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Physicists in China challenge Google’s ‘quantum advantage’

Photon-based quantum computer does a calculation that ordinary computers might never be able to do.
  1. Philip Ball
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A team in China claims to have made the first definitive demonstration of ‘quantum advantage’ — exploiting the counter-intuitive workings of quantum mechanics to perform computations that would be prohibitively slow on classical computers.

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Nature 588, 380 (2020)

doi: https://doi.org/10.1038/d41586-020-03434-7

References

  1. Zhong, H.-S. et al. Science 370, 1460–1463 (2020).

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  2. Arute, F. et al. Nature 574, 505–510 (2019).

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  3. Pednault, E., Gunnels, J. A., Nannicini, G., Horesh, L. & Wisnieff, R. Preprint at https://www.arxiv.org/abs/1910.09534 (2019).

  4. Aaronson, S. & Arkhipov, A. Proc. 43rd Annual Symposium on Theory of Computing 333–342 (2011).

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