Ting Xu, a professor at the University of California, Berkeley and Thomas Russell, a professor at the University of Massachusetts at Amherst, have created a technique that could, theoretically, pack a disk the size of a quarter with 10.5 terabits (more than 10 trillion bits) of data, the equivalent of 250 DVDs.

FORBES: Magazine Article

In 1997 IBM harnessed the effect to produce an ultrasensitive disk drive that could pack 2.7 gigabytes of data into a square inch.

FORBES: Magazine Article