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Business and innovation

Business and innovation

Hot time for hard disks: why magnetic-recording technology is still going strong

03 Dec 2020 James McKenzie
Taken from the December 2020 issue of Physics World, where it appeared under the headline "Hot time for hard disks".

James McKenzie looks at the power of incremental improvement and the commercial success of magnetic‑recording technology

Seagate HAMR
Hot stuff Heat-assisted magnetic recording is set to boost the storage capacity of hard disks still further. (Courtesy: Seagate Technology)
When it comes to storing data, you might think that magnetic devices are rapidly becoming a thing of

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James McKenzie is the writer of the Transactions column for Physics World about physics in industry. He is writing here in a personal capacity
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