Results 41 to 50 of about 1,445 (139)

Controlling the vortex core of thin Permalloy nano-cylinders dipolar coupled to Co polarizers [PDF]

open access: yes, 2014
We report a theoretical study of the vortex profile of in-plane magnetized PyTM nano-cylinders subjected to the stray field of perpendicular anisotropy Co nano-cylinders.
Dantas, Ana L.   +3 more
core   +1 more source

Multi-band perfect vortex beam generation using all-dielectric metasurface

open access: yes, 2023
Vortex beams offer a novel avenue for advancing information transmission, storage, and processing within the optical domain. However, conventional optical apparatus and systems depend on the phase accumulation technique to create vortex beams.
Massoud, Yehia Mahmoud   +5 more
core   +1 more source

Review on Magneto‐Electrodeposition: Tailoring Material Properties for Enhanced Functionalities and Applications

open access: yesMetalMat, Volume 2, Issue 2, June 2025.
Magneto‐electrodeposition (MED) is a proficient electrochemical method which uses a magnetic field during the electrodeposition process to influence ion transport and change the properties of the deposits. The Lorentz force influences the mass transport to the electrode surface by means of the magnetohydrodynamic effect (MHD) convection.
Jerom Samraj Abraham, N. Rajasekaran
wiley   +1 more source

A highly adaptive three dimensional hybrid vortex method for inviscid flows and helically symmetric vortex equilibria

open access: yes, 2012
This thesis is concerned with three-dimensional vortex dynamics, in particular the modelling of vortex structures in an inviscid context. We are motivated by the open problem of regularity of the inviscid equations, i.e.
Lucas, Daniel
core  

MHD turbulence and heating of the open field-line solar corona [PDF]

open access: yes, 2003
This paper discusses the possibility that heating of the solar corona in open field-line regions emanating from coronal holes is due to a nonlinear cascade, driven by low-frequency or quasi-static magnetohydrodynamic fluctuations.
Dmitruk, Pablo   +13 more
core   +1 more source

Numerical Modeling of MHD Double‐Diffusive Convection and Entropy Generation in an Inclined Curvilinear Lid‐Driven Cavity

open access: yesEnergy Science &Engineering, Volume 13, Issue 5, Page 2297-2314, May 2025.
Numerical analysis of double‐diffusive convection in a curvilinear cavity with SiO2/H2O nanofluid, focusing on mesh, validation, results, and optimisation. ABSTRACT This paper investigates numerically the effect of MHD and entropy generation on double‐diffusive combined convection in an inclined enclosure filled with Si2O/H2O and heated fins.
Mohammed A. Alomari   +6 more
wiley   +1 more source

Non-volatile artificial synapse based on a vortex nano-oscillator

open access: yes, 2021
In this work, a new mechanism to combine a non-volatile behaviour with the spin diode detection of a vortex-based spin torque nano-oscillator (STVO) is presented.
Jérôme Borme   +7 more
core   +1 more source

Vortex instability of MHD natural convection flow over an isothermal horizontal plate in a saturated porous medium

open access: yes, 2008
[[abstract]]A numerical analysis is performed to study the vortex instability of a horizontal magnetohydrodynamics (MHD) natural convection boundary layer flow in a saturated porous medium with surface mass flux.
Chung-Ting Hsu
core  

Photospheric high-frequency acoustic power excess in sunspot umbra: signature of magneto-acoustic modes [PDF]

open access: yes, 2013
We present observational evidence for the presence of MHD (magnetohydrodynamic) waves in the solar photosphere deduced from SOHO/MDI (Solar and Heliospheric Observatory/Michelson Doppler Imager) Dopplergram velocity observations.
Shelyag, S.   +14 more
core   +1 more source

Micromixing and microchannel design: Vortex shape and entropy

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
Consolo, F   +7 more
core  

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