concentration gradient

American  

noun

Chemistry.

1. the gradual difference in concentration of a dissolved substance in a solution between a region of high density and one of lower density.

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Example Sentences

"The framework for analyzing this collective behavior resides in the fundamental pheromone concentration gradient, then working from there," Karamched said.

From Science Daily

This research builds on earlier work in which the same authors showed how a single catalyst molecule could use energy from the reaction it catalyzed to undergo directional motion in a concentration gradient.

From Science Daily

Due to this concentration gradient, both types of ions have a strong urge to flow into the cells -- making them ideal for use as messenger substances.

From Science Daily

Many crystals contain defects whose concentration varies across the crystal; the resulting concentration gradient breaks the macroscopic symmetry of the crystal, causing residual piezoelectricity and pyroelectricity3.

From Nature

By pumping out Cl−, KCC2 can control the concentration gradient and so limit how strongly target neurons are inhibited by these neurotransmitters.

From Nature