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  • RESEARCH HIGHLIGHT

Tiny LED could light up a computer that fits on a speck of dust

Ultra-efficient light sources provide optical communication signals even at very low power levels.
Artist's impression of low-power LEDs packaged together with other components to make tiny computers less than 1mm in size

Miniaturized, highly efficient light-emitting diodes (green and red; artist’s impression) can be incorporated into computers less than one millimetre square. Credit: Ning Li and Kevin Han

Computers the size of dust particles could be fabricated thanks to newly developed light sources, which achieve high efficiency at low power.

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Nature 570, 418 (2019)

doi: https://doi.org/10.1038/d41586-019-01896-y

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