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Wetting dynamics

Adsorbed colloids relax slowly

For colloidal particles adsorbed at liquid/liquid interfaces, it is now found that the height of a particle above the interface equilibrates much more slowly than expected. Such a slow relaxation has major implications for the understanding of effective interactions between colloids at fluid interfaces.

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Figure 1: Slow relaxation of colloidal particles adsorbed at a liquid/liquid interface.


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Correspondence to Ignacio Pagonabarraga.

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Pagonabarraga, I. Adsorbed colloids relax slowly. Nature Mater 11, 99–100 (2012).

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