Results 21 to 30 of about 8,758 (198)

Hierarchical Structure of Magnetic Nanoparticles -Fe3O4- Ferrofluids Revealed by Small Angle X-Ray Scattering

open access: yesIndonesian Journal of Chemistry, 2021
Small-angle X-ray scattering (SAXS) experiments were set up to investigate the form and structure of Fe3O4 magnetic nanoparticles (MNPs) using BL1.3:SAXS at the Synchrotron Light Research Institute (SLRI) of Thailand in the range of scattering vector q ...
Gea Fitria   +5 more
doaj   +1 more source

Nanostructure and Magnetic Field Ordering in Aqueous Fe3O4 Ferrofluids: A Small-Angle Neutron Scattering Study

open access: yesAtom Indonesia, 2019
Despite the importance of reducing production costs, investigating the hierarchical nanostructure and magnetic field ordering of Fe3O4 ferrofluids is also important to improve its application performance.
A. Taufiq   +8 more
doaj   +1 more source

Heat Transfer Study of the Ferrofluid Flow in a Vertical Annular Cylindrical Duct under the Influence of a Transverse Magnetic Field

open access: yesFluids, 2021
We studied the laminar fully developed ferrofluid flow and heat transfer phenomena of an otherwise magnetic fluid into a vertical annular duct of circular cross-section and uniform temperatures on walls which were subjected to a transverse external ...
Panteleimon A. Bakalis   +2 more
doaj   +1 more source

Oscillatory convection in viscoelastic ferrofluid layer: Linear and non-linear stability analyses

open access: yesApplied and Computational Mechanics, 2023
The problem of ferroconvection in a viscoelastic fluid layer is studied with the aim to investigate oscillatory motions. In this article, a stability analysis for both linear and nonlinear systems is carried out.
Dhiman J. S., Sood S.
doaj   +1 more source

Transition to turbulence in Taylor-Couette ferrofluidic flow [PDF]

open access: yes, 2015
Y.D. was supported by Basic Science Research Program of the Ministry of Education, Science and Technology under Grant No. NRF-2013R1A1A2010067. Y.C.L. was supported by AFOSR under Grant No.
Altmeyer, Sebastien   +2 more
core   +2 more sources

Consequences of Sheep Blood Used as Diluting Agent for The Magnetoviscous Effect in Biocompatible Ferrofluids

open access: yesApplied Rheology, 2015
Magnetic nanoparticles suspended in suitable carrier liquids can be adopted for use in biomedicine. For this to be achieved, the biocompatibility of these ferrofluids needs to be ascertained.
Nowak J., Nowak C., Odenbach S.
doaj   +1 more source

Magnetophoresis of nonmagnetic particles in ferrofluids [PDF]

open access: yes, 2006
Ferrofluids containing nonmagnetic particles are called inverse ferrofluids. On the basis of the Ewald-Kornfeld formulation and the Maxwell-Garnett theory, we theoretically investigate the magnetophoretic force exerting on the nonmagnetic particles in ...
Gao, Y.   +3 more
core   +3 more sources

Nonequilibrium dynamics and magnetoviscosity of moderately concentrated magnetic liquids: A dynamic mean--field study [PDF]

open access: yes, 2003
A mean-field Fokker-Planck equation approach to the dynamics of ferrofluids in the presence of a magnetic field and velocity gradients is proposed that incorporates magnetic dipole-dipole interactions of the colloidal particles. The model allows to study
Hess, Siegfried, Ilg, Patrick
core   +2 more sources

Magnetoviscous Property and Hyperthermia Effect of Amorphous Nanoparticle Aqueous Ferrofluids

open access: yesNanoscale Research Letters, 2018
Magnetic Fe-B, Fe-Ni-B, and Co-B nanoparticles were successfully synthesized and introduced to water to prepare aqueous ferrofluids. The Fe-B, Fe-Ni-B, and Co-B particles are homogeneous amorphous nanoparticles with an average particle size 15 nm.
Chuncheng Yang   +4 more
doaj   +1 more source

Quasi-Stable, Non-Magnetic, Toroidal Fluid Droplets in a Ferrofluid with Annular Magnetic Field

open access: yesMagnetism, 2022
A relatively stable, non-magnetic, torus-shaped fluid droplet within a linearly magnetizable surrounding ferrofluid medium, and subject to the annular magnetic field induced by an electric current in a wire passing perpendicularly through its centre, has
Alastair Radcliffe
doaj   +1 more source

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