News tagged with flat surface

Explained: Hydrophobic and hydrophilic

Sometimes water spreads evenly when it hits a surface; sometimes it beads into tiny droplets. While people have noticed these differences since ancient times, a better understanding of these properties, and new ways of controlling ...

dateJul 16, 2013 in General Physics
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Water droplets prefer the soft touch

(Phys.org) —Researchers have found a way to drive water droplets along a flat surface without applying heat, chemicals, electricity, or other forces: All that's required is varying the stiffness of the surface in the desired ...

dateJun 25, 2013 in General Physics
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A new wrinkle for cell culture

Using a technique that introduces tiny wrinkles into sheets of graphene, researchers from Brown University have developed new textured surfaces for culturing cells in the lab that better mimic the complex surroundings in ...

dateApr 23, 2015 in Nanomaterials
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