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Published online 13 December 2007 | Nature | doi:10.1038/news.2007.376
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Storing light with sound
Turning optical-fibre messages into sound could help store the information.
The information in a beam of light can be stored for a while by converting it into a sound signal, then reading it back out again as light, researchers have found. The process, which can be done in commercially-available optical fibres, could be used to help make computer processing more efficient in future.
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