Results 31 to 40 of about 5,854 (223)

Bubbling of Ferrofluid Droplets via Coupled Magnetic and Sound Fields

open access: yesAdvanced Materials Interfaces, 2023
Bubbles play essential roles in many natural and industrial processes because of the unique effects of their films on heat–mass transfer and their soft confined geometry for interfacial assembly or phase transitions.
Kangqi Liu   +5 more
doaj   +1 more source

A Liquid–Solid Interface-Based Triboelectric Tactile Sensor with Ultrahigh Sensitivity of 21.48 kPa−1

open access: yesNano-Micro Letters, 2022
Traditional triboelectric tactile sensors based on solid–solid interface have illustrated promising application prospects through optimization approach.
Jingya Liu   +4 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

Effect of axisymmetric magnetic field strength on heat transfer from a current-carrying micro-wire in ferrofluid

open access: yes, 2021
The effect of the strength of the self-induced magnetic field around a current carrying wire on thermomagnetic convection cooling in ferrofluid is experimentally and numerically investigated.
Van Dau   +7 more
core   +1 more source

Applications of Ferro-Nanofluid on a Micro-Transformer

open access: yesSensors, 2010
An on-chip transformer with a ferrofluid magnetic core has been developed and tested. The transformer consists of solenoid-type coil and a magnetic core of ferrofluid, with the former fabricated by MEMS technology and the latter by a chemical co ...
Chin-Ting Yang   +4 more
doaj   +1 more source

On-demand ferrofluid droplet formation with non-linear magnetic permeability in the presence of high non-uniform magnetic fields

open access: yesScientific Reports, 2022
The magnetic actuation of ferrofluid droplets offers an inspiring tool in widespread engineering and biological applications. In this study, the dynamics of ferrofluid droplet generation with a Drop-on-Demand feature under a non-uniform magnetic field is
Mohamad Ali Bijarchi   +3 more
doaj   +1 more source

Magnetohydrodynamic flow and convective heat transfer of hybrid ferrofluid towards stagnation point on horizontal flat plate

open access: yesData Analytics and Applied Mathematics
Ferrofluid is broadly used for dissipating heat for devices and equipment with an applied magnetic field. However, the conventional ferrofluid needs to be improved to achieve higher thermal conductivity, better heat dissipation and improved stability ...
Siti Hanani Mat Yasin   +4 more
doaj   +1 more source

Fine tuning and MOND in a metamaterial “multiverse”

open access: yesScientific Reports, 2017
We consider the recently suggested model of a multiverse based on a ferrofluid. When the ferrofluid is subjected to a modest external magnetic field, the nanoparticles inside the ferrofluid form small hyperbolic metamaterial domains, which from the ...
Igor I. Smolyaninov   +1 more
doaj   +1 more source

Experimental Study and Simulation on the Seal Pressure of a Ferrofluid Seal Using Radial-Charged Magnets

open access: yesFrontiers in Materials, 2022
As one of the most mature applications of ferrofluid, the pole shoes of a ferrofluid seal are easily damaged under the situation of the large radial beating of the main shaft.
Jiawei Liu   +3 more
doaj   +1 more source

Degraded boiling heat transfer from hotwire in ferrofluid due to particle deposition

open access: yes, 2018
Transient boiling heat transfer from an electrically-heated microwire in Fe3O4/water nanofluid (ferrofluid) was investigated for the first time. The transient temperature rise of the wire for different electrical currents was measured and compared with ...
Vatani, Ashkan   +8 more
core   +1 more source

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