Fans of Avatar that are eager to continue lining the pockets of Fox and James Cameron will have their chance, again on November 16, when the Avatar Three-Disc Extended Collector’s Edition is ...

Future versions, they note, could be the size of a Blu-ray disc. The new method involved the use of a laser to remove single carbon atoms from the surface of the diamond, leaving a tiny cavity.

With this technique, the team says the resulting diamond wafers measure 5 cm across, and have such immense data density that they can theoretically store the equivalent of a billion Blu-Ray discs.

"A 2-inch diamond wafer theoretically enables enough quantum memory to record 1 billion Blu-ray discs," Adamant Namiki says. "This is equivalent to all the mobile data distributed in the world in ...

Blu-ray discs are sold by Buffalo , Victor , Sony, and others, and cost an average of about 65 yen per disc, and 2,000 discs would cost about 130,000 yen.

Higher-density storage technique could allow diamond disk to store equivalent of 2,000 Blu-ray discs by Bob Yirka, Phys.org Editors' notes ...