electrorheological fluid


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electrorheological fluid

[i¦lek·trō‚rē·ə¦läj·ə·kəl ′flü·əd]
(physical chemistry)
A colloidal suspension of finely divided particles in a carrier liquid, usually an insulating oil, whose rheological properties are changed through an increase in resistance when an electric field is applied.
References in periodicals archive ?
The major components that comprise LBA are the following: magnetorheological fluid (MRF), shear thickening fluid, and electrorheological fluid.
8] used the finite element and harmonic balance methods to calculate the instability regions of the sandwich beam with an electrorheological fluid core subjected to an axial dynamic force.
Dynamic stability of a sandwich beam with a constraining layer and electrorheological fluid core, Composite Structures 64(1): 47-54.
Ruzicka, Electrorheological Fluid, Modeling and Mathematical Theory, SpringerVerlag, Berlin, 2000.
Additional applications include AC or DC biasing, delta tan testing, dielectrics testing, electroactive polymers (EAP), electrocoalescence, electrophoresis, electrorheological fluids, electro-optic modulation, electrospinning, fusion research, high power semiconductor testing, insulation breakdown testing, material poling and quadra-pole ion trap.
Shaw is also a noted polymer rheologist; his contributions include the development of models for relating rheological properties to molecular weight distribution, fundamental studies of the rheology of liquid crystalline polymers and electrorheological fluids.
These materials, called electrorheological fluids, would fill shock absorbers and dampen the bounching or swaying of these very high-speed trains, says Dilip K.
While several car manufacturers are looking into using electrorheological fluids in automobile shock absorbers, clutches and engine mounts, this technology has not yet proved its value outside the laboratory, Bhadra says.
Technology Catalysts, in their report Electrorheological Fluids and Devices II, identifies these applications with the biggest commercial prospects: