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Observing early stellar nucleosynthesis

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A fluorine abundance measurement in a high-redshift galaxy demonstrates an early, quick rise in chemical enrichment of the Universe. The presence of fluorine at this early epoch also reveals a unique early source of the element.

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Fig. 1: A collage of what a massive star-forming galaxy at z = 4.4 (~1.4 Gyrs after the Big Bang) might look like with possible sources of fluorine indicated.

NASA Image Collection / Alamy Stock Photo

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Authors and Affiliations

  1. Lund Observatory, Department of Astronomy and Theoretical Physics, Lund University, Lund, Sweden

    Nils Ryde

  2. Center for Astrophysics and Space Astronomy, University of Colorado, Boulder, CO, USA

    Graham Harper

Authors
  1. Nils Ryde
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  2. Graham Harper
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Correspondence to Nils Ryde or Graham Harper.

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The authors declare no competing interests.

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Ryde, N., Harper, G. Observing early stellar nucleosynthesis. Nat Astron 5, 1212–1213 (2021). https://doi.org/10.1038/s41550-021-01510-0

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