Radio observations from the Low Frequency Radio Array suggest that magnetic fields in high-redshift clusters are of similar strength as their local counterparts. This finding implies that magnetic fields evolve differently than predicted by cosmological simulations.
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Knowles, K. The genealogy of magnetic fields. Nat Astron 5, 226–227 (2021). https://doi.org/10.1038/s41550-020-01245-4
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DOI: https://doi.org/10.1038/s41550-020-01245-4
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