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Quantum physics

Correlations without parts

Quantum correlations between the parts of composite systems have long fascinated physicists. There is now compelling evidence that such correlations can also occur in systems in which no parts can be identified. See Letter p.490

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Figure 1: Comparing separate and sequential tests.

References

  1. Pawłowski, M. et al. Nature 461, 1101–1104 (2009).

    Article  ADS  Google Scholar 

  2. Oppenheim, J. & Wehner, S. Science 330, 1072–1074 (2010).

    Article  ADS  MathSciNet  CAS  Google Scholar 

  3. Lapkiewicz, R. et al. Nature 474, 490–493 (2011).

    Article  CAS  Google Scholar 

  4. Weihs, G. et al. Phys. Rev. Lett. 81, 5039–5043 (1998).

    Article  ADS  MathSciNet  CAS  Google Scholar 

  5. Matsukevich, D. N. et al. Phys. Rev. Lett. 100, 150404 (2008).

    Article  ADS  CAS  Google Scholar 

  6. Rowe, M. A. et al. Nature 409, 791–794 (2001).

    Article  ADS  CAS  Google Scholar 

  7. Hasegawa, Y. et al. Nature 425, 45–48 (2003).

    Article  ADS  CAS  Google Scholar 

  8. Kochen, S. & Specker, E. P. J. Math. Mech. 17, 59–87 (1967).

    MathSciNet  Google Scholar 

  9. Cabello, A. Phys. Rev. Lett. 101, 210401 (2008).

    Article  ADS  Google Scholar 

  10. Kirchmair, G. et al. Nature 460, 494–497 (2009).

    Article  ADS  CAS  Google Scholar 

  11. Amselem, E. et al. Phys. Rev. Lett. 103, 160405 (2009).

    Article  ADS  Google Scholar 

  12. Cabello, A. Phys. Rev. Lett. 104, 220401 (2010).

    Article  ADS  MathSciNet  Google Scholar 

Download references

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Correspondence to Adán Cabello.

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Cabello, A. Correlations without parts. Nature 474, 456–458 (2011). https://doi.org/10.1038/474456a

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