Nature, Published online: 27 May 2026; doi:10.1038/s41586-026-10556-x
A measurement of the hyperfine splitting energy of the ground state of antihydrogen at 4 ppm precision reaches a point at which this result is sensitive to the internal structure of the antiproton.
Science
Four ppm measurement of the antihydrogen ground-state hyperfine splitting
Nature
Wednesday 27 May 2026, 00:00 UTC
By D. P. van de Werf
1 min read
Originally published by Nature
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