MTL News Archives for 2013

Explained: Hydrophobic and hydrophilic

July 18, 2013

Better understanding of how surfaces attract or repel water could improve everything from power plants to ketchup bottles.


Hydrophilic and hydrophobic materials are defined by the geometry of water on a flat surface -- specifically, the angle between a droplet's edge and the surface underneath it. This is called the contact angle. Photo courtesy of Rong Xiao and Nenad Miljkovic

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