dilatant


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Related to dilatant: Dilatant compound

dilatant

[dī′lāt·ənt]
(chemistry)
A material with the ability to increase in volume when its shape is changed.
References in periodicals archive ?
Cornstarch was also just fun to play with - it's a dilatant, or "shear-thickening" fluid that can't seem to decide whether it wants to be a liquid or a solid.
When n is less than 1, the fluid is pseudoplastic, for n equal to 1, the fluid is Newtonian and when n greater than 1, the fluid is dilatant.
By contrast, Moss (1991) noted that the clay fraction plays a negligible role because it is washed away in runoff and that in most soils a closely packed, dilatant layer of silt particles (10-50 [micro]m) forms under raindrop impact.
Chhabra, "Drag on Spheroidal Particles in Dilatant Fluids," AIChE J.
1999, Fluidized hydrothermal breccia in dilatant faults during thrusting: the Colombian Emerald deposits, in McCaffrey, K.
Using graphs and rheograms, he described flow behaviors such as Newtonian, pseudoplastic, dilatant, shear thinning, and shear thickening.
Dilatant flow is where viscosity increases with increasing shear.
Maintains fluid motion of extremely thixotropic and dilatant products.