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Using the Terahertz Spectrum for Wireless Communication

holy_calamity writes "A first step to allowing wireless data transfer over a currently unused part of the electromagnetic spectrum is reported in New Scientist. Terahertz radiation exists between radio and infrared. A new filter created at the University of Utah can filter out particular frequencies, a prerequisite for using it for data. The abstract of the paper in the journal Nature is freely available."

1 of 134 comments (clear)

  1. Re:Optical... by Max+Littlemore · · Score: 1, Flamebait

    Once you get close to the frequency of infrared light... Why not just make the jump, and go with light instead?

    Ummmm. In case you didn't know, people have been using light for years. Ever heard of semaphore?

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