Importance of moderate size of pillars and dual-scale structures for stable superhydrophobic surfaces: A molecular dynamics simulation study
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DOI: 10.1016/j.commatsci.2020.109613
Abstract: Abstract In this work, we first create three-dimensional molecular-dynamics (MD) model to study the effect of structure parameters including pillar size, pillar height, pillar groove, and intrinsic contact angle (θe, or Young’s angle) on wetting… read more here.
Keywords: scale structure; dual scale; cassie state; structure ... See more keywords
Influence of insoluble surfactants on shear flow over a surface in Cassie state at large Péclet numbers
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DOI: 10.1017/jfm.2020.814
Abstract: Abstract Surfactants can immobilize fluid–liquid interfaces under shear stress. We investigate the impact of insoluble surfactants on shear flow along a superhydrophobic surface in Cassie state, with gas trapped in grooves oriented perpendicular to the… read more here.
Keywords: insoluble surfactants; shear flow; surface; cassie state ... See more keywords
Ultrafast laser hybrid fabrication of hierarchical 3D structures of nanorods on microcones for superhydrophobic surfaces with excellent Cassie state stability and mechanical durability
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DOI: 10.2351/7.0000110
Abstract: Superhydrophobic surfaces have been attracting considerable attention due to potential applications in self-cleaning, anti-icing, water/oil separation, drag reduction, water collection, etc. However, to date, except for a few textile surfaces and coating products, only a… read more here.
Keywords: mechanical durability; state stability; cassie state;