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Solid-state physics

A historic experiment redesigned

Large quasiparticles known as Rydberg excitons have been detected in a natural crystal of copper oxide. The result may find use in applications such as single-photon logic devices. See Letter p.343

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Figure 1: The spectral signatures of excitons.

Ruben Seisyan/Ref. 4


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Correspondence to Sven Höfling or Alexey Kavokin.

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Höfling, S., Kavokin, A. A historic experiment redesigned. Nature 514, 313–314 (2014).

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