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Wednesday, September 2, 2009

When peeled, adhesive tape emits terahertz radiation

Believe it or not, researchers at the University of Wollongong (New South Wales, Australia) have discovered that peeling adhesive tape emits unpolarized terahertz radiation. The researchers found that the mechanism of this emission is most likely triboelectric charging, or tribocharging for short–a transfer of electric charge (most likely ions) between two materials.

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