| http://www.w3.org/ns/prov#value | - The researchers suggested solar panels that could automatically clean themselves of dust and grit, for example. ???Most surfaces are passive,??? says Kripa Varanasi, an associate professor of mechanical engineering at MIT, and senior author of a paper describing the new system in the journal Applied Physics Letters. ???They rely on gravity, or other forces, to move fluids or particles.???
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