Electrons in semiconductors are subject to forces that make their spins flip. According to new evidence, if an ensemble of spins curls into a helix, the collective spin lifetime can be greatly enhanced.
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Fabian, J. Spin's lifetime extended. Nature 458, 580–581 (2009). https://doi.org/10.1038/458580a
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DOI: https://doi.org/10.1038/458580a
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