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Quantum technologies need big investments to deliver on their big promises

Sustained investments can deliver quantum devices that handle more information, more rapidly and more securely than can classical ones.
By
  1. Jian-Wei Pan

    1. Jian-Wei Pan is director of the Chinese Academy of Sciences Center for Excellence in Quantum Information and Quantum Physics, University of Science and Technology of China, Hefei, China.

In fields such as computing, information security and precise measurement, quantum systems promise to outperform classical ones. And there’s been much progress over the century since the formulation of quantum mechanics.

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Nature 638, 862 (2025)

doi: https://doi.org/10.1038/d41586-025-00564-8

Updates & Corrections

  • Correction 06 March 2025: An earlier version of this World View erroneously stated that the US$3.75 billion investment was for 2023 alone.

Competing Interests

The author declares no competing interests.

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