The highly precise atomic clocks used in science and technology are based on electronic transitions in atoms. The discovery of a nuclear transition in thorium-229 raises hopes of making nuclear clocks a reality. See Article p.47
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Safronova, M. Elusive transition spotted in thorium. Nature 533, 44–45 (2016). https://doi.org/10.1038/533044a
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DOI: https://doi.org/10.1038/533044a
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