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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.


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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).

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