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Review

Nature Photonics 1, 97–105 (1 February 2007) | doi:10.1038/nphoton.2007.3

Cutting-edge terahertz technology

Masayoshi Tonouchi

Research into terahertz technology is now receiving increasing attention around the world, and devices exploiting this waveband are set to become increasingly important in a very diverse range of applications. Here, an overview of the status of the technology, its uses and its future prospects are presented.