Petabyte sized laser disks
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In Nature Communications today, Richard Evans from CSIRO shows how they developed a new technique to enable the data capacity of a single DVD to increase from 4.7 gigabytes up to one petabyte (1,000 terabytes). This is equivalent of 10.6 years of compressed high-definition video or 50,000 full high-definition movies.
So how did they manage to achieve such a huge boost in data storage?
Read more: http://theconversation.com/more-data-storage-heres-how-to-fit-1-000-terabytes-on-a-dvd-15306 http://www.nature.com/ncomms/2013/130619/ncomms3061/full/ncomms3061.html
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