Did You Know?

Valerie Coffey

A new type of optical disc can store 1.6 terabytes of data.

Scatterings imageThree polarization states are encoded at 0°, 60° and 120° with femtosecond laser pulses at 840 nm and a pulse energy of 160 pJ. Each image is 75 x 75 pixels and measures 100 x 100 µm.

Australian researchers at Swinburne University of Technology (Hawthorn, Victoria, Australia) have unveiled a new type of optical disc that can store 1.6 terabytes of data—up to 10,000 times more than that of current DVD and Blu-ray discs. Such a disc could store whole libraries of films, as well as medical, military and financial records.

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Publish Date: 01 September 2009

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