Nano antennas for data transfer
01/08/2020![Let there be light – and it was directional: The world's first electrically powered Yagi-Uda antenna was built at the University of Würzburg's Department of Physics. (Picture: Department of Physics)](/fileadmin/_processed_/a/4/csm_0108hecht-nanoantenne_2d41621839.jpg)
For the first time, physicists from the University of Würzburg have successfully converted electrical signals into photons and radiated them in specific directions using a low-footprint optical antenna that is only 800 nanometres in size.
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