The angles and branches in this illustration of a chip are key to using terahertz waves for the next generation of high-speed wireless communications. Wenhao Wang, Guillaume Ducournau, and Ranjan Singh

Chip that steers terahertz beams sets stage for ultrafast internet of the future

As more internet devices run increasingly data-heavy apps, there’s a squeeze on the wireless spectrum. High-frequency terahertz waves could ease the crunch with the help of chips that control the beams.

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