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Nature Photonics 1, 138–139 (1 March 2007) | doi:10.1038/nphoton.2007.8

Optical signal processing: Hybrid success

Michael Hayden

High-speed optical communication and signal processing depend increasingly heavily on devices known as optical modulators. These devices impart information to light beams as they zip through kilometres of optical fibres at the heart of telecommunication and data-sharing networks.