30 September 11
Self-healing materials take cue from nature
BBC news reports: ‘New developments in self-healing technology have been pioneered by Prof Nancy Sottos and her team at the University of Illinois Urbana-Champaign, involving the impregnation of plastics with a fine network of channels, each less than 100 millionths of a metre in diameter, that can be filled with liquid resins.
‘These "micro-vascular" networks penetrate the material like an animal's circulation system, supplying healing agent to all areas, ready to be released whenever and wherever a crack appears.’
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