Techno-News Blog

February 24, 2011

Light-Emitting Rubber Could Sense Structural Damage

Filed under: Uncategorized — admin @ 12:38 am

By Kate Greene, Technology Review

The new type of sensor could be an early warning system for bridges and buildings under stress. Researchers at Princeton University have built a new type of sensor that could help engineers quickly assess the health of a building or bridge. The sensor is an organic laser, deposited on a sheet of rubber: when it’s stretched—by the formation of a crack, for instance—the color of light it emits changes.

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