosphere contains thin, highly dynamic strands of plasma known as spicules. Recently, it has been suggested that the smallest and fastest (Type II) spicules are identical to intermittent jets observed by the Interface Region Imaging Spectrograph.
Steven R. Cranmer, Lauren N. Woolsey
openaire   +2 more sources

Effect of resistive heating on incessantly poignant thin needle in magnetohydrodynamic Sakiadis hybrid nanofluid

open access: yesAin Shams Engineering Journal, 2021
The flow and energy transport of water-ethylene glycol (EG) based Ti-Cu hybrid nanofluid due to incessantly poignant needle in magnetohydrodynamic Sakiadis flow with resistive heating is investigated.
Iskander Tlili   +4 more
doaj   +1 more source

Role of Radio Frequency and Microwaves in Magnetic Fusion Plasma Research [PDF]

open access: yesJournal of the Korean Institute of Electromagnetic Engineering and Science, 2017
The role of electromagnetic (EM) waves in magnetic fusion plasma—ranging from radio frequency (RF) to microwaves—has been extremely important, and understanding of EM wave propagation and related technology in this field has significantly advanced ...
Hyeon K. Park
doaj   +1 more source

A Miniature Direct-Drive Hydraulic Actuator for Wearable Haptic Devices based on Ferrofluid Magnetohydrodynamic Levitation

open access: yes2023 IEEE World Haptics Conference (WHC), 2023
Hydraulic and pneumatic actuators in haptics offer the advantage of soft and compliant interfaces, with the drawback of cumbersome driving devices and limited modulation capabilities. We propose a miniature hydraulic actuator based on a linear electromagnetic motor with an embedded ferrofluid sealing.
Daniele Leonardis   +2 more
openaire   +2 more sources

Toward 3D MHD modeling of neoclassical tearing mode suppression by ECCD

open access: yesEPJ Web of Conferences, 2012
We propose a framework to extend the magnetohydrodynamic (MHD) equations to include electron cyclotron current drive (ECCD) and discuss previous models proposed by Giruzzi et al. [2] and by Hegna and Callen [3].
Westerhof E., Pratt J.
doaj   +1 more source

Numerical Simulations of the Geospace Response to the Arrival of an Idealized Perfect Interplanetary Coronal Mass Ejection

open access: yesSpace Weather, 2021
Previously, Tsurutani and Lakhina (2014, https://doi.org/10.1002/2013GL058825) created estimates for a “perfect” interplanetary coronal mass ejection and performed simple calculations for the response of geospace, including dB/dt.
Daniel T. Welling   +5 more
doaj   +1 more source

Closure of the single fluid magnetohydrodynamic equations in presence of electron cyclotron current drive [PDF]

open access: yesPhysics of Plasmas, 2014
In the presence of electron cyclotron current drive (ECCD), the Ohm's law of single fluid magnetohydrodynamics is modified as E + v × B = η(J – JEC). This paper presents a new closure relation for the EC driven current density appearing in this modified Ohm's law.
Westerhof, E., Pratt, J.
openaire   +2 more sources

High-order coupling of shear and sonic continua in JET plasmas

open access: yesNuclear Fusion, 2023
A recent model coupling the shear-Alfvén and acoustic continua, which depends strongly on the equilibrium shaping and on elongation in particular, is employed to explain the properties of Alfvénic activity observed on JET plasmas below but close to the ...
Paulo Rodrigues   +10 more
doaj   +1 more source

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