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News Release 07-091

A New Wrinkle in Thin Film Science

Simple, inexpensive way to measure material properties could impact cosmetics, coating and nanoelectronic industries

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A starburst of wrinkles form in a thin film material when a drop of water is placed on the film.

A starburst of wrinkles form in a thin film material when a drop of water is placed on the film as it floats in water. These remarklably simple experiments, done with a pool of water in a Petri dish and a low-magnification microscope, give researchers insight into whether the material properties of ultrathin films differ from their properties in bulk quantities.

Credit: Jiangshui Huan, University of Massachusetts, Amherst


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