By selectively engineering the surface roughness of micro-light-emitting-diode chips, and thus the strength of the van der Waals forces that bond them to a substrate, large-area displays can be created via a fluidic-assisted transfer method.
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The authors declare no competing interests.
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Do, Y.R., Yoo, G.Y. MicroLEDs get in line. Nat Electron 6, 182–183 (2023). https://doi.org/10.1038/s41928-023-00937-9