Oleg Zabluda's blog
Saturday, March 11, 2017
 
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Existing hard drives use magnets made of about 1 million atoms to store a single bit of data.
[...]
But in experiments physicists have radically shrunk the number of atoms needed to store 1 bit — moving from 12 atoms in 2012 to now just one. Natterer and his team used atoms of holmium, a rare-earth metal, sitting on a sheet of magnesium oxide, at a temperature below 5 kelvin.
"""
http://www.nature.com/news/magnetic-hard-drives-go-atomic-1.21599
http://www.nature.com/news/magnetic-hard-drives-go-atomic-1.21599

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