Results 21 to 30 of about 150,909 (250)

Inspection of Couette and pressure-driven Poiseuille entropy-optimized dissipated flow in a suction/injection horizontal channel: Analytical solutions

open access: yesOpen Physics, 2023
The main aim of this study is to analyse the electrically conductive flow of compressible liquids by two infinitely permeable surfaces. The distance between the two surfaces is hh. Thermal relation consists of viscous dissipation.
Song Min   +6 more
doaj   +1 more source

MHD Instabilities in Tokamaks [PDF]

open access: yesFusion Science and Technology, 2006
A general introduction to ideal magnetohydrodynamic (MHD) stability of tokamak plasmas is given, using linear perturbations of the ideal MHD equations.
openaire   +4 more sources

Ambipolar diffusion in low-mass star formation. I. General comparison with the ideal MHD case [PDF]

open access: yes, 2015
In this paper, we provide a more accurate description of the evolution of the magnetic flux redistribution during prestellar core collapse by including resistive terms in the magnetohydrodynamics (MHD) equations.
Chabrier, Gilles   +4 more
core   +4 more sources

Thermal analysis characterisation of solar-powered ship using Oldroyd hybrid nanofluids in parabolic trough solar collector: An optimal thermal application

open access: yesNanotechnology Reviews, 2022
The mathematical modeling of hybrid nanofluid flow and heat transfer with entropy generation toward parabolic trough surface collector (PTSC) inside the solar-powered ship (SPS) is performed.
Shahzad Faisal   +10 more
doaj   +1 more source

COMPARISON PROCESS OF SOLVENT-FREE MICROWAVE EXTRACTION AND MICROWAVE HYDRO-DISTILLATION METHODS IN ESSENTIAL OIL PRODUCTION FROM CABBAGE ROSES FLOWER (Rose × centifolia)

open access: yesJurnal Kimia Riset, 2023
Indonesia has many diverse natural resources that still cannot be utilized optimally such as the extraction of essential oil from Cabbage Roses flowers (Rose × centifolia). This study compares the extraction amendments, extraction time, and essential oil
Syah Sultan Ali Muzakhar   +2 more
doaj   +1 more source

Effect of heat source/sink on MHD start-up natural convective flow in an annulus with isothermal and isoflux boundaries

open access: yesArab Journal of Basic and Applied Sciences, 2020
This article examines the influence of isothermal and isoflux heating/cooling with heat source/sink on unsteady hydromagnetic-free convective flow of a viscous incompressible fluid in an annulus.
Yusuf S. Taiwo   +2 more
doaj   +1 more source

Numerical Study of a Liquid Metal Oscillating inside a Pore in the Presence of Lorentz and Capillary Forces

open access: yesFluids, 2020
In order to ensure stable power exhaust and to protect the walls of fusion reactors, liquid metals that are fed to the wall surface through a capillary porous system (CPS) are considered as alternative plasma-facing components (PFCs).
Maria Vlachomitrou, Nikos Pelekasis
doaj   +1 more source

General-Relativistic MHD for the Numerical Construction of Dynamical Spacetimes [PDF]

open access: yes, 2002
We assemble the equations of general relativistic magnetohydrodynamics (MHD) in 3+1 form. These consist of the complete coupled set of Maxwell equations for the electromagnetic field, Einstein's equations for the gravitational field, and the equations of
Font J. A.   +7 more
core   +2 more sources

Simulations of Incompressible MHD Turbulence [PDF]

open access: yes, 2000
We simulate incompressible MHD turbulence in the presence of a strong background magnetic field. Our major conclusions are: 1) MHD turbulence is most conveniently described in terms of counter propagating shear Alfven and slow waves.
Goldreich, Peter, Maron, Jason
core   +4 more sources

Safety and Efficacy of 10 kHz Spinal Cord Stimulation for the Treatment of Refractory Chronic Migraine: A Prospective Long‐Term Open‐Label Study

open access: yesNeuromodulation: Technology at the Neural Interface, EarlyView., 2021
Abstract Background Refractory chronic migraine (rCM) is a highly disabling condition for which novel safe and effective treatments are needed. Safety and long‐term efficacy of paresthesia‐free high cervical 10 kHz spinal cord stimulation (SCS) were here prospectively evaluated for the treatment of rCM.
Adnan Al‐Kaisy   +7 more
wiley   +1 more source

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