Results 11 to 20 of about 12,397 (202)

Rheology of Aqueous Ferrofluids: Transition from a Gel-Like Character to a Liquid Character in High Magnetic Fields

open access: yesChemEngineering, 2023
Rheological measurements under an applied magnetic field were used to investigate the changes to the internal structure and stability of an aqueous ferrofluid. The ferrofluid was prepared by dispersing 1.8 wt.% of maghemite nanoparticles with a size of d
Stanislav Čampelj
doaj   +1 more source

Efektivitas Ferrofluid dalam Penurunan Parameter Limbah Laundri

open access: yesJurnal Serambi Engineering, 2023
One of the new applications of ferrofluid, a colloidal compound containing magnetic nanoparticles, is the removal of microplastics from water. Laundry waste has a high concentration of microplastics, but this wastewater contains other substances besides ...
Bernadheta Donabella Ega   +1 more
doaj   +1 more source

Ferrofluids and bio-ferrofluids: looking back and stepping forward

open access: yesNanoscale, 2022
Ferrofluids investigated along for about five decades are ultrastable colloidal suspensions of magnetic nanoparticles, which manifest simultaneously fluid and magnetic properties.
V. Socoliuc   +5 more
openaire   +3 more sources

Impact of induced magnetic field on thermal enhancement in gravity driven Fe3O4 ferrofluid flow through vertical non-isothermal surface

open access: yesResults in Physics, 2020
The ferrofluid are useful nanofluid and can be prepared by mixing magnetic types of nanoparticles in base fluid. The mathematical modelling of ferrofluid under induced magnetic field through a vertical stretching surface is formulated in the current ...
Muhammad Saleem Iqbal   +6 more
doaj   +1 more source

Ferrofluid Leidenfrost droplets [PDF]

open access: yesSoft Matter, 2019
We experimentally investigate the behavior of ferrofluid Leidenfrost droplets subject to a magnetic field gradient. As a droplet evaporates, it experiences a bouncing instability and finally takes off when its radius reaches a critical value.
Christophe D'Angelo   +3 more
openaire   +2 more sources

Improvement in Torque Density by Ferrofluid Injection into Magnet Tolerance of Interior Permanent Magnet Synchronous Motor

open access: yesEnergies, 2021
In an interior permanent magnet synchronous motor, an adhesive such as bond is generally injected into the magnet tolerance to prevent vibration of the permanent magnet within the insertion space. In this case, a disadvantage is that the magnet tolerance
In-Jun Yang   +4 more
doaj   +1 more source

Self-organization into quantized eigenstates of a classical wave driven particle [PDF]

open access: yes, 2014
A growing number of dynamical situations involve the coupling of particles or singularities with physical waves. In principle these situations are very far from the wave-particle duality at quantum scale where the wave is probabilistic by nature.
Couder, Yves   +4 more
core   +5 more sources

Synthesis, characterisation and evaluation on the performance of ferrofluid for microplastic removal from synthetic and actual wastewater [PDF]

open access: yes, 2021
Synthesis of ferrofluid without the addition of stabilizing agents or surfactants is an innovation of new method for microplastic removal. This study focuses on the ability of several types of oils as carriers and how they may improve the removal ...
Abd. Rahman Azmi, Alyza Azzura   +6 more
core   +1 more source

Electromagnetic Linear Vibration Energy Harvester Using Sliding Permanent Magnet Array and Ferrofluid as a Lubricant

open access: yesMicromachines, 2017
We present an electromagnetic linear vibration energy harvester with an array of rectangular permanent magnets as a springless proof mass. Instead of supporting the magnet assembly with spring element, ferrofluid has been used as a lubricating material ...
Song Hee Chae   +4 more
doaj   +1 more source

Physical and Chemical Stability of Nanoparticles in Ferrofluid Before and After Impregnation: Implications for Magnetic Pore Fabric Studies

open access: yesGeochemistry, Geophysics, Geosystems, 2023
Magnetic pore fabrics (MPFs) are a promising approach to explore the 3D pore space of rocks. There exist empirical relationships between the orientation, degree, and shape of MPF with pore space geometry and permeability anisotropy.
Andrea R. Biedermann   +3 more
doaj   +1 more source

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