Sentences with phrase «tiny magnetic regions»

Hard drives store data on discs coated with a metallic film divided into tiny magnetic regions, each of which stores a single bit — the more regions you can squeeze on to a disc, the bigger the capacity.

Not exact matches

In nanometer - thin magnetic films, such as iron - nickel alloys, the region separating two magnetic domains or defects can adopt tiny whirlpool - like patterns.

This behavior stems from an unusual feature of certain complex oxides called phase separation, in which tiny regions in the material exhibit vastly different electronic and magnetic properties.