Five-Dimensional DVD stores 1 TB per sq cm.

A new Australian technique that utilizes multiple wavelengths and polarizations to interact with gold nano-particles rather than polymers.  The exact capacity is is never given in the article but it sounds like they are suggesting a DVD sized disc that can hold 50 TB.

Technology Review: Five-Dimensional Data Storage

A new light-responsive material could lead to discs the size of today’s DVDs that store four orders of magnitude more data. Traditional DVDs and CDs store data on their surface in two dimensions, and holographic discs can store it in three.

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Published in: on May 21, 2009 at 2:44 pm  Leave a Comment  

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