New phenomenon ‘quantum friction’ explains water’s bizarre properties

An image showing a pipe with water

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Theory offers explanation why water behaves oddly when flowing through nanoscale carbon-based channels

‘Quantum friction’ – a component of friction not present in classical physics, has been postulated by researchers in France to explain anomalies in the behaviour of water at carbon-based surfaces like graphite, graphene and carbon nanotubes. The phenomenon’s generality is not yet known, but it could potentially be useful fields such as desalination that require selectively permeable membranes.