“World’s smallest light-emitting diodes” manufactured, claims ETH Zurich
An ETH Zurich logo consisting of 2,800 nano light-emitting diodes. At a height of 20µm, the logo matches the size of a human cell, with a single pixel measuring around 200nm (Image: Amanda Paganini / ETH Zurich)
100nm OLEDs built by ETH Zurich push pixel density into the nanoscale
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