Could holes in semiconductor quantum dots be a more appealing alternative to electrons for realizing stable and scalable solid-state spin qubits for quantum information processing? The latest findings detailing two coupled dots and improved coherence times suggest that the answer may be yes.
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Single hole spin relaxation probed by fast single-shot latched charge sensing
Communications Physics Open Access 18 February 2019
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Tartakovskii, A. Holes avoid decoherence. Nature Photon 5, 647–649 (2011). https://doi.org/10.1038/nphoton.2011.262
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DOI: https://doi.org/10.1038/nphoton.2011.262
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Single hole spin relaxation probed by fast single-shot latched charge sensing
Communications Physics (2019)