Results 71 to 80 of about 9,824 (218)

Turbulent Magnetohydrodynamic Jet Collimation and Thermal Driving

open access: yes, 2003
To appear in proceedings of: 3-D Signatures in Stellar Explosions (A workshop honoring J. Craig Wheeler's 60th birthday, June 10-13, 2003, Austin, TX, USA)
openaire   +2 more sources

DENSITY-MAGNETIC FIELD CORRELATION IN MAGNETOHYDRODYNAMIC TURBULENCE DRIVEN BY DIFFERENT DRIVING SCHEMES WITH DIFFERENT CORRELATION TIMES

open access: yesThe Astrophysical Journal, 2016
ABSTRACT Turbulent motions naturally produce density and magnetic-field fluctuations. Correlation between the two fluctuations is important for interpretation of observations, such as observations of the rotation measure (RM). In this paper, we study the effect of driving schemes on the density-magnetic-field correlation.
Heesun Yoon, Jungyeon Cho, Jongsoo Kim
openaire   +1 more source

Magnetic‐Field Modulation of Na3V2(PO4)3 Crystal Orientation for Enhanced Sodium‐Ion Battery Performance

open access: yesCarbon Energy, EarlyView.
A universal and efficient strategy of “magnetic‐field modulated the preferred crystal orientation” with strong industrial compatibility has been proposed to effectively improve the electrochemical performance and thermal safety of Na3V2(PO4)3 ||HC batteries for the first time.
Pengcheng Wang   +8 more
wiley   +1 more source

Design, Preparation, and Structural Control Mechanism of High Performance Water Splitting NiFeCu Catalyst under Magnetic Field

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
By utilizing magnetic field‐assisted electrodeposition to synthesize a Cu‐rich dendritic NiFeCu electrocatalyst, this study significantly improves the efficiency of water splitting. The research not only introduces an innovative strategy for designing highly active bifunctional catalysts but also pioneers a new direction for the application of magnetic
Zhong Wang   +8 more
wiley   +1 more source

Mapping electro-vortex flow patterns from tornado to inverted tornado in a hemispherical container

open access: yesInternational Journal of Thermofluids
This study aims to investigate the intricate interaction between fluid flow and magnetic fields, known as magnetohydrodynamic (MHD) phenomena, within a hemispherical container filled with conducting gallium–indium–tin (Ga-In-Sn) liquid.
M. Abdi   +7 more
doaj   +1 more source

Resistive Magnetohydrodynamic Equilibria in a Torus

open access: yes, 1996
It was recently demonstrated that static, resistive, magnetohydrodynamic equilibria, in the presence of spatially-uniform electrical conductivity, do not exist in a torus under a standard set of assumed symmetries and boundary conditions. The difficulty,
David Montgomery   +3 more
core   +1 more source

Entropy Generation Analysis due to Permeable Exponential Stretching in Boundary Layer Flows

open access: yesHeat Transfer, EarlyView.
ABSTRACT Entropy generation represents the irreversible loss of useful energy in thermal–fluid systems, directly reducing efficiency in applications, such as microelectronics cooling, nanofluid‐based heat exchangers, and polymer processing. This study investigates entropy generation in a two‐phase viscoelastic nanofluid flow over a permeable ...
Khodani Sherrif Tshivhi   +1 more
wiley   +1 more source

Numerical analysis of magnetohydrodynamic mixed convection and entropy generation in a curvelinear lid-driven cavity with carbon nanotubes and an adiabatic cylinder

open access: yesInternational Journal of Thermofluids
Mixed convection convection is a vital subject and it is beneficial in many engineering applications. The current paper addresses this subject with a novel geometry and very vital variables including magnetohydrodynamic influences on the forced/free ...
Mohammed Azeez Alomari   +4 more
doaj   +1 more source

Astrophysical turbulence modeling

open access: yes, 2011
The role of turbulence in various astrophysical settings is reviewed. Among the differences to laboratory and atmospheric turbulence we highlight the ubiquitous presence of magnetic fields that are generally produced and maintained by dynamo action.
Alexandrova O   +143 more
core   +1 more source

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