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Optical switching

Excitonic interconnects

Interconnects and switches relying on excitons — quasiparticles consisting of bound electron–hole pairs — may offer a promising energy-efficient alternative to electrons in wires for future electronic circuitry.

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Figure 1: Schematic of an excitonic switch and its principle of operation.


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Baldo, M., Stojanović, V. Excitonic interconnects. Nature Photon 3, 558–560 (2009).

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