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TOPOLOGICAL PHOTONICS

Thouless pumping of light with a twist

An experiment with photonic waveguides demonstrates the connection between non-Abelian holonomies and adiabatic particle transport, paving the way to the geometric and topological control of light trajectories.

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Fig. 1: Evolution of the wave-function during a simple yet realistic non-Abelian pumping cycle.

References

  1. Wilczek, F. & Zee, A. Phys. Rev. Lett. 52, 2111 (1984).

    ADS  MathSciNet  Article  Google Scholar 

  2. Sun, Y.-K. et al. Nat. Phys. https://doi.org/10.1038/s41567-022-01669-x (2022).

    Article  Google Scholar 

  3. Brosco, V., Pilozzi, L., Fazio, R. & Conti, C. Phys. Rev. A 103, 063518 (2021).

    ADS  Article  Google Scholar 

  4. Thouless, D. J. Phys. Rev. B 27, 6083 (1983).

    ADS  MathSciNet  Article  Google Scholar 

  5. Berry, M. V. Proc. R. Soc. Lond. 392, 45–57 (1984).

    ADS  Google Scholar 

  6. Lu, L., Joannopoulos, J. D. & Soljačić, M. Nat. Phys. 12, 626–629 (2016).

    Article  Google Scholar 

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Correspondence to Laura Pilozzi.

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Pilozzi, L., Brosco, V. Thouless pumping of light with a twist. Nat. Phys. 18, 968–969 (2022). https://doi.org/10.1038/s41567-022-01675-z

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