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Positively spin coherent

The observation of long relaxation times and high-fidelity preparation promote the spin of a hole in a semiconductor quantum dot to the best position to be a contender for the role of a solid-state qubit.

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Figure 1: Band structure of a semiconductor such as GaAs.
Figure 2: Measuring the spin relaxation time.

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Burkard, G. Positively spin coherent. Nature Mater 7, 100–101 (2008). https://doi.org/10.1038/nmat2107

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