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Telecommunications

A boost for fibre optics

A possible solution to the need to expand fibre-optic capacities presents itself in the form of a new way of amplifying the information-carrying light transmissions. But turning principle into practice will require more work.

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Figure 1: Pumping polymer micro-ring lasers.
Figure 2: Speculative schemes for longitudinal pumping of polymer micro-ring lasers.

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Correspondence to Z. Valy Vardeny.

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Vardeny, Z. A boost for fibre optics. Nature 416, 489–491 (2002). https://doi.org/10.1038/416489a

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