Results 41 to 50 of about 5,854 (223)

Numerical Study on Cooling Performance Characteristics of 22 kW Traction Inverter Using MHD Pump-Based Cooling System

open access: yesApplied Sciences, 2023
The transportation sector is sharply shifting towards electric vehicles (EVs) to reduce environmental issues and the energy crisis. To enhance the driving range and performance of EVs, the integral parts of EVs are being developed with higher energy ...
Seong-Guk Hwang   +3 more
doaj   +1 more source

Miniaturized ferrofluid actuated single mode fiber variable optical attenuator (VOA) [PDF]

open access: yes, 2014
We report a miniature variable optical attenuator employing a ferrofluid actuator/shutter combination located between lensed optical fibers. The VOA consists of an opaque, undiluted ferrofluid plug actuator inside a microfluidic channel.
Deepak Uttamchandani   +5 more
core   +1 more source

Complex Functions, Multipoles and Light Polarization in a Ferrocell

open access: yesCondensed Matter, 2023
Ferrofluid is a magnetic fluid that undergoes structural changes when subjected to a magnetic field, with the formation of arrays of nanoparticles aligned with the field.
Alberto Tufaile   +1 more
doaj   +1 more source

Control on Flow Separation over a Cylinder by a Ferrofluid Film Adsorbed by a Magnet

open access: yesInventions
Flow separation can lead to increased resistance and vibration generation, which is a difficult problem that cannot be ignored in engineering. In this paper, we propose a method of controlling flow separation by adsorbing ferrofluid onto the surface of a
Chunyun Wei   +5 more
doaj   +1 more source

Magnetic and morphological properties of ferrofluid-impregnated hydroxyapatite/collagen scaffolds

open access: yes, 2014
In this article we present the morphological and magnetic characterization of ferrofluid-impregnated biomimetic scaffolds made of hydroxyapatite and collagen used for bone reconstruction. We describe an innovative and simple impregnation process by which
Sandri, Monica   +23 more
core   +1 more source

Numerical simulation on ferrofluid flow in fractured porous media based on discrete-fracture model

open access: yesOpen Physics, 2017
Water flooding is an efficient approach to maintain reservoir pressure and has been widely used to enhance oil recovery. However, preferential water pathways such as fractures can significantly decrease the sweep efficiency.
Huang Tao   +5 more
doaj   +1 more source

Unsteady Ferrofluid Slip Flow in the Presence of Magnetic Dipole With Convective Boundary Conditions

open access: yesIEEE Access, 2020
In this research article a micropolar Ferrofluid is analyzed. The flow is unsteady over an impulsively stretch sheet under the impact of MHD (Magnetohydrodynamics).
Saeed Islam   +6 more
doaj   +1 more source

Magnetization and susceptibility of ferrofluids [PDF]

open access: yesJournal of Physics: Condensed Matter, 2008
8 pages including 4 ...
Szalai, I., Dietrich, S.
openaire   +4 more sources

Transfer Printing and Reconfiguration of Soft Electronics Using Digital Microfluidics and Laser Machining

open access: yesAdvanced Functional Materials, EarlyView.
This paper presents a digital microfluidics‐based technique for transferring and reconfiguring soft nanomembranes. Laser‐machined nanothin membranes are picked up, transported, and aligned via tailored surface tension and the actuation of water droplets, enabling the development of flexible electronics, the integration of functional materials on 3D ...
Quang Anh Nguyen   +15 more
wiley   +1 more source

Synthesis and characterisation of ferrofluid synthesized from iron and manganese [PDF]

open access: yes, 2012
Ferrofluids were first used by NASA in the 1960s in order to control the motion of fluids within space, as a ferrofluid is a fluid that has unique magnetic properties.
Hakim, Saadia M.
core  

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