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Silicon photonics

Lighting up the chip

A tiny GeSi electro-absorption modulator with energy consumption at the femtojoule-per-bit level represents a step towards bringing photonics ever closer to computer chips.

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Figure 1: Three types of silicon photonics modulators.


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Mekis, A. Lighting up the chip. Nature Photon 2, 389–390 (2008).

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