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Shedding light on nanomagnets

The magnetism of semiconductor nanocrystals can be controlled by shining light on them, which could have applications in information storage and processing.

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Figure 1: Carrier-mediated magnetism in ZnO nanocrystals doped with Mn.

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Žutić, I., Petukhov, A. Shedding light on nanomagnets. Nature Nanotech 4, 623–625 (2009). https://doi.org/10.1038/nnano.2009.286

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