Tiny needles could supersede magnetic disks in tomorrow's computer memories.
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References
Lutwyche,M. I. et al. Highly parallel data storage system based on scanning probe arrays. Applied Physics Letters 77, 3299 - 3301 2000.
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Ball, P. Molecular Braille expands computer memories. Nature (2000). https://doi.org/10.1038/news001116-7
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DOI: https://doi.org/10.1038/news001116-7