dorsal/arxiv
View SchemaSpreading and absorption of silicone oil droplets on silicone elastomer films
| Authors | Lauren Dutcher, Benjamin Baylis, John R. Dutcher, Elie Raphael, Kari Dalnoki-Veress |
|---|---|
| Categories | |
| ArXiv ID | 2601.08114vv1 |
| URL | https://arxiv.org/abs/2601.08114 |
| License | http://arxiv.org/licenses/nonexclusive-distrib/1.0/ |
Abstract
When a liquid droplet completely wets a hard substrate, its spreading dynamics follow Tanner's law, with the droplet radius growing as the one-tenth power of time. Here, we investigate how these dynamics change when silicone oil droplets spread on soft silicone elastomer and gel films supported by a rigid silicon substrate. While the droplets fully wet the elastomer surface, they also simultaneously swell the elastomer film. By varying the film thickness, we observe deviations from the classical power-law scaling, which we interpret in terms of changes to the effective stiffness and the absorption potential of the system. We describe the spreading behavior using a phenomenological model that accounts for both absorption and mechanical contributions.
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"date_created": "2026-02-17T05:53:16.172000Z",
"date_modified": "2026-02-17T05:53:16.172000Z",
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"abstract": "When a liquid droplet completely wets a hard substrate, its spreading dynamics follow Tanner\u0027s law, with the droplet radius growing as the one-tenth power of time. Here, we investigate how these dynamics change when silicone oil droplets spread on soft silicone elastomer and gel films supported by a rigid silicon substrate. While the droplets fully wet the elastomer surface, they also simultaneously swell the elastomer film. By varying the film thickness, we observe deviations from the classical power-law scaling, which we interpret in terms of changes to the effective stiffness and the absorption potential of the system. We describe the spreading behavior using a phenomenological model that accounts for both absorption and mechanical contributions.",
"arxiv_id": "2601.08114",
"authors": [
"Lauren Dutcher",
"Benjamin Baylis",
"John R. Dutcher",
"Elie Raphael",
"Kari Dalnoki-Veress"
],
"categories": [
"cond-mat.soft",
"physics.flu-dyn"
],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"title": "Spreading and absorption of silicone oil droplets on silicone elastomer films",
"url": "https://arxiv.org/abs/2601.08114",
"version": "v1"
},
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