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Diluted magnetic semiconductors

Copper joins the family

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Magnetic circular dichroism on quantum dots doped with a small percentage of copper ions show the typical features of diluted magnetic semiconductors.

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Figure 1: Diluted magnetic semiconductor quantum dots studied by Pandey et al. have ZnSe cores (red) and CdSe shells (green) that exert additional stretching strain on the cores.
Figure 2: Enhancement of the magnetic circular dichroism (MCD) signal as a function of ultraviolet radiation intensity.

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  1. Jacek Kossut is in the Institute of Physics of the Polish Academy of Sciences, Warsaw PL-02-668, Poland,

    Jacek Kossut

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  1. Jacek Kossut
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Correspondence to Jacek Kossut.

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Kossut, J. Copper joins the family. Nature Nanotech 7, 774–775 (2012). https://doi.org/10.1038/nnano.2012.216

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