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  • RESEARCH HIGHLIGHT

Spectrometer fits on a fingertip ― but is big on precision

An instrument found on workbenches around the world has been scaled down enough to be used in a smartphone.
A tiny on-chip spectrometer sitting on a fingertip with a black background

A spectrometer that uses an active area smaller than the diameter of a human hair fits on a fingertip. Credit: Hoon Hahn Yoon, Suvi-Tuuli Akkanen

A miniature spectrometer, an instrument for analysing light, could find applications in portable devices such as smartphones1.

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Nature 611, 13 (2022)

doi: https://doi.org/10.1038/d41586-022-03370-8

References

  1. Yoon, H. H. et al. Science 378, 296–299 (2022).

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